Phase-transfer catalysed asymmetric synthesis of α-chiral tetrasubstituted α-aminothioesters

Organic & Biomolecular Chemistry ◽

10.1039/d1ob00829c ◽

2021 ◽

Author(s):

Yasushi Yoshida ◽

Reina Kasuya ◽

Takashi Mino ◽

Masami Sakamoto

Keyword(s):

Asymmetric Synthesis ◽

Organic Synthesis ◽

Phase Transfer ◽

Catalytic Asymmetric Synthesis ◽

Catalytic Asymmetric

The chiral amino thioester is an important scaffold owing to their wide utilities in organic synthesis and biosynthesis. Despite their usefulness, their asymmetric synthesis, especially the catalytic asymmetric synthesis of...

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Development of a Recyclable Fluorous Chiral Phase-Transfer Catalyst: Application to the Catalytic Asymmetric Synthesis of α-Amino Acids.

ChemInform ◽

10.1002/chin.200435186 ◽

2004 ◽

Vol 35 (35) ◽

Author(s):

Seiji Shirakawa ◽

Youhei Tanaka ◽

Keiji Maruoka

Keyword(s):

Amino Acids ◽

Asymmetric Synthesis ◽

Phase Transfer ◽

Phase Transfer Catalyst ◽

Chiral Phase ◽

Catalytic Asymmetric Synthesis ◽

Catalytic Asymmetric

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ChemInform Abstract: Catalytic Asymmetric Synthesis of Isoxazoline-N-oxides Through Conjugate Addition-Cyclization under Phase-Transfer Conditions.

ChemInform ◽

10.1002/chin.201206119 ◽

2012 ◽

Vol 43 (6) ◽

pp. no-no

Author(s):

Taichi Kano ◽

Akihiro Yamamoto ◽

Sunhwa Song ◽

Keiji Maruoka

Keyword(s):

Asymmetric Synthesis ◽

Phase Transfer ◽

Conjugate Addition ◽

Catalytic Asymmetric Synthesis ◽

Catalytic Asymmetric

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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.

ChemInform ◽

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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Convenient preparation of highly active phase-transfer catalyst for catalytic asymmetric synthesis of α-alkyl- and α,α-dialkyl-α-amino acids: application to the short asymmetric synthesis of BIRT-377

Tetrahedron Letters ◽

10.1016/j.tetlet.2005.09.185 ◽

2005 ◽

Vol 46 (49) ◽

pp. 8555-8558 ◽

Cited By ~ 37

Author(s):

Zhenfu Han ◽

Yukako Yamaguchi ◽

Masanori Kitamura ◽

Keiji Maruoka

Keyword(s):

Amino Acids ◽

Asymmetric Synthesis ◽

Phase Transfer ◽

Active Phase ◽

Phase Transfer Catalyst ◽

Catalytic Asymmetric Synthesis ◽

Highly Active ◽

Catalytic Asymmetric ◽

Convenient Preparation

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Convenient Preparation of Highly Active Phase-Transfer Catalyst for Catalytic Asymmetric Synthesis of α-Alkyl- and α,α-Dialkyl-α-amino Acids: Application to the Short Asymmetric Synthesis of BIRT-377.

ChemInform ◽

10.1002/chin.200612197 ◽

2006 ◽

Vol 37 (12) ◽

Author(s):

Zhenfu Han ◽

Yukako Yamaguchi ◽

Masanori Kitamura ◽

Keiji Maruoka

Keyword(s):

Amino Acids ◽

Asymmetric Synthesis ◽

Phase Transfer ◽

Active Phase ◽

Phase Transfer Catalyst ◽

Catalytic Asymmetric Synthesis ◽

Highly Active ◽

Catalytic Asymmetric ◽

Convenient Preparation

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ChemInform Abstract: Catalytic Asymmetric Synthesis of Axially Chiral o-Iodoanilides by Phase-Transfer Catalyzed Alkylations.

ChemInform ◽

10.1002/chin.201223082 ◽

2012 ◽

Vol 43 (23) ◽

pp. no-no

Author(s):

Seiji Shirakawa ◽

Kun Liu ◽

Keiji Maruoka

Keyword(s):

Asymmetric Synthesis ◽

Phase Transfer ◽

Catalytic Asymmetric Synthesis ◽

Axially Chiral ◽

Catalytic Asymmetric

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ChemInform Abstract: Distinct Advantage of the in situ Generation of Quaternary Ammonium Fluorides under Phase-Transfer Conditions Toward Catalytic Asymmetric Synthesis.

ChemInform ◽

10.1002/chin.200134079 ◽

2010 ◽

Vol 32 (34) ◽

pp. no-no

Author(s):

Takashi Ooi ◽

Kanae Doda ◽

Keiji Maruoka

Keyword(s):

Asymmetric Synthesis ◽

Quaternary Ammonium ◽

Phase Transfer ◽

Distinct Advantage ◽

Catalytic Asymmetric Synthesis ◽

In Situ Generation ◽

Catalytic Asymmetric

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Catalytic Asymmetric Synthesis of 3-Substituted Proline Derivatives by Using Phase-Transfer-Catalyzed Conjugate Addition

Asian Journal of Organic Chemistry ◽

10.1002/ajoc.201200039 ◽

2012 ◽

Vol 1 (2) ◽

pp. 180-186 ◽

Cited By ~ 13

Author(s):

Yan Liu ◽

Asuka Usui ◽

Seiji Shirakawa ◽

Keiji Maruoka

Keyword(s):

Asymmetric Synthesis ◽

Phase Transfer ◽

Conjugate Addition ◽

Catalytic Asymmetric Synthesis ◽

Catalytic Asymmetric ◽

Proline Derivatives

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Catalytic Asymmetric Synthesis of Axially Chiral o-Iodoanilides by Phase-Transfer Catalyzed Alkylations

Journal of the American Chemical Society ◽

10.1021/ja211069f ◽

2011 ◽

Vol 134 (2) ◽

pp. 916-919 ◽

Cited By ~ 97

Author(s):

Seiji Shirakawa ◽

Kun Liu ◽

Keiji Maruoka

Keyword(s):

Asymmetric Synthesis ◽

Phase Transfer ◽

Catalytic Asymmetric Synthesis ◽

Axially Chiral ◽

Catalytic Asymmetric

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Catalytic Asymmetric Synthesis of 3,3′-Diaryloxindoles as Triarylmethanes with a Chiral All-Carbon Quaternary Center: Phase-Transfer-Catalyzed SNAr Reaction

Angewandte Chemie ◽

10.1002/ange.201403046 ◽

2014 ◽

Vol 126 (24) ◽

pp. 6334-6337 ◽

Cited By ~ 31

Author(s):

Seiji Shirakawa ◽

Kenta Koga ◽

Takashi Tokuda ◽

Kenichiro Yamamoto ◽

Keiji Maruoka

Keyword(s):

Asymmetric Synthesis ◽

Phase Transfer ◽

Catalytic Asymmetric Synthesis ◽

Quaternary Center ◽

Snar Reaction ◽

Catalytic Asymmetric

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