1
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Bakhtiarian M, Khodaei MM. Introducing a protic ionic liquid from aminoethyl piperazine and triflic acid immobilized on pectin as a reusable nanocatalyst for the selective Schmidt synthesis of nitriles. Int J Biol Macromol 2024; 256:128445. [PMID: 38029916 DOI: 10.1016/j.ijbiomac.2023.128445] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/12/2023] [Revised: 09/24/2023] [Accepted: 11/23/2023] [Indexed: 12/01/2023]
Abstract
Preparation of reusable protic ionic liquid, triflic acid-immobilized aminoethyl piperazine-modified pectin (Pec-AEP-TfOH), with excellent activity and selectivity in modified Schmidt synthesis of nitriles from aldehydes and Si(CH3)3N3 has been described. The structure of the catalyst was characterized using FT-IR, XRD, FE-SEM, EDX-mapping, and TGA-DTA. The reaction demonstrated a broad substrate scope for a variety of benzaldehyde derivatives with electron withdrawing/donating substituents and heterocyclic aldehydes with yields between 85 and 96 % at room temperature. Also, the Pec-AEP-TfOH showed an excellent selectivity for the nitriles in which no formanilide was obtained. Furthermore, the Pec-AEP-TfOH revealed a remarkable chemoselectivity for aldehydes in the presence of acids or ketones. It is worth noting that TfOH as a precious superacid was immobilized for the first time in the selective Schmidt synthesis of nitriles to improve the eco-friendliness and economic efficiency of the process. Furthermore, the catalyst was cost-effective, metal-free, safe, scalable, and reusable (5 times) and its heterogeneity was confirmed by hot-filtration test.
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Affiliation(s)
- Mohsen Bakhtiarian
- Department of Organic Chemistry, Razi University, 67149-67346 Kermanshah, Iran
| | - Mohammad Mehdi Khodaei
- Department of Organic Chemistry, Razi University, 67149-67346 Kermanshah, Iran; Nanoscience and Nanotechnology Research Center (NNRC), Razi University, 67149-67346 Kermanshah, Iran.
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2
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Wang J, Yang X, Li N, Wang L. NH
4
Br‐Promoted Single‐Step and Transition‐Metal‐Free Conversion of Aldehydes to Nitriles in Ammonia Water. ChemistrySelect 2022. [DOI: 10.1002/slct.202203982] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/03/2022]
Affiliation(s)
- Jin Wang
- School of Pharmacy Yancheng Teachers University Yancheng 224007 Jiangsu Province China
| | - Xiao‐Qin Yang
- School of Pharmacy Yancheng Teachers University Yancheng 224007 Jiangsu Province China
| | - Na Li
- School of Pharmacy Yancheng Teachers University Yancheng 224007 Jiangsu Province China
| | - Li.‐Li Wang
- School of Pharmacy Yancheng Teachers University Yancheng 224007 Jiangsu Province China
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3
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Laali KK, Kalkhambkar RG, Sutar SM. Recent Advances in the Synthesis of Diverse Libraries of Small-Molecule Building Blocks in Ionic Liquids (ILs). Synlett 2021. [DOI: 10.1055/s-0040-1719852] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/19/2022]
Abstract
AbstractThe Account describes recent advances, from the authors’ laboratories, in the synthesis of diverse libraries of small-molecule building blocks employing ionic liquids (ILs). The ability of ILs to act as catalysts/promoters/solvents for electrophilic and onium ion chemistry, as well as in metal-mediated cross-coupling reactions, and the potential to sequence/hyphenate these methods, have opened up new opportunities for facile assembly of functional small molecules with increased complexity from readily available precursors. While Brønsted acidic IL/IL solvent mixtures are suitable media for carbocation and onium ion chemistry, piperidine-appended IL/IL solvent mixtures can successfully catalyze a variety of base-catalyzed reactions. Several widely practiced transformations including ‘name reactions’ were adapted and performed efficiently in ILs.1 Introduction2 Aryldiazonium Salts and Aryltriazenes as Coupling Partners in Metal-Mediated C–C Cross-Coupling Reactions in ILs3 Expanding the Scope of Metal-Mediated Cross-Coupling Reactions in ILs4 Application of ILs in Synthesis and Functionalization of Heterocycles5 Expanding the Scope of Amide Synthesis in ILs6 Generation and Chemistry of ‘Tamed’ Propargylic Cations in ILs7 Newer Nitration Methods for Arenes and Heteroarenes in ILs8 Halofunctionalization in ILs9 ‘Name Reactions’and Other Widely Practiced Synthetic Transformations in ILs9.1 The Biginelli Reaction9.2 Nitrile Synthesis by the Schmidt Reaction9.3 Rupe Rearrangement9.4 Synthesis of 1,3-Dioxanes via Prins Reaction in [BMIM(SO3H)][OTf]9.5 Synthesis of Cyclopropanes and Oxiranes by the Corey–Chaykovsky (CC) Reaction10 Conclusions and Closing Remarks
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Affiliation(s)
| | | | - Suraj M. Sutar
- Department of Chemistry, Karnatak University’s Karnatak Science College
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4
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Kang S, Lee JC. Facile Preparation of Aryl Nitriles from Aryl Aldehydes in PEG-DME 250. LETT ORG CHEM 2021. [DOI: 10.2174/1570178618666210909103040] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/22/2022]
Abstract
:
A facie and efficient method for one-pot transformation of aryl aldehydes to aryl nitriles using hydroxylamine hydrochloride and phosphorus tribromide in PEG-DME 250 is reported. The conversion of various aryl aldehydes to the corresponding aryl nitriles occurred smoothly in high yields under the present reaction conditions.
