1
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Kianmehr E, Shafiee-Pour M. Ruthenium(II)-Catalyzed Annulation of Oximes with Maleimides: Synthesis of Pyrrolo[3,4- c]isoquinoline-1,3-diones. Org Lett 2024; 26:6977-6982. [PMID: 39102365 DOI: 10.1021/acs.orglett.4c02330] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 08/07/2024]
Abstract
A series of pyrroloisoquinoline-1,3-diones has been synthesized using ruthenium(II) as the catalyst and oxygen as the oxidant in a straightforward manner. The reaction proceeds through a tandem C-C/C-N bond formation process between maleimides and ketoximes, providing a direct approach for the synthesis of the titled products. This operationally simple reaction procedure supplies suitable conditions for synthesizing diverse isoquinoline-based heterocycles with a range of functional groups in moderate to good yields and compatible with gram-scale synthesis. Furthermore, the compatibility of this reaction with oxygen as a green and environmentally friendly oxidant raises the importance of the present method.
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Affiliation(s)
- Ebrahim Kianmehr
- School of Chemistry, College of Science, University of Tehran, Tehran 1417614411, Iran
| | - Maryam Shafiee-Pour
- School of Chemistry, College of Science, University of Tehran, Tehran 1417614411, Iran
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2
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Dethe DH, Kumar V, Datta A. Ru(II)-Catalyzed C-H Alkylation of N-Benzyltriflamide with Maleimides: Synthesis of o-Succinimide Substituted Benzaldehydes. Chemistry 2024:e202401301. [PMID: 38864751 DOI: 10.1002/chem.202401301] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/02/2024] [Revised: 06/12/2024] [Accepted: 06/12/2024] [Indexed: 06/13/2024]
Abstract
A ruthenium-catalyzed N-benzyltriflamide assisted C-H alkylation with maleimide followed by hydrolysis of in situ generated imine has been developed for the first time. This synthetic method results in the efficient synthesis of o-succinimide derivatives of benzaldehydes. This reaction involves less expensive and mild reaction conditions and shows excellent site selectivity and good functional group compatibility.
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Affiliation(s)
- Dattatraya H Dethe
- Department of Chemistry, Indian Institute of Technology, Kanpur, Kanpur, 208016, India
| | - Vimlesh Kumar
- Department of Chemistry, Indian Institute of Technology, Kanpur, Kanpur, 208016, India
| | - Arnadeep Datta
- Department of Chemistry, Indian Institute of Technology, Kanpur, Kanpur, 208016, India
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3
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Shirisha T, Majhi S, Balasubramanian S, Kashinath D. Metal-free C(sp 3)-H functionalization (C-C and C-N bond formation) of 1,2,3,4-tetrahydroacridines using deep eutectic solvents as catalyst and reaction medium. Org Biomol Chem 2024; 22:1434-1440. [PMID: 38265125 DOI: 10.1039/d3ob01752d] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/25/2024]
Abstract
Herein, we report a metal-free and efficient method for the C(sp3)-H functionalization of 1,2,3,4-tetrahydroacridines at the C4-position by the addition of azodicarboxylates (C-N bond) and maleimides (C-C bond) using deep eutectic solvents (DESs) at 80 °C. The C4-functionalized 1,2,3,4-tetrahydroacridines were achieved with high atom efficiency, precise regioselectivity, and yields ranging from 70-96%. The practicality of the developed method has been demonstrated through gram-scale synthesis. Also the green-metrics were calculated for the developed method and it was found that the metrics are near to the ideal values.
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Affiliation(s)
| | - Subir Majhi
- Department of Chemistry, National Institute of Technology, Warangal-506 004, India.
| | - Sridhar Balasubramanian
- Centre for X-ray Crystallography, Department of Analytical & Structural Chemistry, CSIR-Indian Institute of Chemical Technology, Tarnaka, Uppal Road, Hyderabad-500007, Telangana, India
- Academy of Scientific and Innovative Research (AcSIR), Ghaziabad-201 002, India
| | - Dhurke Kashinath
- Department of Chemistry, National Institute of Technology, Warangal-506 004, India.
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4
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Khan ZA, Singh VK. Synthesis of Spiroisoindolinones via Ru(II)-Catalyzed Spiroannulation of N-Acyl Ketimines with Aryl Isocyanates/Isothiocyanates through Aromatic C-H Bond Activation. J Org Chem 2023. [PMID: 38053308 DOI: 10.1021/acs.joc.3c02275] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/07/2023]
Abstract
Herein, we disclose the first report on Ru(II)-catalyzed amidation/thioamidation of 3-hydroxy-3-arylisoindolinones with isocyanates/isothiocyanates, respectively. The reaction furnishes spiroisoindolinones via sequential C-H functionalization of ortho C-H bond followed by intramolecular cyclization in moderate to high yields (up to 94%). Moreover, the developed strategy is highly atom-economical and site-selective and shows diverse substrate generality. Also, synthesized spiroisoindolinones undergo several chemical transformations.
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Affiliation(s)
- Zahid Ahmad Khan
- Department of Chemistry, Indian Institute of Technology Kanpur, Kanpur, Uttar Pradesh 208 016, India
| | - Vinod K Singh
- Department of Chemistry, Indian Institute of Technology Kanpur, Kanpur, Uttar Pradesh 208 016, India
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5
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Lin CY, Huang WW, Huang YT, Dhole S, Barve IJ, Sun CM. Rh(III)-Catalyzed Switchable [4 + 1] and [4 + 2] Annulation of N-Aryl Pyrazolones with Maleimides: An Access to Spiro Pyrazolo[1,2- a]indazole-pyrrolidine and Fused Pyrazolopyrrolo Cinnolines. J Org Chem 2023; 88:3424-3435. [PMID: 36864685 DOI: 10.1021/acs.joc.2c02338] [Citation(s) in RCA: 6] [Impact Index Per Article: 6.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 03/04/2023]
Abstract
A rhodium(III)-catalyzed controllable [4 + 1] and [4 + 2] annulation of N-aryl pyrazolones with maleimides as C1 and C2 synthon has been explored for the synthesis of spiro[pyrazolo[1,2-a]indazole-pyrrolidines] and fused pyrazolopyrrolo cinnolines. The product selectivity was achieved through time-dependent annulation. The [4 + 1] annulation reaction involves sequential Rh(III)-catalyzed C-H alkenylation of N-aryl pyrazolone, followed by an intramolecular spirocyclization via aza-Michael-type addition to afford spiro[pyrazolo[1,2-a]indazole-pyrrolidine]. However, prolonged reaction time converts in situ formed spiro[pyrazolo[1,2-a]indazole-pyrrolidine] into fused pyrazolopyrrolocinnoline. This unique product formation switch proceeds via strain-driven ring expansion through a 1,2-shift of the C-C bond.
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Affiliation(s)
- Chih-Yu Lin
- Department of Applied Chemistry, National Chiao-Tung University, 1001 Ta-Hsueh Road, Hsinchu 300-10, Taiwan, ROC
| | - Wan-Wen Huang
- Department of Applied Chemistry, National Chiao-Tung University, 1001 Ta-Hsueh Road, Hsinchu 300-10, Taiwan, ROC
| | - Ying-Ti Huang
- Department of Applied Chemistry, National Chiao-Tung University, 1001 Ta-Hsueh Road, Hsinchu 300-10, Taiwan, ROC
| | - Sandip Dhole
- Department of Applied Chemistry, National Chiao-Tung University, 1001 Ta-Hsueh Road, Hsinchu 300-10, Taiwan, ROC
| | - Indrajeet J Barve
- Department of Applied Chemistry, National Chiao-Tung University, 1001 Ta-Hsueh Road, Hsinchu 300-10, Taiwan, ROC.,Department of Chemistry, MES Abasaheb Garware College, Pune 411004, Maharashtra, India
| | - Chung-Ming Sun
- Department of Applied Chemistry, National Chiao-Tung University, 1001 Ta-Hsueh Road, Hsinchu 300-10, Taiwan, ROC.,Department of Medicinal and Applied Chemistry, Kaohsiung Medical University, 100, Shih-Chuan 1st Road, Kaohsiung 807-08, Taiwan, ROC
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6
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Liu L, Liu Y, Li S, Gao J, Li J, Wei J. Rh(III)-Catalyzed [4 + 1] Annulation of Sulfoximines with Maleimides: Access to Benzoisothiazole Spiropyrrolidinediones. J Org Chem 2023; 88:3626-3635. [PMID: 36843288 DOI: 10.1021/acs.joc.2c02811] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/28/2023]
Abstract
Rh(III)-catalyzed synthesis of benzoisothiazole spiropyrrolidinediones using sulfoximine as a directing group under a C-H activation and [4 + 1] annulation strategy with maleimides as a coupling partner is reported. The cyclization reaction was compatible with various substituted sulfoximine and maleimides. The deuterium-labeling studies were performed to investigate the mechanism of the reaction.
