New chiral phase-transfer catalysts possessing a 6,6′-bridged ring on the biphenyl unit: application to the synthesis of α,α-dialkyl-α-amino acids

Tetrahedron Letters ◽

10.1016/j.tetlet.2012.04.127 ◽

2012 ◽

Vol 53 (29) ◽

pp. 3739-3741 ◽

Author(s):

Yasushi Kubota ◽

Seiji Shirakawa ◽

Tsutomu Inoue ◽

Keiji Maruoka

Keyword(s):

Amino Acids ◽

Phase Transfer ◽

Chiral Phase ◽

Phase Transfer Catalysts ◽

Chiral Phase Transfer Catalysts

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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 ◽

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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Convenient Preparation of Chiral Phase-Transfer Catalysts with Conformationally Fixed Biphenyl Core for Catalytic Asymmetric Synthesis of α-Alkyl- and α,α-Dialkyl-α-amino Acids: Application to the Short Asymmetric Synthesis of BIRT-377.

10.1002/chin.200741168 ◽

2007 ◽

Vol 38 (41) ◽

Author(s):

Yong-Gang Wang ◽

Mitsuhiro Ueda ◽

Xisheng Wang ◽

Zhenfu Han ◽

Keiji Maruoka

Keyword(s):

Amino Acids ◽

Asymmetric Synthesis ◽

Phase Transfer ◽

Chiral Phase ◽

Phase Transfer Catalysts ◽

Catalytic Asymmetric Synthesis ◽

Chiral Phase Transfer Catalysts ◽

Catalytic Asymmetric ◽

Convenient Preparation

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Calixarene-based chiral phase-transfer catalysts derived from cinchona alkaloids for enantioselective synthesis of α-amino acids

Tetrahedron Asymmetry ◽

10.1016/j.tetasy.2008.02.006 ◽

2008 ◽

Vol 19 (5) ◽

pp. 618-623 ◽

Author(s):

Selahattin Bozkurt ◽

Mustafa Durmaz ◽

Mustafa Yilmaz ◽

Abdulkadir Sirit

Keyword(s):

Amino Acids ◽

Phase Transfer ◽

Cinchona Alkaloids ◽

Enantioselective Synthesis ◽

Chiral Phase ◽

Phase Transfer Catalysts ◽

Chiral Phase Transfer Catalysts

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Cascade reactions of glycine Schiff bases and chiral phase transfer catalysts in the synthesis of α-amino acids 3-substituted phthalides or isoindolinones

RSC Advances ◽

10.1039/c3ra46268d ◽

2014 ◽

Vol 4 (9) ◽

pp. 4239-4246 ◽

Author(s):

Milena Perillo ◽

Antonia Di Mola ◽

Rosanna Filosa ◽

Laura Palombi ◽

Antonio Massa

Keyword(s):

Amino Acids ◽

Schiff Bases ◽

Phase Transfer ◽

Cascade Reactions ◽

Chiral Phase ◽

Phase Transfer Catalysts ◽

Chiral Phase Transfer Catalysts

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Polymeric Chiral Phase-Transfer Catalysts Derived from Cinchona Alkaloids for Enantioselective Synthesis of α-Amino Acids.

10.1002/chin.200746164 ◽

2007 ◽

Vol 38 (46) ◽

Author(s):

Jeong-Hee Lee ◽

Mi-Sook Yoo ◽

Ji-Hee Jung ◽

Sang-sup Jew ◽

Hyeung-geun Park ◽

...

Keyword(s):

Amino Acids ◽

Phase Transfer ◽

Cinchona Alkaloids ◽

Enantioselective Synthesis ◽

Chiral Phase ◽

Phase Transfer Catalysts ◽

Chiral Phase Transfer Catalysts

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ChemInform Abstract: New Chiral Phase-Transfer Catalysts Possessing a 6,6′-Bridged Ring on the Biphenyl Unit: Application to the Synthesis of α,α-Dialkyl-α-amino Acids.

10.1002/chin.201242056 ◽

2012 ◽

Vol 43 (42) ◽

pp. no-no

Author(s):

Yasushi Kubota ◽

Seiji Shirakawa ◽

Tsutomu Inoue ◽

Keiji Maruoka

Keyword(s):

Amino Acids ◽

Phase Transfer ◽

Chiral Phase ◽

Phase Transfer Catalysts ◽

Chiral Phase Transfer Catalysts

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Design ofN-SpiroC2-Symmetric Chiral Quaternary Ammonium Bromides as Novel Chiral Phase-Transfer Catalysts: Synthesis and Application to Practical Asymmetric Synthesis of α-Amino Acids

Journal of the American Chemical Society ◽

10.1021/ja021244h ◽

2003 ◽

Vol 125 (17) ◽

pp. 5139-5151 ◽

Author(s):

Takashi Ooi ◽

Minoru Kameda ◽

Keiji Maruoka

Keyword(s):

Amino Acids ◽

Asymmetric Synthesis ◽

Quaternary Ammonium ◽

Phase Transfer ◽

Chiral Phase ◽

Phase Transfer Catalysts ◽

Chiral Phase Transfer Catalysts

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Chiral Phase-transfer Catalysts Bearing Multiple Hydrogen-bonding Donors Derived from Amino Acids: Efficient Catalysts for Diastereo- and Enantioselective Nitro-Mannich Reaction

Chemical Research in Chinese Universities ◽

10.1007/s40242-018-8005-5 ◽

2018 ◽

Vol 34 (3) ◽

pp. 333-337

Author(s):

Yu Liu ◽

Zhonglin Wei ◽

Yuxin Liu ◽

Jingdong Wang ◽

Jungang Cao ◽

...

Keyword(s):

Amino Acids ◽

Hydrogen Bonding ◽

Mannich Reaction ◽

Phase Transfer ◽

Chiral Phase ◽

Phase Transfer Catalysts ◽

Chiral Phase Transfer Catalysts ◽

Multiple Hydrogen Bonding

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Powerful Chiral Phase-Transfer Catalysts for the Asymmetric Synthesis of ?-Alkyl- and ?,?-Dialkyl-?-amino Acids

Angewandte Chemie International Edition ◽

10.1002/anie.200462257 ◽

2005 ◽

Vol 44 (10) ◽

pp. 1549-1551 ◽

Author(s):

Masanori Kitamura ◽

Seiji Shirakawa ◽

Keiji Maruoka

Keyword(s):

Amino Acids ◽

Asymmetric Synthesis ◽

Phase Transfer ◽

Chiral Phase ◽

Phase Transfer Catalysts ◽

Chiral Phase Transfer Catalysts ◽

Dialkyl Amino Acids

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ChemInform Abstract: Cascade Reactions of Glycine Schiff Bases and Chiral Phase Transfer Catalysts in the Synthesis of α-Amino Acids 3-Substituted Phthalides or Isoindolinones.

10.1002/chin.201439112 ◽

2014 ◽

Vol 45 (39) ◽

pp. no-no

Author(s):

Milena Perillo ◽

Antonia Di Mola ◽

Rosanna Filosa ◽

Laura Palombi ◽

Antonio Massa

Keyword(s):

Amino Acids ◽

Schiff Bases ◽

Phase Transfer ◽

Cascade Reactions ◽

Chiral Phase ◽

Phase Transfer Catalysts ◽

Chiral Phase Transfer Catalysts

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