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Affiliation(s)
- Solbe Kang
- Department of Chemistry, College of Sciences, Chung-Ang University, Seoul 06974, Korea
| | - Jong Chan Lee
- Department of Chemistry, College of Sciences, Chung-Ang University, Seoul 06974, Korea
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5
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Lin H, Zhou Z, Ma X, Chen Q, Han H, Wang X, Qi J, Yang Y. One pot synthesis of aryl nitriles from aromatic aldehydes in a water environment. RSC Adv 2021; 11:24232-24237. [PMID: 35479036 PMCID: PMC9036638 DOI: 10.1039/d1ra03559b] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/07/2021] [Accepted: 07/05/2021] [Indexed: 11/21/2022] Open
Abstract
In this study, we found a green method to obtain aryl nitriles from aromatic aldehyde in water. This simple process was modified from a conventional method. Compared with those approaches, we used water as the solvent instead of harmful chemical reagents. In this one-pot conversion, we got twenty-five aryl nitriles conveniently with pollution to the environment being minimized. Furthermore, we confirmed the reaction mechanism by capturing the intermediates, aldoximes. In a formic acid–H2O solution (60% : 40%), most aromatic aldehydes react efficiently with hydroxylamine hydrochloride and sodium acetate to form nitriles, where formic acid acts as both catalyst and solvent.![]()
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Affiliation(s)
- Hongyan Lin
- State Key Laboratory of Pharmaceutical Biotechnology, Institute of Plant Molecular Biology, School of Life Sciences, Nanjing University Nanjing 210023 China +86-25-89681381 +86-25-89681381.,Co-Innovation Center for Sustainable Forestry in Southern China, Nanjing Forestry University Nanjing 210037 China
| | - Ziling Zhou
- State Key Laboratory of Pharmaceutical Biotechnology, Institute of Plant Molecular Biology, School of Life Sciences, Nanjing University Nanjing 210023 China +86-25-89681381 +86-25-89681381.,Co-Innovation Center for Sustainable Forestry in Southern China, Nanjing Forestry University Nanjing 210037 China
| | - Xiaopeng Ma
- State Key Laboratory of Pharmaceutical Biotechnology, Institute of Plant Molecular Biology, School of Life Sciences, Nanjing University Nanjing 210023 China +86-25-89681381 +86-25-89681381.,Co-Innovation Center for Sustainable Forestry in Southern China, Nanjing Forestry University Nanjing 210037 China
| | - Qingqing Chen
- State Key Laboratory of Pharmaceutical Biotechnology, Institute of Plant Molecular Biology, School of Life Sciences, Nanjing University Nanjing 210023 China +86-25-89681381 +86-25-89681381.,Co-Innovation Center for Sustainable Forestry in Southern China, Nanjing Forestry University Nanjing 210037 China
| | - Hongwei Han
- State Key Laboratory of Pharmaceutical Biotechnology, Institute of Plant Molecular Biology, School of Life Sciences, Nanjing University Nanjing 210023 China +86-25-89681381 +86-25-89681381.,Co-Innovation Center for Sustainable Forestry in Southern China, Nanjing Forestry University Nanjing 210037 China
| | - Xiaoming Wang
- State Key Laboratory of Pharmaceutical Biotechnology, Institute of Plant Molecular Biology, School of Life Sciences, Nanjing University Nanjing 210023 China +86-25-89681381 +86-25-89681381.,Co-Innovation Center for Sustainable Forestry in Southern China, Nanjing Forestry University Nanjing 210037 China
| | - Jinliang Qi
- State Key Laboratory of Pharmaceutical Biotechnology, Institute of Plant Molecular Biology, School of Life Sciences, Nanjing University Nanjing 210023 China +86-25-89681381 +86-25-89681381.,Co-Innovation Center for Sustainable Forestry in Southern China, Nanjing Forestry University Nanjing 210037 China
| | - Yonghua Yang
- State Key Laboratory of Pharmaceutical Biotechnology, Institute of Plant Molecular Biology, School of Life Sciences, Nanjing University Nanjing 210023 China +86-25-89681381 +86-25-89681381.,Co-Innovation Center for Sustainable Forestry in Southern China, Nanjing Forestry University Nanjing 210037 China