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Affiliation(s)
- Liansheng Liu
- School of Chemistry and Chemical Engineering, Shaanxi Normal University, Xi'an 710119, China
| | - Yiying Liu
- School of Chemistry and Chemical Engineering, Shaanxi Normal University, Xi'an 710119, China
| | - Shan Li
- School of Chemistry and Chemical Engineering, Shaanxi Normal University, Xi'an 710119, China
| | - Jin Gao
- School of Chemistry and Chemical Engineering, Shaanxi Normal University, Xi'an 710119, China
| | - Jing Li
- School of Chemistry and Chemical Engineering, Shaanxi Normal University, Xi'an 710119, China
| | - Junfa Wei
- School of Chemistry and Chemical Engineering, Shaanxi Normal University, Xi'an 710119, China
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7
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Shambhavi CN, Jeganmohan M. Ru(II)-Catalyzed C-H Alkenylation of Benzimidates with Unactivated Olefins: A Route to ortho-Alkenylated Benzonitriles. Org Lett 2023; 25:358-363. [PMID: 36606744 DOI: 10.1021/acs.orglett.2c04036] [Citation(s) in RCA: 4] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/07/2023]
Abstract
A Ru(II)-catalyzed C-H alkenylation of benzimidates with unactivated alkenes providing ortho-alkenylated benzonitriles in good to excellent yields in a highly regio- and stereoselective manner is described. In the reaction, an imidate group converted into a nitrile under the reaction conditions. The alkenylation reaction was compatible with various substituted benzimidates as well as functionalized unactivated olefins, including ibuprofen-, neproxen-, coumarin-, and cholesterol-substituted alkenes. A feasible reaction mechanism was proposed to account for the present alkenylation reaction.
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Affiliation(s)
| | - Masilamani Jeganmohan
- Department of Chemistry, Indian Institute of Technology Madras, Chennai, Tamil Nadu 600036, India
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8
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Mondal S, Bera R, Chowdhury D, Dana S, Baidya M. Redox-Neutral Ruthenium(II)-Catalyzed Enol-Directed Arene C-H Alkylation with Maleimides. Org Lett 2023; 25:70-75. [PMID: 36579895 DOI: 10.1021/acs.orglett.2c03858] [Citation(s) in RCA: 3] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/30/2022]
Abstract
An enol-assisted regioselective arene C-H alkylation with maleimides is developed under redox-neutral ruthenium(II) catalysis, offering a wide variety of valuable 3-aryl succinimides including amino acid embedded frameworks in good to excellent yields. The products were also aromatized to produce synthetically useful resorcinol-based biaryls. Mechanistic studies support an organometallic pathway with a reversible C-H metalation step for this reaction.
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Affiliation(s)
- Sudeshna Mondal
- Department of Chemistry, Indian Institute of Technology Madras, Chennai 600036, India
| | - Ratnadeep Bera
- Department of Chemistry, Indian Institute of Technology Madras, Chennai 600036, India
| | - Deepan Chowdhury
- Department of Chemistry, Indian Institute of Technology Madras, Chennai 600036, India
| | - Suman Dana
- Department of Chemistry, Indian Institute of Technology Madras, Chennai 600036, India
| | - Mahiuddin Baidya
- Department of Chemistry, Indian Institute of Technology Madras, Chennai 600036, India
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9
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Cho EH, Akhtar MS, Aslam M, Thombal RS, Li X, Shim JJ, Lee YR. Transition metal-catalyzed regioselective functionalization of carbazoles and indolines with maleimides. Org Biomol Chem 2022; 20:6776-6783. [PMID: 35959713 DOI: 10.1039/d2ob01077a] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
The directing group-assisted regioselective C-H activation of carbazoles and indolines is achieved via transition metal-catalyzed reactions. This C-H functionalization protocol provides a rapid approach to install diversely functionalized succinimide groups at the C-1 position of the carbazole moiety. In addition, this protocol demonstrates the intrinsic reactivity of indolines in providing C-2 succinimide-substituted indoles via cascade direct oxidation and C-H functionalization. This protocol also provides C-7 succinimide-substituted indolines under mild reaction conditions. The features of this reaction include a wide substrate scope and excellent regioselectivity for the installation of the succinimide moiety on biologically interesting molecules.
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Affiliation(s)
- Eun Hee Cho
- School of Chemical Engineering, Yeungnam University, Gyeongsan 38541, Republic of Korea.
| | - Muhammad Saeed Akhtar
- School of Chemical Engineering, Yeungnam University, Gyeongsan 38541, Republic of Korea.
| | - Mohammad Aslam
- School of Chemical Engineering, Yeungnam University, Gyeongsan 38541, Republic of Korea.
| | - Raju S Thombal
- School of Chemical Engineering, Yeungnam University, Gyeongsan 38541, Republic of Korea.
| | - Xin Li
- College of Biotechnology and Pharmaceutical Engineering, Nanjing Tech University, 30 Puzhu Rd S., Nanjing, 211816, China
| | - Jae-Jin Shim
- School of Chemical Engineering, Yeungnam University, Gyeongsan 38541, Republic of Korea.
| | - Yong Rok Lee
- School of Chemical Engineering, Yeungnam University, Gyeongsan 38541, Republic of Korea.
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10
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Aravindan N, Vinayagam V, Jeganmohan M. A Ruthenium-Catalyzed Cyclization to Dihydrobenzo[ c]phenanthridinone from 7-Azabenzonorbornadienes with Aryl Amides. Org Lett 2022; 24:5260-5265. [PMID: 35838244 DOI: 10.1021/acs.orglett.2c01734] [Citation(s) in RCA: 12] [Impact Index Per Article: 6.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/04/2023]
Abstract
An efficient ruthenium(II)-catalyzed tandem C-C/C-N bond formation with aryl amides and 7-azabenzonorbornadienes has been developed to synthesize cis-fused dihydrobenzo[c]phenanthridinones. The amide group functions as a directing group as well as a leaving group and provides an easy access to the pharmaceutically useful benzo[c]phenanthridine alkaloids such as nitidine and fagaronine analogues. The present methodology is compatible with various functional groups with respect to azabicyclic alkenes and aromatic amides. The reaction mechanism involving directing-group-assisted C-H activation was proposed and supported by the deuterium labeling studies.
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Affiliation(s)
- Narasingan Aravindan
- Department of Chemistry, Indian Institute of Technology Madras, Chennai 600036, Tamil Nadu, India
| | - Varathan Vinayagam
- Department of Chemistry, Indian Institute of Technology Madras, Chennai 600036, Tamil Nadu, India
| | - Masilamani Jeganmohan
- Department of Chemistry, Indian Institute of Technology Madras, Chennai 600036, Tamil Nadu, India
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11
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Wu ZH, Fang DC. DFT study on ruthenium-catalyzed N-methylbenzamide-directed 1,4-addition of the ortho C–H bond to maleimide via C–H/C–C activation. Org Chem Front 2022. [DOI: 10.1039/d2qo01487d] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
Abstract
B3LYP-D3a+IDSCRF/tzp-dkh(-dfg) calculations indicate that CO as a directing group is much more favourable than the N–H group, and the real active catalyst is an ionic type with one [SbF6]− group.
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Affiliation(s)
- Zi-Hao Wu
- College of Chemistry, Beijing Normal University, Beijing 100875, China
| | - De-Cai Fang
- College of Chemistry, Beijing Normal University, Beijing 100875, China
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12
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Chen YJ, Xu HB, Liu H, Dong L. Highly-selective synthesis of functionalized spirobenzofuranones and diketones. Org Chem Front 2022. [DOI: 10.1039/d2qo00677d] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
A convenient and atom-economical rhodium(iii)-catalyzed highly-selective hydroacylation for the synthesis of spirobenzofuranones and diketones has been successfully developed.
