Dimeric cinchona ammonium salts with benzophenone linkers: enantioselective phase transfer catalysts for the synthesis of α-amino acids

Seunga Woo; Yong-Gyun Kim; Baegeun Lim; Jiin Oh; Yeonji Lee; Hyeri Gwon; Keepyung Nahm

doi:10.1039/c7ra12499f

Dimeric cinchona ammonium salts with benzophenone linkers: enantioselective phase transfer catalysts for the synthesis of α-amino acids

RSC Advances ◽

10.1039/c7ra12499f ◽

2018 ◽

Vol 8 (4) ◽

pp. 2157-2160 ◽

Cited By ~ 4

Author(s):

Seunga Woo ◽

Yong-Gyun Kim ◽

Baegeun Lim ◽

Jiin Oh ◽

Yeonji Lee ◽

...

Keyword(s):

Amino Acids ◽

Phase Transfer ◽

Cinchona Alkaloid ◽

Ammonium Salts ◽

Phase Transfer Catalysts

Novel cinchona-alkaloid derived dimeric phase transfer catalysts (PTC) with benzophenone linkers and their α-alkylation of glycinate esters has been presented.

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New trimeric Cinchona alkaloid-based quaternary ammonium salts as efficient chiral phase transfer catalysts for enantioselective synthesis of α-amino acids

Journal of Molecular Catalysis A Chemical ◽

10.1016/j.molcata.2005.11.039 ◽

2006 ◽

Vol 248 (1-2) ◽

pp. 1-9 ◽

Cited By ~ 24

Author(s):

Ayyanar Siva ◽

Eagambaram Murugan

Keyword(s):

Amino Acids ◽

Quaternary Ammonium ◽

Phase Transfer ◽

Quaternary Ammonium Salts ◽

Enantioselective Synthesis ◽

Cinchona Alkaloid ◽

Ammonium Salts ◽

Chiral Phase ◽

Phase Transfer Catalysts ◽

Chiral Phase Transfer Catalysts

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Polymer-Supported Cinchona Alkaloid-Derived Ammonium Salts as Recoverable Phase-Transfer Catalysts for the Asymmetric Synthesis of α-Amino Acids

Molecules ◽

10.3390/90500349 ◽

2004 ◽

Vol 9 (5) ◽

pp. 349-364 ◽

Cited By ~ 21

Author(s):

Rafael Chinchilla ◽

Patricia Mazón ◽

Carmen Nájera

Keyword(s):

Amino Acids ◽

Asymmetric Synthesis ◽

Phase Transfer ◽

Cinchona Alkaloid ◽

Ammonium Salts ◽

Phase Transfer Catalysts ◽

Polymer Supported

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Asymmetric synthesis of α-amino acids using polymer-supported Cinchona alkaloid-derived ammonium salts as chiral phase-transfer catalysts

Tetrahedron Asymmetry ◽

10.1016/s0957-4166(00)00317-7 ◽

2000 ◽

Vol 11 (16) ◽

pp. 3277-3281 ◽

Cited By ~ 77

Author(s):

Rafael Chinchilla ◽

Patricia Mazón ◽

Carmen Nájera

Keyword(s):

Amino Acids ◽

Asymmetric Synthesis ◽

Phase Transfer ◽

Cinchona Alkaloid ◽

Ammonium Salts ◽

Chiral Phase ◽

Phase Transfer Catalysts ◽

Chiral Phase Transfer Catalysts ◽

Polymer Supported

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ChemInform Abstract: Asymmetric Synthesis of α-Amino Acids Using Polymer-Supported Cinchona Alkaloid-Derived Ammonium Salts as Chiral Phase-Transfer Catalysts.