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6
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Paymode D, Cardoso FSP, Agrawal T, Tomlin JW, Cook DW, Burns JM, Stringham RW, Sieber JD, Gupton BF, Snead DR. Expanding Access to Remdesivir via an Improved Pyrrolotriazine Synthesis: Supply Centered Synthesis. Org Lett 2020; 22:7656-7661. [PMID: 32931286 PMCID: PMC7536717 DOI: 10.1021/acs.orglett.0c02848] [Citation(s) in RCA: 20] [Impact Index Per Article: 5.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/25/2020] [Indexed: 12/24/2022]
Abstract
Pyrrolotriazine 1 is an important precursor to remdesivir. Initial results toward an efficient synthesis are disclosed consisting of sequential cyanation, amination, and triazine formation beginning from pyrrole. This route makes use of highly abundant, commoditized raw material inputs. The yield of triazine was doubled from 31% to 59%, and the synthetic step count was reduced from 4 to 2. These efforts help to secure the remdesivir supply chain.
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Affiliation(s)
- Dinesh
J. Paymode
- Chemical
Development, Medicines for All Institute, 737 North Fifth Street, Box 980100, Richmond, Virginia 23298-0100, United States
| | - Flavio S. P. Cardoso
- Chemical
Development, Medicines for All Institute, 737 North Fifth Street, Box 980100, Richmond, Virginia 23298-0100, United States
| | - Toolika Agrawal
- Chemical
Development, Medicines for All Institute, 737 North Fifth Street, Box 980100, Richmond, Virginia 23298-0100, United States
| | - John W. Tomlin
- Chemical
Development, Medicines for All Institute, 737 North Fifth Street, Box 980100, Richmond, Virginia 23298-0100, United States
| | - Daniel W. Cook
- Analytical
Development, Medicines for All Institute, 737 North Fifth Street, Box 980100, Richmond, Virginia 23298-0100, United States
| | - Justina M. Burns
- Analytical
Development, Medicines for All Institute, 737 North Fifth Street, Box 980100, Richmond, Virginia 23298-0100, United States
| | - Rodger W. Stringham
- Analytical
Development, Medicines for All Institute, 737 North Fifth Street, Box 980100, Richmond, Virginia 23298-0100, United States
| | - Joshua D. Sieber
- Chemical
Development, Medicines for All Institute, 737 North Fifth Street, Box 980100, Richmond, Virginia 23298-0100, United States
| | - B. Frank Gupton
- Chemical
Development, Medicines for All Institute, 737 North Fifth Street, Box 980100, Richmond, Virginia 23298-0100, United States
| | - David R. Snead
- Chemical
Development, Medicines for All Institute, 737 North Fifth Street, Box 980100, Richmond, Virginia 23298-0100, United States
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7
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Malunavar SS, Sutar SM, Prabhala P, Kalkhambkar RG, Laali KK. Ionic liquid-mediated benzoyl transfer-coupling in the Suzuki and Sonogashira reactions and aryl transfer-coupling by decarbonylative Heck reaction, using N-Benzoyl-saccharin (NBSac) as reagent. Tetrahedron Lett 2020. [DOI: 10.1016/j.tetlet.2020.151987] [Citation(s) in RCA: 9] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/24/2022]
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8
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Prabhala P, Savanur HM, Sutar SM, Malunavar SS, Kalkhambkar RG, Laali KK. Facile one-pot synthetic access to libraries of diversely substituted 3-aryl (Alkyl)-coumarins using ionic liquid (IL) or conventional base/solvent, and an IL-mediated approach to novel coumarin-bearing diaryl-ethynes. Tetrahedron Lett 2020. [DOI: 10.1016/j.tetlet.2020.151854] [Citation(s) in RCA: 8] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
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9
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Facile access to libraries of diversely substituted 2-aryl-benzoxazoles/benzothiazoles from readily accessible aldimines via cyclization/cross coupling in imidazolium-ILs with Pd(OAc)2 or NiCl2 (dppp) as catalyst. Tetrahedron Lett 2020. [DOI: 10.1016/j.tetlet.2019.151509] [Citation(s) in RCA: 11] [Impact Index Per Article: 2.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/16/2022]