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Affiliation(s)
- Yin-Jun Chen
- Key Laboratory of Drug-Targeting and Drug Delivery System of the Education Ministry, Sichuan Research Center for Drug Precision Industrial Technology, West China School of Pharmacy, Sichuan University, Chengdu 610041, China
| | - Hui-Bei Xu
- Key Laboratory of Drug-Targeting and Drug Delivery System of the Education Ministry, Sichuan Research Center for Drug Precision Industrial Technology, West China School of Pharmacy, Sichuan University, Chengdu 610041, China
| | - Hao Liu
- Key Laboratory of Drug-Targeting and Drug Delivery System of the Education Ministry, Sichuan Research Center for Drug Precision Industrial Technology, West China School of Pharmacy, Sichuan University, Chengdu 610041, China
| | - Lin Dong
- Key Laboratory of Drug-Targeting and Drug Delivery System of the Education Ministry, Sichuan Research Center for Drug Precision Industrial Technology, West China School of Pharmacy, Sichuan University, Chengdu 610041, China
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13
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Liu S, Shi Y, Xue C, Zhang L, Zhou L, Song M. Maleimides in Directing‐Group‐Controlled Transition‐Metal‐Catalyzed Selective C−H Alkylation. European J Org Chem 2021. [DOI: 10.1002/ejoc.202101262] [Citation(s) in RCA: 6] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/15/2022]
Affiliation(s)
- Shuang‐Liang Liu
- College of Material and Chemical Engineering and Key Laboratory of Surface and Interface Science and Technology of Henan Province Zhengzhou University of Light Industry Kexue avenue 100 Zhengzhou 450001 P.R. China
| | - Yajun Shi
- College of Material and Chemical Engineering and Key Laboratory of Surface and Interface Science and Technology of Henan Province Zhengzhou University of Light Industry Kexue avenue 100 Zhengzhou 450001 P.R. China
| | - Cong Xue
- College of Material and Chemical Engineering and Key Laboratory of Surface and Interface Science and Technology of Henan Province Zhengzhou University of Light Industry Kexue avenue 100 Zhengzhou 450001 P.R. China
| | - Liming Zhang
- College of Material and Chemical Engineering and Key Laboratory of Surface and Interface Science and Technology of Henan Province Zhengzhou University of Light Industry Kexue avenue 100 Zhengzhou 450001 P.R. China
| | - Liming Zhou
- College of Material and Chemical Engineering and Key Laboratory of Surface and Interface Science and Technology of Henan Province Zhengzhou University of Light Industry Kexue avenue 100 Zhengzhou 450001 P.R. China
| | - Mao‐Ping Song
- College of Chemistry, and Green Catalysis Center Zhengzhou University Kexue avenue 136 Zhengzhou 450001 P.R. China
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14
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Sheng Y, Gao Y, Duan B, Lv M, Chen Y, Yang M, Zhou J, Liang G, Song Z. Rhodium(III)‐Catalyzed Direct C7‐Selective Alkenylation and Alkylation of Indoles with Maleimides. Adv Synth Catal 2021. [DOI: 10.1002/adsc.202101055] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/21/2022]
Affiliation(s)
- Yaoguang Sheng
- School of Pharmaceutical Sciences Wenzhou Medical University Wenzhou Zhejiang 325035 People's Republic of China
| | - Yi Gao
- School of Pharmaceutical Sciences Wenzhou Medical University Wenzhou Zhejiang 325035 People's Republic of China
| | - Bingbing Duan
- School of Pharmaceutical Sciences Wenzhou Medical University Wenzhou Zhejiang 325035 People's Republic of China
| | - Mengxia Lv
- School of Pharmaceutical Sciences Wenzhou Medical University Wenzhou Zhejiang 325035 People's Republic of China
| | - Yao Chen
- School of Pharmaceutical Sciences Wenzhou Medical University Wenzhou Zhejiang 325035 People's Republic of China
| | - Mengjie Yang
- School of Pharmaceutical Sciences Wenzhou Medical University Wenzhou Zhejiang 325035 People's Republic of China
| | - Jianmin Zhou
- School of Pharmaceutical Sciences Wenzhou Medical University Wenzhou Zhejiang 325035 People's Republic of China
| | - Guang Liang
- School of Pharmaceutical Sciences Wenzhou Medical University Wenzhou Zhejiang 325035 People's Republic of China
| | - Zengqiang Song
- School of Pharmaceutical Sciences Wenzhou Medical University Wenzhou Zhejiang 325035 People's Republic of China
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15
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Tali JA, Kumar G, Singh D, Shankar R. Palladium(II) catalyzed site-selective C-H olefination of imidazo[1,2- a]pyridines. Org Biomol Chem 2021; 19:9401-9406. [PMID: 34705920 DOI: 10.1039/d1ob01683k] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/03/2023]
Abstract
Herein, we disclose an efficient Pd(II)-catalyzed site selective C8 alkenylation of imidazo[1,2-a]pyridines with electronically biased olefinic substrates. Notably, besides the presence of four C-H sites available, selective mono-alkenylation was achieved by N-chelation overriding O-chelation. The versatility and scalability of the catalysis enabled the selective late-stage functionalization of a marketed drug, zolimidine. Various substituted heteroaryl alkenes can be afforded with moderate to good yields with high C8 regioselectivity.
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Affiliation(s)
- Javeed Ahmad Tali
- Natural Product and Medicinal Chemistry (NPMC), CSIR-Indian Institute of Integrative Medicine, Jammu-180001, India. .,Academy of Scientific and Innovative Research (AcSIR), Ghaziabad-201002, India
| | - Gulshan Kumar
- Natural Product and Medicinal Chemistry (NPMC), CSIR-Indian Institute of Integrative Medicine, Jammu-180001, India. .,Academy of Scientific and Innovative Research (AcSIR), Ghaziabad-201002, India
| | - Davinder Singh
- Natural Product and Medicinal Chemistry (NPMC), CSIR-Indian Institute of Integrative Medicine, Jammu-180001, India. .,Academy of Scientific and Innovative Research (AcSIR), Ghaziabad-201002, India
| | - Ravi Shankar
- Natural Product and Medicinal Chemistry (NPMC), CSIR-Indian Institute of Integrative Medicine, Jammu-180001, India. .,Academy of Scientific and Innovative Research (AcSIR), Ghaziabad-201002, India
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16
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Pan C, Wang L, Han J. Palladium‐Catalyzed Annulation of Arylbenzamides with Diaryliodonium Salts. Adv Synth Catal 2021. [DOI: 10.1002/adsc.202100860] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
Affiliation(s)
- Cheng Pan
- Key Laboratory for Advanced Materials and Feringa Nobel Prize Scientist Joint Research Center, Institute of Fine Chemicals, School of Chemistry & Molecular Engineering East China University of Science and Technology 130 Meilong Road Shanghai 200237 People's Republic of China
| | - Limin Wang
- Key Laboratory for Advanced Materials and Feringa Nobel Prize Scientist Joint Research Center, Institute of Fine Chemicals, School of Chemistry & Molecular Engineering East China University of Science and Technology 130 Meilong Road Shanghai 200237 People's Republic of China
| | - Jianwei Han
- Key Laboratory for Advanced Materials and Feringa Nobel Prize Scientist Joint Research Center, Institute of Fine Chemicals, School of Chemistry & Molecular Engineering East China University of Science and Technology 130 Meilong Road Shanghai 200237 People's Republic of China
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17
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Nale SD, Thombal RS, Lee YR. Ruthenium(II)‐Catalyzed Direct
Ortho
Functionalization of 1‐Arylpyrazoles with Maleimides: A Condition Controlled Installation of Succinimides and Maleimides on Arenes. ASIAN J ORG CHEM 2021. [DOI: 10.1002/ajoc.202100211] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/13/2023]
Affiliation(s)
- Sagar D. Nale
- School of Chemical Engineering Yeungnam University Gyeongsan 38541 Republic of Korea
| | - Raju S. Thombal
- School of Chemical Engineering Yeungnam University Gyeongsan 38541 Republic of Korea
| | - Yong Rok Lee
- School of Chemical Engineering Yeungnam University Gyeongsan 38541 Republic of Korea
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18
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Karishma P, Mandal SK, Sakhuja R. Rhodium‐Catalyzed Spirocyclization of Maleimide with
N
‐Aryl‐2,3‐dihydrophthalazine‐1,4‐dione to Access Pentacyclic Spiro‐Succinimides. ASIAN J ORG CHEM 2021. [DOI: 10.1002/ajoc.202100384] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/16/2023]
Affiliation(s)
- Pidiyara Karishma
- Department of Chemistry Birla Institute of Technology and Science Pilani Rajasthan 333031 India
| | - Sanjay K. Mandal
- Department of Chemical Sciences Indian Institute of Science Education and Research Mohali Sector 81, SAS Nagar, Manuali P.O. Mohali Punjab 140306 India
| | - Rajeev Sakhuja
- Department of Chemistry Birla Institute of Technology and Science Pilani Rajasthan 333031 India
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19
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Dethe DH, Beeralingappa NC, Kumar V. Weakly Coordinating, Hydroxyl Directed Ruthenium Catalyzed C-H Alkylation of Ubiquitous Benzyl Alcohols with Maleimides. Org Lett 2021; 23:6267-6271. [PMID: 34355912 DOI: 10.1021/acs.orglett.1c02040] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Abstract
Benzyl alcohols have been employed as effective coupling partners in Ru-catalyzed C-H functionalization reactions, and their annulation with maleimides then offers efficient synthesis of useful ortho substituted succinimide aromatic aldehydes and ketones. Detailed mechanistic studies have been demonstrated by performing preliminary reactions, deuterium studies, and competitive experiments.