ChemInform ◽

10.1002/chin.200105082 ◽

2001 ◽

Vol 32 (5) ◽

pp. no-no

Author(s):

Rafael Chinchilla ◽

Patricia Mazon ◽

Carmen Najera

Keyword(s):

Amino Acids ◽

Asymmetric Synthesis ◽

Phase Transfer ◽

Cinchona Alkaloid ◽

Ammonium Salts ◽

Chiral Phase ◽

Phase Transfer Catalysts ◽

Chiral Phase Transfer Catalysts ◽

Polymer Supported

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Polystyrene-AnchoredCinchona Ammonium Salts: Easily Recoverable Phase-Transfer Catalysts for the Asymmetric Synthesis ofα-Amino Acids

Advanced Synthesis & Catalysis ◽

10.1002/adsc.200404093 ◽

2004 ◽

Vol 346 (910) ◽

pp. 1186-1194 ◽

Cited By ~ 52

Author(s):

Rafael Chinchilla ◽

Patricia Mazón ◽

Carmen Nájera

Keyword(s):

Amino Acids ◽

Asymmetric Synthesis ◽

Phase Transfer ◽

Ammonium Salts ◽

Phase Transfer Catalysts

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ChemInform Abstract: New Dimeric Anthracenyl-Derived Cinchona Quaternary Ammonium Salts as Phase-Transfer Catalysts for the Asymmetric Synthesis of α-Amino Acids.

ChemInform ◽

10.1002/chin.200243037 ◽

2010 ◽

Vol 33 (43) ◽

pp. no-no

Author(s):

Rafael Chinchilla ◽

Patricia Mazon ◽

Carmen Najera

Keyword(s):

Amino Acids ◽

Asymmetric Synthesis ◽

Quaternary Ammonium ◽

Phase Transfer ◽

Quaternary Ammonium Salts ◽

Ammonium Salts ◽

Phase Transfer Catalysts

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ChemInform Abstract: Asymmetric Synthesis of Î±-Amino Acids Using Polymer-Supported Cinchona Ammonium Salts as Phase-Transfer Catalysts

ChemInform ◽

10.1002/chin.201001235 ◽

2010 ◽

Vol 41 (1) ◽

pp. no-no

Author(s):

Rafael Chinchilla ◽

Carmen Najera

Keyword(s):

Amino Acids ◽

Asymmetric Synthesis ◽

Phase Transfer ◽

Ammonium Salts ◽

Phase Transfer Catalysts ◽

Polymer Supported

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New dimeric anthracenyl-derived Cinchona quaternary ammonium salts as phase-transfer catalysts for the asymmetric synthesis of α-amino acids

Tetrahedron Asymmetry ◽

10.1016/s0957-4166(02)00211-2 ◽

2002 ◽

Vol 13 (9) ◽

pp. 927-931 ◽

Cited By ~ 53

Author(s):

Rafael Chinchilla ◽

Patricia Mazón ◽

Carmen Nájera

Keyword(s):

Amino Acids ◽

Asymmetric Synthesis ◽

Quaternary Ammonium ◽

Phase Transfer ◽

Quaternary Ammonium Salts ◽

Ammonium Salts ◽

Phase Transfer Catalysts

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Poly(ethylene glycol) Supported Chiral Quaternary Ammonium Salts as Phase-Transfer Catalysts for Catalytic Enantioselective Synthesis of α-Amino Acids

Bulletin of the Korean Chemical Society ◽

10.5012/bkcs.2004.25.3.347 ◽

2004 ◽

Vol 25 (3) ◽

pp. 347-348 ◽

Cited By ~ 5

Keyword(s):

Amino Acids ◽

Ethylene Glycol ◽

Quaternary Ammonium ◽

Phase Transfer ◽

Quaternary Ammonium Salts ◽

Enantioselective Synthesis ◽

Ammonium Salts ◽

Poly Ethylene Glycol ◽

Phase Transfer Catalysts ◽

Poly Ethylene

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Poly(ethylene glycol) Supported Chiral Quaternary Ammonium Salts as Phase-Transfer Catalysts for Catalytic Enantioselective Synthesis of α-Amino Acids.

ChemInform ◽

10.1002/chin.200435183 ◽

2004 ◽

Vol 35 (35) ◽

Author(s):

Dae Young Kim ◽

Sun Chul Huh

Keyword(s):

Amino Acids ◽

Ethylene Glycol ◽

Quaternary Ammonium ◽

Phase Transfer ◽

Quaternary Ammonium Salts ◽

Enantioselective Synthesis ◽

Ammonium Salts ◽

Poly Ethylene Glycol ◽

Phase Transfer Catalysts ◽

Poly Ethylene

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