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10
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Savanur HM, Malunavar SS, Prabhala P, Sutar SM, Kalkhambkar RG, Laali KK. Synthesis of diverse libraries of carboxamides via chemoselective N-acylation of amines by carboxylic acids employing Brønsted acidic IL [BMIM(SO3H)][OTf]. Tetrahedron Lett 2019. [DOI: 10.1016/j.tetlet.2019.151159] [Citation(s) in RCA: 6] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/26/2022]
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11
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Zhan W, Tong M, Ji L, Zhang H, Ge Z, Wang X, Li R. Continuous-flow synthesis of nitriles from aldehydes via Schmidt reaction. CHINESE CHEM LETT 2019. [DOI: 10.1016/j.cclet.2019.01.006] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/27/2022]
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12
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Ghorai J, Anbarasan P. Developments in Cp*Co
III
‐Catalyzed C−H Bond Functionalizations. ASIAN J ORG CHEM 2019. [DOI: 10.1002/ajoc.201800452] [Citation(s) in RCA: 39] [Impact Index Per Article: 7.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/08/2023]
Affiliation(s)
- Jayanta Ghorai
- Department of ChemistryIndian Institute of Technology Madras Chennai – 600036
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13
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Hussain MI, Feng Y, Hu L, Deng Q, Zhang X, Xiong Y. Copper-Catalyzed Oxidative Difunctionalization of Terminal Unactivated Alkenes. J Org Chem 2018; 83:7852-7859. [DOI: 10.1021/acs.joc.8b00729] [Citation(s) in RCA: 22] [Impact Index Per Article: 3.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/13/2023]
Affiliation(s)
- Muhammad Ijaz Hussain
- School of Chemistry and Chemical Engineering, Chongqing University, Chongqing 401331, China
| | - Yangyang Feng
- School of Chemistry and Chemical Engineering, Chongqing University, Chongqing 401331, China
| | - Liangzhen Hu
- School of Chemistry and Chemical Engineering, Chongqing University, Chongqing 401331, China
| | - Qingfu Deng
- School of Chemistry and Chemical Engineering, Chongqing University, Chongqing 401331, China
| | - Xiaohui Zhang
- School of Chemistry and Chemical Engineering, Chongqing University, Chongqing 401331, China
| | - Yan Xiong
- School of Chemistry and Chemical Engineering, Chongqing University, Chongqing 401331, China
- State Key Laboratory of Elemento-Organic Chemistry, Nankai University, Tianjin 300071, China
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14
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Sribalan R, Sangili A, Banuppriya G, Padmini V. An efficient synthesis of nitrile, tetrazole and urea from carbonyl compounds. NEW J CHEM 2017. [DOI: 10.1039/c6nj03860c] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/05/2023]
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15
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Masjed SM, Akhlaghinia B, Zarghani M, Razavi N. Direct Synthesis of Nitriles from Aldehydes and Hydroxylamine Hydrochloride Catalyzed by a HAP@AEPH2-SO3H Nanocatalyst. Aust J Chem 2017. [DOI: 10.1071/ch16126] [Citation(s) in RCA: 19] [Impact Index Per Article: 2.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/05/2023]
Abstract
We describe an efficient method for the direct preparation of nitriles from aldehydes and hydroxylamine hydrochloride catalyzed by sulfonated nanohydroxyapatite functionalized by 2-aminoethyl dihydrogen phosphate (HAP@AEPH2-SO3H) as an eco-friendly and recyclable solid acid nanocatalyst. In this protocol the use of a solid acid nanocatalyst provides a green, useful, and rapid method for the preparation of nitriles in excellent yields. In addition, the notable feature of this methodolgy is that the synthesized nanocatalyst can be recovered and reused five times without any noticeable loss of efficiency.