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Affiliation(s)
- Dattatraya H Dethe
- Department of Chemistry, Indian Institute of Technology Kanpur, Kanpur 208016, India
| | | | - Vimlesh Kumar
- Department of Chemistry, Indian Institute of Technology Kanpur, Kanpur 208016, India
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20
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Tali JA, Singh D, Kumar G, Shankar R. Regioselective Base‐controlled Pd‐catalyzed Arylation of Imidazo[1,2‐a]pyridines: leading selectivity at C8 position by N‐chelation over O‐chelation. ASIAN J ORG CHEM 2021. [DOI: 10.1002/ajoc.202100225] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/26/2022]
Affiliation(s)
- Javeed Ahmad Tali
- Natural Products and Medicinal Chemistry (NPMC) CSIR-Indian Institute of Integrative Medicine Jammu 180001 India
- Academy of Scientific and Innovative Research (AcSIR) Jammu 180001 India
| | - Davinder Singh
- Natural Products and Medicinal Chemistry (NPMC) CSIR-Indian Institute of Integrative Medicine Jammu 180001 India
- Academy of Scientific and Innovative Research (AcSIR) Jammu 180001 India
| | - Gulshan Kumar
- Natural Products and Medicinal Chemistry (NPMC) CSIR-Indian Institute of Integrative Medicine Jammu 180001 India
- Academy of Scientific and Innovative Research (AcSIR) Jammu 180001 India
| | - Ravi Shankar
- Natural Products and Medicinal Chemistry (NPMC) CSIR-Indian Institute of Integrative Medicine Jammu 180001 India
- Academy of Scientific and Innovative Research (AcSIR) Jammu 180001 India
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21
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Nipate DS, Shinde VN, Rangan K, Kumar A. Switchable regioselective hydroalkylation of 2-arylindoles with maleimides. Org Biomol Chem 2021; 19:4910-4921. [PMID: 34008673 DOI: 10.1039/d1ob00690h] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
A condition-based switchable regioselective hydroalkylation of 2-arylindoles with maleimides has been developed. The reaction in the presence of a Ru(ii)-catalyst resulted in hydroalkylation at the ortho-position of the C2-aryl ring via C-H activation whereas the reaction in the absence of the catalyst in TFE resulted in C3-hydroalkylation. Various functional groups both on the indole ring and on the 2-phenyl ring were tolerated and a wide range of hydroalkylated products were obtained in moderate to high (37-88%) yields.
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Affiliation(s)
- Dhananjay S Nipate
- Department of Chemistry, Birla Institute of Technology and Science Pilani, Pilani Campus, Rajasthan 333031, India.
| | - Vikki N Shinde
- Department of Chemistry, Birla Institute of Technology and Science Pilani, Pilani Campus, Rajasthan 333031, India.
| | - Krishnan Rangan
- Department of Chemistry, Birla Institute of Technology and Science Pilani, Hyderabad Campus, Telangana 500078, India
| | - Anil Kumar
- Department of Chemistry, Birla Institute of Technology and Science Pilani, Pilani Campus, Rajasthan 333031, India.
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22
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Laru S, Bhattacharjee S, Singsardar M, Samanta S, Hajra A. Ru(II)-Catalyzed Switchable C-H Alkylation and Spirocyclization of 2-Arylquinoxalines with Maleimides via ortho-C-H Activation. J Org Chem 2021; 86:2784-2795. [PMID: 33444022 DOI: 10.1021/acs.joc.0c02745] [Citation(s) in RCA: 31] [Impact Index Per Article: 10.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/04/2023]
Abstract
A Ru(II)-catalyzed facile and controllable protocol for C-H alkylation and spirocyclization of 2-arylquinoxalines with maleimides has been achieved under ambient air in high yields. Sequential ortho-C-H activation and C-annulation results in the formation of diverse polyheterocycles containing spiro[indeno[1,2-b]quinoxaline-11,3'-pyrrolidine]-2',5'-diones, which are of potent interest in medicinal chemistry. Mechanistic investigations suggest a reversible cleavage of the ortho-C-H bond in the turnover-limiting step.
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Affiliation(s)
- Sudip Laru
- Department of Chemistry, Visva-Bharati (A Central University), Santiniketan 731235, India
| | - Suvam Bhattacharjee
- Department of Chemistry, Visva-Bharati (A Central University), Santiniketan 731235, India
| | - Mukta Singsardar
- Department of Chemistry, Visva-Bharati (A Central University), Santiniketan 731235, India
| | - Sadhanendu Samanta
- Department of Chemistry, Visva-Bharati (A Central University), Santiniketan 731235, India
| | - Alakananda Hajra
- Department of Chemistry, Visva-Bharati (A Central University), Santiniketan 731235, India
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23
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Zhao H, Wang T, Qing Z, Zhai H. Cobalt-catalyzed 2-(1-methylhydrazinyl)pyridine-assisted cyclization of thiophene-2-carbohydrazides with maleimides: efficient synthesis of thiophene-fused pyridones. Chem Commun (Camb) 2021; 56:5524-5527. [PMID: 32296787 DOI: 10.1039/d0cc01582b] [Citation(s) in RCA: 22] [Impact Index Per Article: 7.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/06/2023]
Abstract
A cobalt-catalyzed direct C-H/N-H functionalization of thiophene-2-carbohydrazides with maleimides by utilizing 2-(1-methylhydrazinyl)pyridine (MHP) as an easily removable bidentate directing group has been developed. This formal [4+2] cycloaddition has been achieved for the first time, and it provides an alternative and versatile approach to construct thiophene-fused pyridones using an inexpensive cobalt catalyst. The C-H/N-H activation cascade protocol showed a high efficiency and a broad substrate scope, and the products were obtained in good to excellent yields.
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Affiliation(s)
- Hua Zhao
- The State Key Laboratory of Chemical Oncogenomics, Guangdong Provincial Key Laboratory of Nano-Micro Materials Research, School of Chemical Biology and Biotechnology, Shenzhen Graduate School of Peking University, Shenzhen 518055, China. and Institute of Drug Discovery Technology, Ningbo University, Ningbo 315211, Zhejiang, China
| | - Taimin Wang
- The State Key Laboratory of Chemical Oncogenomics, Guangdong Provincial Key Laboratory of Nano-Micro Materials Research, School of Chemical Biology and Biotechnology, Shenzhen Graduate School of Peking University, Shenzhen 518055, China. and Institute of Marine Biomedicine, Shenzhen Polytechnic, Shenzhen 518055, China
| | - Zhineng Qing
- The State Key Laboratory of Chemical Oncogenomics, Guangdong Provincial Key Laboratory of Nano-Micro Materials Research, School of Chemical Biology and Biotechnology, Shenzhen Graduate School of Peking University, Shenzhen 518055, China.
