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Mohamadpour F. Supramolecular β-Cyclodextrin as a Reusable Catalyst for Xanthene Synthesis in Aqueous Medium. ORG PREP PROCED INT 2022. [DOI: 10.1080/00304948.2022.2141047] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/16/2022]
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Wu D, Duan Y, Liang K, Yin H, Chen FX. AIBN-initiated direct thiocyanation of benzylic sp 3 C-H with N-thiocyanatosaccharin. Chem Commun (Camb) 2021; 57:9938-9941. [PMID: 34498624 DOI: 10.1039/d1cc04302a] [Citation(s) in RCA: 16] [Impact Index Per Article: 5.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/04/2023]
Abstract
Direct thiocyanations of benzylic compounds have been implemented. Here, a new strategy, involving a free radical reaction pathway initiated by AIBN, was used to construct the benzylic sp3 C-SCN bond. In this way, the disadvantage of other strategies involving introducing leaving groups in advance to synthesize benzyl thiocyanate compounds was overcome. The currently developed protocol also involved the use of readily available raw materials and resulted in high product yields (up to 100%), both being great advantages for synthesizing benzyl thiocyanates.
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Affiliation(s)
- Di Wu
- School of Chemistry & Chemical Engineering, Beijing Institute of Technology (Liangxiang Campus), No. 8 Liangxiang East Road, Fangshan District, Beijing 102488, China.
| | - Yongjie Duan
- School of Chemistry & Chemical Engineering, Beijing Institute of Technology (Liangxiang Campus), No. 8 Liangxiang East Road, Fangshan District, Beijing 102488, China.
| | - Kun Liang
- School of Chemistry & Chemical Engineering, Beijing Institute of Technology (Liangxiang Campus), No. 8 Liangxiang East Road, Fangshan District, Beijing 102488, China.
| | - Hongquan Yin
- School of Chemistry & Chemical Engineering, Beijing Institute of Technology (Liangxiang Campus), No. 8 Liangxiang East Road, Fangshan District, Beijing 102488, China.
| | - Fu-Xue Chen
- School of Chemistry & Chemical Engineering, Beijing Institute of Technology (Liangxiang Campus), No. 8 Liangxiang East Road, Fangshan District, Beijing 102488, China.
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Mohamadpour F. Supramolecular β-cyclodextrin as a Biodegradable and Reusable Catalyst Promoted Environmentally Friendly Synthesis of Pyrano[2,3- d]pyrimidine Scaffolds via Tandem Knoevenagel–Michael–Cyclocondensation Reaction in Aqueous Media. Polycycl Aromat Compd 2020. [DOI: 10.1080/10406638.2020.1852274] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/06/2023]
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Husain AA, Bisht KS. Thiocyanation and 2-Amino-1,3-thiazole Formation in Water Using Recoverable and Reusable Glycosylated Resorcin[4]arene Cavitands. J Org Chem 2020; 85:9928-9935. [PMID: 32674572 DOI: 10.1021/acs.joc.0c01150] [Citation(s) in RCA: 6] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Abstract
A family of three spatially directional resorcin[4]arene cavitand glycoconjugates (RCGs) have been applied as efficient recoverable and reusable inverse phase transfer catalysts for eco- and environmentally friendly thiocyanation and 2-amino-1,3-thiazole formation reactions in water. The results show that RCGs (1 mol %) were capable of hosting and catalyzing various water-insoluble bromo/thiocyanato substrates in water without the use of any co-organic solvents. The recoverability and reusability of RCG catalytic systems, that is, RCG1 and RCG3, were also examined upon a simple extraction of the desired products using DCM or ethyl acetate, followed by subjecting the recovered aqueous solution containing the RCG catalysts to the next reaction cycles.
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Affiliation(s)
- Ali A Husain
- Department of Chemistry, University of South Florida, 4202 East Fowler Avenue, CHE 202, Tampa, Fl 33620, United States
| | - Kirpal S Bisht
- Department of Chemistry, University of South Florida, 4202 East Fowler Avenue, CHE 202, Tampa, Fl 33620, United States
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Self-healing supramolecular waterborne polyurethane based on host–guest interactions and multiple hydrogen bonds. REACT FUNCT POLYM 2020. [DOI: 10.1016/j.reactfunctpolym.2020.104482] [Citation(s) in RCA: 22] [Impact Index Per Article: 5.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/11/2022]
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6
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Abstract
The particular β-cyclodextrin 3D structure, with its hydrophilic surface and
apolar cavity, has enabled to partially or totally encapsulate hydrophobic molecules of appropriated
size and shape in aqueous solution as well as in solid-state through the formation
of a reversible host–guest complex. Accordingly, β-cyclodextrin based nanosponges
have been prepared and used in previous years for the synthesis of organic compounds. In
this review, we are going to mention some of the recent reports on the application of β-
cyclodextrin 3D nanosponges in organic synthesis catalysis. Furthermore, it should be
mentioned that these compounds have also been utilized for numerous applications including
drug delivery, gas storage, rubber manufacture, diagnostics, cosmetics, agriculture,
smart fabrics, water purification, and flame retardants.