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16
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Liu Q, Fang B, Bai X, Liu Y, Wu Y, Xu G, Guo C. Direct synthesis of nitriles from cleavage of C C double bond with nitrite as the nitrogen source and oxidant. Tetrahedron Lett 2016. [DOI: 10.1016/j.tetlet.2016.04.108] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/06/2023]
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17
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Laali KK, Jamalian A, Borosky GL. Piperidine-appended imidazolium ionic liquids as task-specific catalysts: computational study, synthesis, and multinuclear NMR. J PHYS ORG CHEM 2016. [DOI: 10.1002/poc.3541] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
Affiliation(s)
- Kenneth K. Laali
- Department of Chemistry; University of North Florida; 1, UNF Drive Jacksonville FL 32224 USA
| | - Arezu Jamalian
- Department of Chemistry; University of North Florida; 1, UNF Drive Jacksonville FL 32224 USA
| | - Gabriela L. Borosky
- INFIQC, CONICET and Departamento de Matemática y Física, Facultad de Ciencias Químicas; Universidad Nacional de Córdoba, Ciudad Universitaria; Córdoba 5000 Argentina
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18
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Das VK, Harsh S, Karak N. Highly efficient and active silver nanoparticle catalyzed conversion of aldehydes into nitriles: a greener, convenient, and versatile ‘NOSE’ approach. Tetrahedron Lett 2016. [DOI: 10.1016/j.tetlet.2015.12.083] [Citation(s) in RCA: 16] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
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19
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Motiwala HF, Yin Q, Aubé J. Improved Schmidt Conversion of Aldehydes to Nitriles Using Azidotrimethylsilane in 1,1,1,3,3,3-Hexafluoro-2-propanol. Molecules 2015; 21:E45. [PMID: 26729081 PMCID: PMC6273554 DOI: 10.3390/molecules21010045] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/05/2015] [Revised: 12/16/2015] [Accepted: 12/22/2015] [Indexed: 12/05/2022] Open
Abstract
The Schmidt reaction of aromatic aldehydes using a substoichiometric amount (40 mol %) of triflic acid is described. Low catalyst loading was enabled by a strong hydrogen-bond-donating solvent hexafluoro-2-propanol (HFIP). This improved protocol tolerates a broad scope of aldehydes with diverse functional groups and the corresponding nitriles were obtained in good to high yields without the need for aqueous work up.
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Affiliation(s)
- Hashim F Motiwala
- Department of Medicinal Chemistry, Delbert M. Shankel Structural Biology Center, University of Kansas, 2034 Becker Drive, West Campus, Lawrence, KS 66047, USA.
| | - Qin Yin
- Department of Medicinal Chemistry, Delbert M. Shankel Structural Biology Center, University of Kansas, 2034 Becker Drive, West Campus, Lawrence, KS 66047, USA.
| | - Jeffrey Aubé
- Department of Medicinal Chemistry, Delbert M. Shankel Structural Biology Center, University of Kansas, 2034 Becker Drive, West Campus, Lawrence, KS 66047, USA.
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20
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Nimnual P, Tummatorn J, Thongsornkleeb C, Ruchirawat S. Utility of Nitrogen Extrusion of Azido Complexes for the Synthesis of Nitriles, Benzoxazoles, and Benzisoxazoles. J Org Chem 2015; 80:8657-67. [DOI: 10.1021/acs.joc.5b01305] [Citation(s) in RCA: 32] [Impact Index Per Article: 3.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/30/2022]
Affiliation(s)
- Phongprapan Nimnual
- Program
on Chemical Biology, Center of Excellence on Environmental Health
and Toxicology (EHT), Ministry of Education, Chulabhorn Graduate Institute, 54 Kamphaeng Phet 6, Laksi, Bangkok 10210, Thailand
| | - Jumreang Tummatorn
- Program
on Chemical Biology, Center of Excellence on Environmental Health
and Toxicology (EHT), Ministry of Education, Chulabhorn Graduate Institute, 54 Kamphaeng Phet 6, Laksi, Bangkok 10210, Thailand
- Laboratory
of Medicinal Chemistry, Chulabhorn Research Institute, 54 Kamphaeng
Phet 6, Laksi, Bangkok 10210, Thailand
| | - Charnsak Thongsornkleeb
- Program
on Chemical Biology, Center of Excellence on Environmental Health
and Toxicology (EHT), Ministry of Education, Chulabhorn Graduate Institute, 54 Kamphaeng Phet 6, Laksi, Bangkok 10210, Thailand
- Laboratory
of Medicinal Chemistry, Chulabhorn Research Institute, 54 Kamphaeng