| | - Hongbin Zhai
- The State Key Laboratory of Chemical Oncogenomics, Guangdong Provincial Key Laboratory of Nano-Micro Materials Research, School of Chemical Biology and Biotechnology, Shenzhen Graduate School of Peking University, Shenzhen 518055, China. and The State Key Laboratory of Applied Organic Chemistry, College of Chemistry and Chemical Engineering, Lanzhou University, Lanzhou 730000, China and Collaborative Innovation Center of Chemical Science and Engineering (Tianjin), Tianjin 300071, China
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24
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Ohara N, Rej S, Chatani N. Rh(I)-catalyzed Addition of the ortho C-H Bond in Aryl Sulfonamides to Maleimides. CHEM LETT 2020. [DOI: 10.1246/cl.200353] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/12/2022]
Affiliation(s)
- Nozomi Ohara
- Department of Applied Chemistry, Faculty of Engineering, Osaka University, Suita, Osaka 565-0871, Japan
| | - Supriya Rej
- Department of Applied Chemistry, Faculty of Engineering, Osaka University, Suita, Osaka 565-0871, Japan
| | - Naoto Chatani
- Department of Applied Chemistry, Faculty of Engineering, Osaka University, Suita, Osaka 565-0871, Japan
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25
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Chowdhury D, Dana S, Maity S, Baidya M. Ruthenium-Catalyzed Site-Selective C–H Bond Activation/Annulation Cascade toward Dibenzoazepinone Skeletons. Org Lett 2020; 22:6760-6764. [DOI: 10.1021/acs.orglett.0c02228] [Citation(s) in RCA: 19] [Impact Index Per Article: 4.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/13/2022]
Affiliation(s)
- Deepan Chowdhury
- Department of Chemistry, Indian Institute of Technology Madras, Chennai 600036, India
| | - Suman Dana
- Department of Chemistry, Indian Institute of Technology Madras, Chennai 600036, India
| | - Subhankar Maity
- Department of Chemistry, Indian Institute of Technology Madras, Chennai 600036, India
| | - Mahiuddin Baidya
- Department of Chemistry, Indian Institute of Technology Madras, Chennai 600036, India
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26
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Weis E, Johansson MJ, Martín‐Matute B. Ir III -Catalyzed Selective ortho-Monoiodination of Benzoic Acids with Unbiased C-H Bonds. Chemistry 2020; 26:10185-10190. [PMID: 32449557 PMCID: PMC7496429 DOI: 10.1002/chem.202002204] [Citation(s) in RCA: 9] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/04/2020] [Indexed: 11/15/2022]
Abstract
An iridium-catalyzed selective ortho-monoiodination of benzoic acids with two equivalent C-H bonds is presented. A wide range of electron-rich and electron-poor substrates undergo the reaction under mild conditions, with >20:1 mono/di selectivity. Importantly, the C-H iodination occurs selectively ortho to the carboxylic acid moiety in substrates bearing competing coordinating directing groups. The reaction is performed at room temperature and no inert atmosphere or exclusion of moisture is required. Mechanistic investigations revealed a substrate-dependent reversible C-H activation/protodemetalation step, a substrate-dependent turnover-limiting step, and the crucial role of the AgI additive in the deactivation of the iodination product towards further reaction.
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Affiliation(s)
- Erik Weis
- Department of Organic ChemistryStockholm UniversityStockholm10691Sweden
- Medicinal Chemistry, Research and Early DevelopmentCardiovascular, Renal and Metabolism (CVRM)BioPharmaceuticals R&DAstraZenecaGothenburgSweden
| | - Magnus J. Johansson
- Medicinal Chemistry, Research and Early DevelopmentCardiovascular, Renal and Metabolism (CVRM)BioPharmaceuticals R&DAstraZenecaGothenburgSweden
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27
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Gurram RK, Rajesh M, Reddy Singam MK, Nanubolu JB, Reddy MS. A Sequential Activation of Alkyne and C–H Bonds for the Tandem Cyclization and Annulation of Alkynols and Maleimides through Cooperative Sc(III) and Cp*-Free Co(II) Catalysis. Org Lett 2020; 22:5326-5330. [DOI: 10.1021/acs.orglett.0c01533] [Citation(s) in RCA: 17] [Impact Index Per Article: 4.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/16/2022]
Affiliation(s)
- Ravi Kumar Gurram
- Department of Organic Synthesis & Process Chemistry, CSIR-Indian Institute of Chemical Technology, Hyderabad 500007, India
- Academy of Scientific and Innovative Research, New Delhi 110001, India
| | - Manda Rajesh
- Department of Organic Synthesis & Process Chemistry, CSIR-Indian Institute of Chemical Technology, Hyderabad 500007, India
- Academy of Scientific and Innovative Research, New Delhi 110001, India
| | - Maneesh Kumar Reddy Singam
- Department of Organic Synthesis & Process Chemistry, CSIR-Indian Institute of Chemical Technology, Hyderabad 500007, India
- Academy of Scientific and Innovative Research, New Delhi 110001, India
| | | | - Maddi Sridhar Reddy
- Department of Organic Synthesis & Process Chemistry, CSIR-Indian Institute of Chemical Technology, Hyderabad 500007, India
- Academy of Scientific and Innovative Research, New Delhi 110001, India
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28
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Gramage-Doria R. Steering Site-Selectivity in Transition Metal-Catalyzed C-H Bond Functionalization: the Challenge of Benzanilides. Chemistry 2020; 26:9688-9709. [PMID: 32237177 DOI: 10.1002/chem.202000672] [Citation(s) in RCA: 21] [Impact Index Per Article: 5.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/07/2020] [Revised: 03/18/2020] [Indexed: 12/31/2022]
Abstract
Selective C-H bond functionalization catalyzed by metal complexes have completely revolutionized the way in which chemical synthesis is conceived nowadays. Typically, the reactivity of a transition metal catalyst is the key to control the site-, regio- and/or stereo-selectivity of a C-H bond functionalization. Of particular interests are molecules that contain multiple C-H bonds prone to undergo C-H bond activations with very similar bond dissociation energies at different positions. This is the case of benzanilides, relevant chemical motifs that are found in many useful fine chemicals, in which two C-H sites are present in chemically different aromatic fragments. In the last years, it has been found that depending on the metal catalyst and the reaction conditions, the amide motif might behave as a directing group towards the metal-catalyzed C-H bond activation in the benzamide site or in the anilide site. The impact and the consequences of such subtle control of site-selectivity are herein reviewed with important applications in carbon-carbon and carbon-heteroatom bond forming processes. The mechanisms unraveling these unique transformations are discussed in order to provide a better understanding for future developments in the field of site-selective C-H bond functionalization with transition metal catalysts.
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29
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Affiliation(s)
- Quan Zheng
- College of Pharmaceutical Science and Institute of Drug Development & Chemical BiologyZhejiang University of Technology Hangzhou 310014 People's Republic of China
| | - Chen‐Fu Liu
- College of Pharmaceutical ScienceGannan Medical University Ganzhou 341000 People's Republic of China
| | - Jie Chen
- College of Pharmaceutical Science and Institute of Drug Development & Chemical BiologyZhejiang University of Technology Hangzhou 310014 People's Republic of China
| | - Guo‐Wu Rao
- College of Pharmaceutical Science and Institute of Drug Development & Chemical BiologyZhejiang University of Technology Hangzhou 310014 People's Republic of China
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30
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Jaiswal Y, Mandal S, Das P, Kumar A. One-Pot Synthesis of Orange-Red Fluorescent Dimeric 2H-Pyrrolo[2,3-c]isoquinoline-2,5(3H)-diones from Benzamides and Maleimides via Ru(II)-Catalyzed Sequential C–C/C–N/C–C Bond Formation. Org Lett 2020; 22:1605-1610. [DOI: 10.1021/acs.orglett.0c00194] [Citation(s) in RCA: 12] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/12/2022]
Affiliation(s)
- Yogesh Jaiswal
- Department of Chemistry, Indian Institute of Technology Patna, Bihta 801106, Bihar, India
| | - Saptarshi Mandal
- Department of Chemistry, Indian Institute of Technology Patna, Bihta 801106, Bihar, India
| | - Prolay Das
- Department of Chemistry, Indian Institute of Technology Patna, Bihta 801106, Bihar, India
| | - Amit Kumar
- Department of Chemistry, Indian Institute of Technology Patna, Bihta 801106, Bihar, India
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31
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Vivek Kumar S, Banerjee S, Punniyamurthy T. Transition metal-catalyzed coupling of heterocyclic alkenes via C–H functionalization: recent trends and applications. Org Chem Front 2020. [DOI: 10.1039/d0qo00279h] [Citation(s) in RCA: 45] [Impact Index Per Article: 11.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/17/2022]
Abstract
Heterocyclic alkenes and their derivatives are an important class of reactive feedstock and valuable synthons. This review highlights the transition-metal-catalyzed coupling of heterocyclic alkenes via a C–H functionalization strategy.
