Stereoselective Synthesis of Tetraalkyl Cyclobutene-1,2,3,4-tetracarboxylates. Synthesis of Tetraalkyl (Z,Z)-Buta-1,3-diene-1,2,3,4-tetracarboxylates

Journal of Chemical Research ◽

10.1177/174751989902300829 ◽

1999 ◽

Vol 23 (8) ◽

pp. 512-513

Author(s):

Issa Yavari ◽

Farahnaz Nourmohammadian

Keyword(s):

Ring Opening ◽

Wittig Reaction ◽

Stereoselective Synthesis ◽

Intramolecular Wittig Reaction ◽

Ring Opening Reactions ◽

Boiling Toluene

Tetraalkyl cyclobutene-1,2,3,4-tetracarboxylates, prepared by intramolecular Wittig reaction between a vinylphosphonium salt and diethyl 2-oxobutanedioate, undergo electrocyclic ring-opening reactions, in boiling toluene, to produce highly electron-deficient 1,3-dienes.

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A stereoselective synthesis of (Z)- and (E)-trifluoromethylated .alpha.,.beta.-unsaturated esters via intramolecular Wittig reaction

The Journal of Organic Chemistry ◽

10.1021/jo00069a014 ◽

1993 ◽

Vol 58 (17) ◽

pp. 4564-4566 ◽

Author(s):

Yanchang Shen ◽

Shu Gao

Keyword(s):

Wittig Reaction ◽

Stereoselective Synthesis ◽

Unsaturated Esters ◽

Intramolecular Wittig Reaction ◽

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ChemInform Abstract: Stereoselective Synthesis of Tri- and Tetrasubstituted Alkenes by Iron-Catalyzed Carbometalation Ring-Opening Reactions of Cyclopropenes.

10.1002/chin.200902054 ◽

2009 ◽

Vol 40 (2) ◽

Author(s):

Yi Wang ◽

Euan A. F. Fordyce ◽

Fung Yan Chen ◽

Hon Wai Lam

Keyword(s):

Ring Opening ◽

Stereoselective Synthesis ◽

Ring Opening Reactions

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Stereoselective Synthesis of Tri- and Tetrasubstituted Alkenes by Iron-Catalyzed Carbometalation Ring-Opening Reactions of Cyclopropenes

Angewandte Chemie ◽

10.1002/ange.200802391 ◽

2008 ◽

Vol 120 (38) ◽

pp. 7460-7463 ◽

Author(s):

Yi Wang ◽

Euan A. F. Fordyce ◽

Fung Yan Chen ◽

Hon Wai Lam

Keyword(s):

Ring Opening ◽

Stereoselective Synthesis ◽

Ring Opening Reactions

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Base-Mediated Ring-Opening Reactions of Episulfones to give Alkenylsulfinates: A Stereoselective Synthesis of Alkenyl Sulfones

Synlett ◽

10.1055/s-1996-5322 ◽

1996 ◽

Vol 1996 (01) ◽

pp. 27-28 ◽

Author(s):

Allan P. Dishington ◽

Adriano B. Muccioli ◽

Nigel S. Simpkins

Keyword(s):

Ring Opening ◽

Stereoselective Synthesis ◽

Ring Opening Reactions

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Stereoselective synthesis of allyl and homoallyl alcohols by the ring opening reactions of 2-(2-phenylthiocyclobutyl)oxiranes and oxetanes

Tetrahedron Letters ◽

10.1016/0040-4039(95)01815-y ◽

1995 ◽

Vol 36 (46) ◽

pp. 8435-8438 ◽

Author(s):

Tooru Fujiwara ◽

Yumiko Tsuruta ◽

Takeshi Takeda

Keyword(s):

Ring Opening ◽

Stereoselective Synthesis ◽

Ring Opening Reactions

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Stereoselective Synthesis of Tri- and Tetrasubstituted Alkenes by Iron-Catalyzed Carbometalation Ring-Opening Reactions of Cyclopropenes

Angewandte Chemie International Edition ◽

10.1002/anie.200802391 ◽

2008 ◽

Vol 47 (38) ◽

pp. 7350-7353 ◽

Author(s):

Yi Wang ◽

Euan A. F. Fordyce ◽

Fung Yan Chen ◽

Hon Wai Lam

Keyword(s):

Ring Opening ◽

Stereoselective Synthesis ◽

Ring Opening Reactions

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Regiospecific ring-opening reactions of β-aziridinyl α,β-enoates with acids: application to the stereoselective synthesis of a couple of diastereoisomeric (E )-alkene dipeptide isosteres from a single β-aziridinyl α,β-enoate and to the convenient preparation of amino alcohols bearing α,β-unsaturated ester groups

Journal of the Chemical Society Perkin Transactions 1 ◽

10.1039/a904671b ◽

1999 ◽

pp. 2983-2996 ◽

Author(s):

Hirokazu Tamamura ◽

Masaki Yamashita ◽

Yutaka Nakajima ◽

Kyoko Sakano ◽

Akira Otaka ◽

...

Keyword(s):

Ring Opening ◽

Stereoselective Synthesis ◽

Amino Alcohols ◽

Unsaturated Ester ◽

Ring Opening Reactions ◽

Alkene Dipeptide Isosteres ◽

Convenient Preparation

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Regiospecific ring-opening reactions of aziridines bearing an α,β-unsaturated ester group with trifluoroacetic acid or methanesulfonic acid: application to the stereoselective synthesis of (E)-alkene dipeptide isosteres

Chemical Communications ◽

10.1039/a706027k ◽

1997 ◽

pp. 2327-2328 ◽

Author(s):

Hirokazu Tamamura

Keyword(s):

Trifluoroacetic Acid ◽

Ring Opening ◽

Stereoselective Synthesis ◽

Methanesulfonic Acid ◽

Ester Group ◽

Unsaturated Ester ◽

Ring Opening Reactions ◽

Alkene Dipeptide Isosteres

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ChemInform Abstract: Regiospecific Ring-Opening Reactions of β-Aziridinyl α,β-Enoates with Acids: Application to the Stereoselective Synthesis of a Couple of Diastereoisomeric (E)-Alkene Dipeptide Isosteres from a Single β-Aziridinyl α,β-Enoate and to the

10.1002/chin.200005217 ◽

2010 ◽

Vol 31 (5) ◽

pp. no-no

Author(s):

Hirokazu Tamamura ◽

Masaki Yamashita ◽

Yutaka Nakajima ◽

Kyoko Sakano ◽

Akira Otaka ◽

...

Keyword(s):

Ring Opening ◽

Stereoselective Synthesis ◽

Ring Opening Reactions ◽

Alkene Dipeptide Isosteres

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ChemInform Abstract: Regiospecific Ring-Opening Reactions of Aziridines Bearing an α,β-Unsaturated Ester Group with Trifluoroacetic Acid or Methanesulfonic Acid: Application to the Stereoselective Synthesis of (E)-Alkene Dipeptide Isosteres.

10.1002/chin.199815204 ◽

2010 ◽

Vol 29 (15) ◽

pp. no-no

Author(s):

H. TAMAMURA ◽

M. YAMASHITA ◽

H. MURAMATSU ◽

H. OHNO ◽

T. IBUKA ◽

...

Keyword(s):

Trifluoroacetic Acid ◽

Ring Opening ◽

Stereoselective Synthesis ◽

Methanesulfonic Acid ◽

Ester Group ◽

Unsaturated Ester ◽

Ring Opening Reactions ◽

Alkene Dipeptide Isosteres

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