Phet 6, Laksi, Bangkok 10210, Thailand
| | - Somsak Ruchirawat
- Program
on Chemical Biology, Center of Excellence on Environmental Health
and Toxicology (EHT), Ministry of Education, Chulabhorn Graduate Institute, 54 Kamphaeng Phet 6, Laksi, Bangkok 10210, Thailand
- Laboratory
of Medicinal Chemistry, Chulabhorn Research Institute, 54 Kamphaeng
Phet 6, Laksi, Bangkok 10210, Thailand
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21
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Chaitanya M, Anbarasan P. Rhodium Catalyzed C2-Selective Cyanation of Indoles and Pyrroles. J Org Chem 2015; 80:3695-700. [DOI: 10.1021/acs.joc.5b00142] [Citation(s) in RCA: 61] [Impact Index Per Article: 6.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Affiliation(s)
- Manthena Chaitanya
- Department of Chemistry, Indian Institute of Technology Madras, Chennai - 600036, India
| | - Pazhamalai Anbarasan
- Department of Chemistry, Indian Institute of Technology Madras, Chennai - 600036, India
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22
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Xu B, Jiang Q, Zhao A, Jia J, Liu Q, Luo W, Guo C. Copper-catalyzed aerobic conversion of the CO bond of ketones to a CN bond using ammonium salts as the nitrogen source. Chem Commun (Camb) 2015; 51:11264-7. [PMID: 26081463 DOI: 10.1039/c5cc02578h] [Citation(s) in RCA: 29] [Impact Index Per Article: 3.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/12/2022]
Abstract
The copper-catalyzed conversion of the CO bond of ketones to a CN bond is described using ammonium salts as the nitrogen source in the presence of molecular oxygen.
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Affiliation(s)
- Bin Xu
- College of Chemistry and Chemical Engineering
- Hunan University
- Changsha 410082
- P. R. China
| | - Qing Jiang
- College of Chemistry and Chemical Engineering
- Hunan University
- Changsha 410082
- P. R. China
| | - An Zhao
- College of Chemistry and Chemical Engineering
- Hunan University
- Changsha 410082
- P. R. China
| | - Jing Jia
- College of Chemistry and Chemical Engineering
- Hunan University
- Changsha 410082
- P. R. China
| | - Qiang Liu
- College of Chemistry and Chemical Engineering
- Hunan University
- Changsha 410082
- P. R. China
| | - Weiping Luo
- College of Chemistry and Chemical Engineering
- Hunan University
- Changsha 410082
- P. R. China
| | - Cancheng Guo
- College of Chemistry and Chemical Engineering
- Hunan University
- Changsha 410082
- P. R. China
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23
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Laali KK, Insuasty D, Abonia R, Insuasty B, Bunge SD. Novel quinoline–imidazolium adducts via the reaction of 2-oxoquinoline-3-carbaldehyde and quinoline-3-carbaldehydes with 1-butyl-3-methylimidazolium chloride [BMIM][Cl]. Tetrahedron Lett 2014. [DOI: 10.1016/j.tetlet.2014.05.094] [Citation(s) in RCA: 13] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/30/2022]
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24
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Zong X, Zheng QZ, Jiao N. NBS mediated nitriles synthesis through CC double bond cleavage. Org Biomol Chem 2014; 12:1198-202. [DOI: 10.1039/c3ob42118j] [Citation(s) in RCA: 30] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/23/2022]
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25
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Xu JH, Jiang Q, Guo CC. Phenyliodonium Diacetate Mediated Direct Synthesis of Benzonitriles from Styrenes through Oxidative Cleavage of C═C Bonds. J Org Chem 2013; 78:11881-6. [DOI: 10.1021/jo401919h] [Citation(s) in RCA: 40] [Impact Index Per Article: 3.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/18/2023]
Affiliation(s)
- Jin-Hui Xu
- College
of Chemistry and
Chemical Engineering, Hunan University, Changsha 410082, China
| | - Qing Jiang
- College
of Chemistry and
Chemical Engineering, Hunan University, Changsha 410082, China
| | - Can-Cheng Guo
- College
of Chemistry and
Chemical Engineering, Hunan University, Changsha 410082, China
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Titze-Frech K, Ignatiev N, Uerdingen M, Schulz PS, Wasserscheid P. Highly Selective Aromatic Alkylation of Phenol and Anisole by Using Recyclable Brønsted Acidic Ionic Liquid Systems. European J Org Chem 2013. [DOI: 10.1002/ejoc.201300579] [Citation(s) in RCA: 15] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
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