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32
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Yuan YC, Goujon M, Bruneau C, Roisnel T, Gramage-Doria R. C–H Bond Alkylation of Cyclic Amides with Maleimides via a Site-Selective-Determining Six-Membered Ruthenacycle. J Org Chem 2019; 84:16183-16191. [DOI: 10.1021/acs.joc.9b02690] [Citation(s) in RCA: 16] [Impact Index Per Article: 3.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Affiliation(s)
- Yu-Chao Yuan
- Univ Rennes, CNRS, ISCR-UMR6226, F-35000 Rennes, France
| | - Marion Goujon
- Univ Rennes, CNRS, ISCR-UMR6226, F-35000 Rennes, France
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33
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Tian T, Dong AS, Chen D, Cao XT, Wang G. Regioselective C-C cross-coupling of 1,2,4-thiadiazoles with maleimides through iridium-catalyzed C-H activation. Org Biomol Chem 2019; 17:7664-7668. [PMID: 31365018 DOI: 10.1039/c9ob01539f] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/15/2023]
Abstract
A regioselective C-C cross-coupling of 1,2,4-thiadiazoles with maleimides through iridium catalysis was developed. This transformation tactically linked the 1,2,4-thiadiazoles and succinimides together, and the novel molecules formed may have potential biological activity.
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Affiliation(s)
- Ting Tian
- The Key Laboratory for Medical Tissue Engineering, College of Medical Engineering, Jining Medical University, P. R. China.
| | - An-Shun Dong
- The Key Laboratory for Medical Tissue Engineering, College of Medical Engineering, Jining Medical University, P. R. China.
| | - Dan Chen
- The Key Laboratory for Medical Tissue Engineering, College of Medical Engineering, Jining Medical University, P. R. China.
| | - Xian-Ting Cao
- The Key Laboratory for Medical Tissue Engineering, College of Medical Engineering, Jining Medical University, P. R. China.
| | - Guannan Wang
- The Key Laboratory for Medical Tissue Engineering, College of Medical Engineering, Jining Medical University, P. R. China. and Key Laboratory of Spine and Spinal Cord Injury Repair and Regeneration (Tongji University), Ministry of Education, 389 Xincun Road, 200065 Shanghai, P. R. China
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34
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Sherikar MS, Prabhu KR. Weak Coordinating Carboxylate Directed Rhodium(III)-Catalyzed C–H Activation: Switchable Decarboxylative Heck-Type and [4 + 1] Annulation Reactions with Maleimides. Org Lett 2019; 21:4525-4530. [DOI: 10.1021/acs.orglett.9b01412] [Citation(s) in RCA: 37] [Impact Index Per Article: 7.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/06/2023]
Affiliation(s)
| | - Kandikere Ramaiah Prabhu
- Department of Organic Chemistry, Indian Institute of Science, Bangalore 560 012, Karnataka, India
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35
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Beyond Friedel and Crafts: Directed Alkylation of C−H Bonds in Arenes. Angew Chem Int Ed Engl 2019; 58:7202-7236. [DOI: 10.1002/anie.201806629] [Citation(s) in RCA: 69] [Impact Index Per Article: 13.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/08/2018] [Revised: 08/13/2018] [Indexed: 11/07/2022]
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36
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Pu F, Liu Z, Zhang L, Fan J, Shi X. Switchable C−H Alkylation of Aromatic Acids with Maleimides in Water: Carboxyl as a Diverse Directing Group. ChemCatChem 2019. [DOI: 10.1002/cctc.201900444] [Citation(s) in RCA: 14] [Impact Index Per Article: 2.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/27/2022]
Affiliation(s)
- Fan Pu
- Key Laboratory of Syngas Conversion of Shaanxi Province Key Laboratory for Macromolecular Science of Shaanxi Province Key Laboratory of the Ministry of Education for Medicinal Resources and Natural Pharmaceutical Chemistry National Engineering Laboratory for Resource Development of Endangered Crude Drugs in Northwest of China School of Chemistry and Chemical EngineeringShaanxi Normal University Xi'an 710062 P.R. China
| | - Zhong‐Wen Liu
- Key Laboratory of Syngas Conversion of Shaanxi Province Key Laboratory for Macromolecular Science of Shaanxi Province Key Laboratory of the Ministry of Education for Medicinal Resources and Natural Pharmaceutical Chemistry National Engineering Laboratory for Resource Development of Endangered Crude Drugs in Northwest of China School of Chemistry and Chemical EngineeringShaanxi Normal University Xi'an 710062 P.R. China
| | - Lin‐Yan Zhang
- Key Laboratory of Syngas Conversion of Shaanxi Province Key Laboratory for Macromolecular Science of Shaanxi Province Key Laboratory of the Ministry of Education for Medicinal Resources and Natural Pharmaceutical Chemistry National Engineering Laboratory for Resource Development of Endangered Crude Drugs in Northwest of China School of Chemistry and Chemical EngineeringShaanxi Normal University Xi'an 710062 P.R. China
| | - Juan Fan
- Key Laboratory of Syngas Conversion of Shaanxi Province Key Laboratory for Macromolecular Science of Shaanxi Province Key Laboratory of the Ministry of Education for Medicinal Resources and Natural Pharmaceutical Chemistry National Engineering Laboratory for Resource Development of Endangered Crude Drugs in Northwest of China School of Chemistry and Chemical EngineeringShaanxi Normal University Xi'an 710062 P.R. China
| | - Xian‐Ying Shi
- Key Laboratory of Syngas Conversion of Shaanxi Province Key Laboratory for Macromolecular Science of Shaanxi Province Key Laboratory of the Ministry of Education for Medicinal Resources and Natural Pharmaceutical Chemistry National Engineering Laboratory for Resource Development of Endangered Crude Drugs in Northwest of China School of Chemistry and Chemical EngineeringShaanxi Normal University Xi'an 710062 P.R. China
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37
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Manoharan R, Jeganmohan M. Alkylation, Annulation, and Alkenylation of Organic Molecules with Maleimides by Transition‐Metal‐Catalyzed C‐H Bond Activation. ASIAN J ORG CHEM 2019. [DOI: 10.1002/ajoc.201900054] [Citation(s) in RCA: 58] [Impact Index Per Article: 11.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/30/2022]
Affiliation(s)
- Ramasamy Manoharan
- Department of ChemistryIndian Institute of Technology Madras Chennai 600036 India
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38
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Tamizmani M, Gouranga N, Jeganmohan M. Rhodium(III)‐Catalyzed
ortho
‐Alkenylation of Anilides with Maleimides. ChemistrySelect 2019. [DOI: 10.1002/slct.201900522] [Citation(s) in RCA: 11] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/16/2022]
Affiliation(s)
- Masilamani Tamizmani
- Department of chemistryIndian Institute of Technology Madras Chennai- 600036 Tamilnadu India
| | - Naskar Gouranga
- Department of chemistryIndian Institute of Technology Madras Chennai- 600036 Tamilnadu India
| | - Masilamani Jeganmohan
- Department of chemistryIndian Institute of Technology Madras Chennai- 600036 Tamilnadu India
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39
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Evano G, Theunissen C. Jenseits von Friedel und Crafts: dirigierte Alkylierung von C‐H‐Bindungen in Arenen. Angew Chem Int Ed Engl 2019. [DOI: 10.1002/ange.201806629] [Citation(s) in RCA: 14] [Impact Index Per Article: 2.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
Affiliation(s)
- Gwilherm Evano
- Laboratoire de Chimie OrganiqueService de Chimie et Physico-Chimie OrganiquesUniversité libre de Bruxelles (ULB) Avenue F.D. Roosevelt 50, CP160/06 1050 Brüssel Belgien
| | - Cédric Theunissen
- Laboratoire de Chimie OrganiqueService de Chimie et Physico-Chimie OrganiquesUniversité libre de Bruxelles (ULB) Avenue F.D. Roosevelt 50, CP160/06 1050 Brüssel Belgien
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40
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Muniraj N, Prabhu KR. Cobalt(III)-Catalyzed [4 + 2] Annulation of N-Chlorobenzamides with Maleimides. Org Lett 2019; 21:1068-1072. [DOI: 10.1021/acs.orglett.8b04117] [Citation(s) in RCA: 52] [Impact Index Per Article: 10.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Affiliation(s)
- Nachimuthu Muniraj
- Department of Organic Chemistry, Indian Institute of Science, Bangalore 560 012, Karnataka, India
| | - Kandikere Ramaiah Prabhu
- Department of Organic Chemistry, Indian Institute of Science, Bangalore 560 012, Karnataka, India
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41
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Yakkala PA, Giri D, Chaudhary B, Auti P, Sharma S. Regioselective C–H alkylation and alkenylation at the C5 position of 2-amino-1,4-naphthoquinones with maleimides under Rh(iii) catalysis. Org Chem Front 2019. [DOI: 10.1039/c9qo00538b] [Citation(s) in RCA: 20] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/22/2023]
Abstract
Rh(iii)-Catalyzed substituent enabled alkylation and alkenylation of 1,4-naphthoquinones with maleimides under acidic and basic conditions is described.