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Affiliation(s)
- Ali R. Kiasat
- Department of Chemistry, Faculty of Science, Shahid Chamran University of Ahvaz, Ahvaz, Iran
| | - Seyyed J. Saghanezhad
- Department of Chemistry, ACECR-Production Technology Research Institute, Ahvaz, Iran
| | - Samaneh Noori
- Department of Chemistry, Faculty of Science, Shahid Chamran University of Ahvaz, Ahvaz, Iran
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Kardooni R, Kiasat AR. Bifunctional PEG/NH 2 silica-coated magnetic nanocomposite: An efficient and recoverable core–shell-structured catalyst for one pot multicomponent synthesis of 3-alkylated indoles via Yonemitsu-type condensation. J Taiwan Inst Chem Eng 2018. [DOI: 10.1016/j.jtice.2018.03.029] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/30/2023]
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8
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Xue B, Liang X, Liu N, Xu T, Xu J, Li Y. An amphiphilic graphene oxide-based triphase catalyst for highly efficient synthesis of benzyl esters. Colloids Surf A Physicochem Eng Asp 2018. [DOI: 10.1016/j.colsurfa.2017.11.053] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022]
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Sudhan PN, Ghashang M, Mansoor SS. Efficient synthesis of a novel series of indeno fused pyrido[2,3-d]pyrimidines using β-cyclodextrin-propyl sulfonic acid as an eco-friendly catalyst. BENI-SUEF UNIVERSITY JOURNAL OF BASIC AND APPLIED SCIENCES 2016. [DOI: 10.1016/j.bjbas.2016.11.004] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/22/2022] Open
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10
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xie A, zhang M, inoue SI. Influence of β-cyclodextrin on morphologies and chemical, thermal, and mechanical properties of non-chain extended polyurethane elastomers. JOURNAL OF POLYMER RESEARCH 2016. [DOI: 10.1007/s10965-016-1046-x] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
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Nasab MJ, Kiasat AR. Multifunctional Fe3O4@nSiO2@mSiO2/Pr-Imi-NH2·Ag core–shell microspheres as highly efficient catalysts in the aqueous reduction of nitroarenes: improved catalytic activity and facile catalyst recovery. RSC Adv 2016. [DOI: 10.1039/c6ra00120c] [Citation(s) in RCA: 21] [Impact Index Per Article: 2.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/25/2023] Open
Abstract
Core@shell nanoparticles with a superparamagnetic iron oxide core, a middle nonporous silica shell, and an outer organo functionalized mesoporous silica shell were synthesized and evaluated for immobilizing Ag nanoparticles.
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Affiliation(s)
- Mina Jafari Nasab
- Chemistry Department
- College of Science
- Shahid Chamran University
- Ahvaz
- Iran
| | - Ali Reza Kiasat
- Chemistry Department
- College of Science
- Shahid Chamran University
- Ahvaz
- Iran
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Efficient synthesis of 1,8-dioxo-octahydroxanthenes catalyzed by β-cyclodextrin grafted with butyl sulfonic acid in aqueous media. CHINESE JOURNAL OF CATALYSIS 2015. [DOI: 10.1016/s1872-2067(15)60888-9] [Citation(s) in RCA: 11] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/20/2022]
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13
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Gong K, Wang H, Wang S, Ren X. β-Cyclodextrin-propyl sulfonic acid: a new and eco-friendly catalyst for one-pot multi-component synthesis of 3,4-dihydropyrimidones via Biginelli reaction. Tetrahedron 2015. [DOI: 10.1016/j.tet.2015.05.028] [Citation(s) in RCA: 18] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/10/2023]
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14
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Ren Y, Zhang W, Lu J, Gao K, Liao X, Chen X. One-pot synthesis of tetrahydro-4H-chromenes by supramolecular catalysis in water. RSC Adv 2015. [DOI: 10.1039/c5ra14385c] [Citation(s) in RCA: 22] [Impact Index Per Article: 2.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022] Open
Abstract
Tetrahydro-4H-chromenes were synthesizedviaan efficient one-pot three-component protocol by supramolecular catalysis with β-cyclodextrin in water.
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Affiliation(s)
- Yufeng Ren
- Faculty of Life Science and Technology
- Kunming University of Science and Technology
- Kunming 650500
- China
| | - Wei Zhang
- Faculty of Life Science and Technology
- Kunming University of Science and Technology
- Kunming 650500
- China
| | - Jun Lu
- Chengdu Institute of Biology
- Chinese Academy of Sciences
- Chengdu 610041
- China
| | - Kai Gao
- Faculty of Life Science and Technology
- Kunming University of Science and Technology
- Kunming 650500
- China
| | - Xiali Liao
- Faculty of Life Science and Technology
- Kunming University of Science and Technology
- Kunming 650500
- China
| | - Xiaozhen Chen
- Chengdu Institute of Biology
- Chinese Academy of Sciences
- Chengdu 610041
- China
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Davarpanah J, Kiasat AR. Nano Brönsted solid acid containing double-charged diazoniabi-cyclo[2.2.2]octane chloride supported on nano rice husk silica: an efficient catalyst for the one-pot synthesis of phthalazine compounds. RSC Adv 2015. [DOI: 10.1039/c4ra13263g] [Citation(s) in RCA: 33] [Impact Index Per Article: 3.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022] Open
Abstract
In the present work, amorphous silica nanoparticles were synthesized from low-cost rice husk ash (RH–SiO2).
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Affiliation(s)
- Jamal Davarpanah
- Chemistry Department
- Production Technology Research Institute (ACECR)
- Ahvaz
- Iran
- Chemistry Department
| | - Ali Reza Kiasat
- Chemistry Department
- College of Science
- Shahid Chamran University
- Ahvaz 61357-4-3169
- Iran
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Synthesis, characterization and application of β-cyclodextrin-silica nanocomposite as potential microvessel in nucleophilic substitution reaction of phenacyl halides. J INCL PHENOM MACRO 2012. [DOI: 10.1007/s10847-012-0263-0] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/27/2022]
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