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Affiliation(s)
- Prasanna Anjaneyulu Yakkala
- Department of Medicinal Chemistry
- National Institute of Pharmaceutical Education and Research
- Gandhinagar
- India
| | - Deepesh Giri
- Department of Medicinal Chemistry
- National Institute of Pharmaceutical Education and Research
- Gandhinagar
- India
| | - Bharatkumar Chaudhary
- Department of Medicinal Chemistry
- National Institute of Pharmaceutical Education and Research
- Gandhinagar
- India
| | - Prashant Auti
- Department of Medicinal Chemistry
- National Institute of Pharmaceutical Education and Research
- Gandhinagar
- India
| | - Satyasheel Sharma
- Department of Medicinal Chemistry
- National Institute of Pharmaceutical Education and Research
- Gandhinagar
- India
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42
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Zhao J, Pi C, You C, Wang Y, Cui X, Wu Y. Rhodium(III)-Catalyzed Direct C-H Alkylation of 2-Aryl-1,2,3-triazole N
-Oxides with Maleimides. European J Org Chem 2018. [DOI: 10.1002/ejoc.201801353] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/14/2022]
Affiliation(s)
- Juanli Zhao
- Department of Chemistry; Henan Key Laboratory of Chemical Biology and Organic Chemistry; Key Laboratory of Applied Chemistry of Henan Universities; Zhengzhou Institution; Zhengzhou University; 75 Daxue Street 450052 Zhengzhou Henan Province China
| | - Chao Pi
- Department of Chemistry; Henan Key Laboratory of Chemical Biology and Organic Chemistry; Key Laboratory of Applied Chemistry of Henan Universities; Zhengzhou Institution; Zhengzhou University; 75 Daxue Street 450052 Zhengzhou Henan Province China
| | - Chang You
- Department of Chemistry; Henan Key Laboratory of Chemical Biology and Organic Chemistry; Key Laboratory of Applied Chemistry of Henan Universities; Zhengzhou Institution; Zhengzhou University; 75 Daxue Street 450052 Zhengzhou Henan Province China
| | - Yong Wang
- Department of Chemistry; Henan Key Laboratory of Chemical Biology and Organic Chemistry; Key Laboratory of Applied Chemistry of Henan Universities; Zhengzhou Institution; Zhengzhou University; 75 Daxue Street 450052 Zhengzhou Henan Province China
| | - Xiuling Cui
- Department of Chemistry; Henan Key Laboratory of Chemical Biology and Organic Chemistry; Key Laboratory of Applied Chemistry of Henan Universities; Zhengzhou Institution; Zhengzhou University; 75 Daxue Street 450052 Zhengzhou Henan Province China
| | - Yangjie Wu
- Department of Chemistry; Henan Key Laboratory of Chemical Biology and Organic Chemistry; Key Laboratory of Applied Chemistry of Henan Universities; Zhengzhou Institution; Zhengzhou University; 75 Daxue Street 450052 Zhengzhou Henan Province China
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43
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Yu JT, Chen R, Jia H, Pan C. Rhodium-Catalyzed Site-Selective ortho-C–H Activation: Enone Carbonyl Directed Hydroarylation of Maleimides. J Org Chem 2018; 83:12086-12093. [DOI: 10.1021/acs.joc.8b02059] [Citation(s) in RCA: 21] [Impact Index Per Article: 3.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/22/2022]
Affiliation(s)
- Jin-Tao Yu
- School of Petrochemical Engineering, Jiangsu Key Laboratory of Advanced Catalytic Materials and Technology, Changzhou University, Changzhou 213164, P. R. China
| | - Rongzhen Chen
- School of Petrochemical Engineering, Jiangsu Key Laboratory of Advanced Catalytic Materials and Technology, Changzhou University, Changzhou 213164, P. R. China
| | - Hailang Jia
- School of Chemical and Environmental Engineering, Jiangsu University of Technology, Changzhou 213001, P. R. China
| | - Changduo Pan
- School of Chemical and Environmental Engineering, Jiangsu University of Technology, Changzhou 213001, P. R. China
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44
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Sambiagio C, Schönbauer D, Blieck R, Dao-Huy T, Pototschnig G, Schaaf P, Wiesinger T, Zia MF, Wencel-Delord J, Besset T, Maes BUW, Schnürch M. A comprehensive overview of directing groups applied in metal-catalysed C-H functionalisation chemistry. Chem Soc Rev 2018; 47:6603-6743. [PMID: 30033454 PMCID: PMC6113863 DOI: 10.1039/c8cs00201k] [Citation(s) in RCA: 1105] [Impact Index Per Article: 184.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/14/2018] [Indexed: 12/20/2022]
Abstract
The present review is devoted to summarizing the recent advances (2015-2017) in the field of metal-catalysed group-directed C-H functionalisation. In order to clearly showcase the molecular diversity that can now be accessed by means of directed C-H functionalisation, the whole is organized following the directing groups installed on a substrate. Its aim is to be a comprehensive reference work, where a specific directing group can be easily found, together with the transformations which have been carried out with it. Hence, the primary format of this review is schemes accompanied with a concise explanatory text, in which the directing groups are ordered in sections according to their chemical structure. The schemes feature typical substrates used, the products obtained as well as the required reaction conditions. Importantly, each example is commented on with respect to the most important positive features and drawbacks, on aspects such as selectivity, substrate scope, reaction conditions, directing group removal, and greenness. The targeted readership are both experts in the field of C-H functionalisation chemistry (to provide a comprehensive overview of the progress made in the last years) and, even more so, all organic chemists who want to introduce the C-H functionalisation way of thinking for a design of straightforward, efficient and step-economic synthetic routes towards molecules of interest to them. Accordingly, this review should be of particular interest also for scientists from industrial R&D sector. Hence, the overall goal of this review is to promote the application of C-H functionalisation reactions outside the research groups dedicated to method development and establishing it as a valuable reaction archetype in contemporary R&D, comparable to the role cross-coupling reactions play to date.
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Affiliation(s)
- Carlo Sambiagio
- Organic Synthesis (ORSY)
, Department of Chemistry
, University of Antwerp
,
Groenenborgerlaan 171
, 2020 Antwerp
, Belgium
| | - David Schönbauer
- Institute of Applied Synthetic Chemistry
, TU Wien
,
Getreidemarkt 9/163
, A-1060 Vienna
, Austria
.
| | - Remi Blieck
- Normandie Univ
, INSA Rouen
, UNIROUEN
, CNRS
, COBRA (UMR 6014)
,
76000 Rouen
, France
| | - Toan Dao-Huy
- Institute of Applied Synthetic Chemistry
, TU Wien
,
Getreidemarkt 9/163
, A-1060 Vienna
, Austria
.
| | - Gerit Pototschnig
- Institute of Applied Synthetic Chemistry
, TU Wien
,
Getreidemarkt 9/163
, A-1060 Vienna
, Austria
.
| | - Patricia Schaaf
- Institute of Applied Synthetic Chemistry
, TU Wien
,
Getreidemarkt 9/163
, A-1060 Vienna
, Austria
.
| | - Thomas Wiesinger
- Institute of Applied Synthetic Chemistry
, TU Wien
,
Getreidemarkt 9/163
, A-1060 Vienna
, Austria
.
| | - Muhammad Farooq Zia
- Institute of Applied Synthetic Chemistry
, TU Wien
,
Getreidemarkt 9/163
, A-1060 Vienna
, Austria
.
| | - Joanna Wencel-Delord
- Laboratoire de Chimie Moléculaire (UMR CNRS 7509)
, Université de Strasbourg
,
ECPM 25 Rue Becquerel
, 67087 Strasbourg
, France
| | - Tatiana Besset
- Normandie Univ
, INSA Rouen
, UNIROUEN
, CNRS
, COBRA (UMR 6014)
,
76000 Rouen
, France
| | - Bert U. W. Maes
- Organic Synthesis (ORSY)
, Department of Chemistry
, University of Antwerp
,
Groenenborgerlaan 171
, 2020 Antwerp
, Belgium
| | - Michael Schnürch
- Institute of Applied Synthetic Chemistry
, TU Wien
,
Getreidemarkt 9/163
, A-1060 Vienna
, Austria
.
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45
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Shibata T, Kurita H, Onoda S, Kanyiva KS. Ir-Catalyzed Enantioselective Intra- and Intermolecular Formal C−H Conjugate Addition to β-Substituted α,β-Unsaturated Esters. ASIAN J ORG CHEM 2018. [DOI: 10.1002/ajoc.201800257] [Citation(s) in RCA: 28] [Impact Index Per Article: 4.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/24/2023]
Affiliation(s)
- Takanori Shibata
- Department of Chemistry and Biochemistry, School of Advanced Science and Engineering; Waseda University; 3-4-1 Okubo, Shinjuku Tokyo 169-8555 Japan
| | - Hisaki Kurita
- Department of Chemistry and Biochemistry, School of Advanced Science and Engineering; Waseda University; 3-4-1 Okubo, Shinjuku Tokyo 169-8555 Japan
| | - Sahoko Onoda
- Department of Chemistry and Biochemistry, School of Advanced Science and Engineering; Waseda University; 3-4-1 Okubo, Shinjuku Tokyo 169-8555 Japan
| | - Kyalo Stephen Kanyiva
- Global Center for Science and Engineering, School of Advanced Science and Engineering; Waseda University; 3-4-1 Okubo, Shinjuku Tokyo 169-8555 Japan
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46
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Bettadapur KR, Sherikar MS, Lanke V, Prabhu KR. RhIII
-Catalyzed C−H Activation: Mizoroki-Heck-Type Reaction of Maleimides. ASIAN J ORG CHEM 2018. [DOI: 10.1002/ajoc.201800193] [Citation(s) in RCA: 24] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/20/2022]
Affiliation(s)
- Kiran R. Bettadapur
- Department of Organic Chemistry; Indian Institute of Science; Bangalore 560 012 Karnataka India
| | | | - Veeranjaneyulu Lanke
- Department of Organic Chemistry; Indian Institute of Science; Bangalore 560 012 Karnataka India
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47
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Bettadapur KR, Kapanaiah R, Lanke V, Prabhu KR. Weak Directing Group Steered Formal Oxidative [2+2+2]-Cyclization for Selective Benzannulation of Indoles. J Org Chem 2018; 83:1810-1818. [PMID: 29384377 DOI: 10.1021/acs.joc.7b02719] [Citation(s) in RCA: 30] [Impact Index Per Article: 5.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Abstract
A double C-H activation and double insertion process to achieve the synthesis benzo[e]indole frameworks has been disclosed. This type of benzannulation is directed by a trifluoromethylketone moiety, which is easy to install on the indole C3-position. Overall the reaction takes places as an oxidative cyclization of two alkynes with the C4-C5 position of indole.
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Affiliation(s)
- Kiran R Bettadapur
- Department of Organic Chemistry, Indian Institute of Science , Bangalore 560 012, Karnataka India
| | - Raja Kapanaiah
- Department of Organic Chemistry, Indian Institute of Science , Bangalore 560 012, Karnataka India
| | - Veeranjaneyulu Lanke
- Department of Organic Chemistry, Indian Institute of Science , Bangalore 560 012, Karnataka India
| | - Kandikere Ramaiah Prabhu
- Department of Organic Chemistry, Indian Institute of Science , Bangalore 560 012, Karnataka India
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48
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Jaiswal Y, Kumar Y, Kumar A. Palladium-Catalyzed Regioselective C-H Alkenylation of Arylacetamides via Distal Weakly Coordinating Primary Amides as Directing Groups. J Org Chem 2018; 83:1223-1231. [PMID: 29276827 DOI: 10.1021/acs.joc.7b02618] [Citation(s) in RCA: 28] [Impact Index Per Article: 4.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Abstract
Herein we disclose the efficient Pd(II)-catalyzed and regioselective ortho C-H alkenylation of arylacetamide derivatives, viz. weakly coordinating aliphatic primary amides. This protocol utilizes ubiquitous free primary amides as the directing group and circumvents two troublesome steps of installation and removal of an external auxiliary. This strategy directly enables the incorporation of a synthetically versatile olefin in the products in moderate to good yields with regio- and distereoselectivity. The alkenylated acetamides can be easily manipulated and further transformed into a variety of useful derivatives.
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Affiliation(s)
- Yogesh Jaiswal
- Department of Chemistry, Indian Institute of Technology Patna , Bihta 801106, Bihar, India
| | - Yogesh Kumar
- Department of Chemistry, Indian Institute of Technology Patna , Bihta 801106, Bihar, India
| | - Amit Kumar
- Department of Chemistry, Indian Institute of Technology Patna , Bihta 801106, Bihar, India
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49
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Zhao H, Shao X, Wang T, Zhai S, Qiu S, Tao C, Wang H, Zhai H. A 2-(1-methylhydrazinyl)pyridine-directed C–H functionalization/spirocyclization cascade: facile access to spirosuccinimide derivatives. Chem Commun (Camb) 2018; 54:4927-4930. [DOI: 10.1039/c8cc01774c] [Citation(s) in RCA: 43] [Impact Index Per Article: 7.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/20/2022]
Abstract
A cobalt-catalyzed oxidative coupling of benzoic hydrazides with maleimides by utilizing 2-(1-methylhydrazinyl)pyridine as a bidentate directing group has been developed.
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Affiliation(s)
- Hua Zhao
- State Key Laboratory of Chemical Oncogenomics, School of Chemical Biology and Biotechnology, Shenzhen Graduate School of Peking University
- Shenzhen 518055
- China
| | - Xiaoru Shao
- State Key Laboratory of Chemical Oncogenomics, School of Chemical Biology and Biotechnology, Shenzhen Graduate School of Peking University
- Shenzhen 518055
- China
| | - Taimin Wang
- State Key Laboratory of Chemical Oncogenomics, School of Chemical Biology and Biotechnology, Shenzhen Graduate School of Peking University
- Shenzhen 518055
- China
| | - Shengxian Zhai
- State Key Laboratory of Chemical Oncogenomics, School of Chemical Biology and Biotechnology, Shenzhen Graduate School of Peking University
- Shenzhen 518055
- China
- The State Key Laboratory of Applied Organic Chemistry, College of Chemistry and Chemical Engineering, Lanzhou University
- Lanzhou 730000
| | - Shuxian Qiu
- State Key Laboratory of Chemical Oncogenomics, School of Chemical Biology and Biotechnology, Shenzhen Graduate School of Peking University
- Shenzhen 518055
- China
| | - Cheng Tao
- State Key Laboratory of Chemical Oncogenomics, School of Chemical Biology and Biotechnology, Shenzhen Graduate School of Peking University
- Shenzhen 518055
- China
- The State Key Laboratory of Applied Organic Chemistry, College of Chemistry and Chemical Engineering, Lanzhou University
- Lanzhou 730000
| | - Huifei Wang
- State Key Laboratory of Chemical Oncogenomics, School of Chemical Biology and Biotechnology, Shenzhen Graduate School of Peking University
- Shenzhen 518055
- China
| | - Hongbin Zhai
- State Key Laboratory of Chemical Oncogenomics, School of Chemical Biology and Biotechnology, Shenzhen Graduate School of Peking University
- Shenzhen 518055
- China
- The State Key Laboratory of Applied Organic Chemistry, College of Chemistry and Chemical Engineering, Lanzhou University
- Lanzhou 730000
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50
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Pan C, Wang Y, Wu C, Yu JT. Rhodium-catalyzed C7-alkylation of indolines with maleimides. Org Biomol Chem 2018; 16:693-697. [DOI: 10.1039/c7ob03039h] [Citation(s) in RCA: 37] [Impact Index Per Article: 6.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/18/2022]
Abstract
A rhodium(iii)-catalyzed direct cross-coupling reaction of indolines with maleimides via C–H bond activation was developed.
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Affiliation(s)
- Changduo Pan
- School of Chemical & Environmental Engineering
- Jiangsu University of Technology
- Changzhou 213001
- P. R. China
| | - Yun Wang
- School of Chemical & Environmental Engineering
- Jiangsu University of Technology
- Changzhou 213001
- P. R. China
| | - Chao Wu
- School of Chemical & Environmental Engineering
- Jiangsu University of Technology
- Changzhou 213001
- P. R. China
| | - Jin-Tao Yu
- School of Petrochemical Engineering
- Jiangsu Key Laboratory of Advanced Catalytic Materials and Technology
- Changzhou University
- Changzhou 213164
- P. R. China
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