Catalytic and selective conversion of (Z)-2-en-4-ynoic acids to either 2H-pyran-2-ones in the presence of ZnBr2 or (Z)-5-alkylidenefuran-2(5H)-ones in the presence of Ag2CO3-Reference-Cited by-同舟云学术

Catalytic and selective conversion of (Z)-2-en-4-ynoic acids to either 2H-pyran-2-ones in the presence of ZnBr2 or (Z)-5-alkylidenefuran-2(5H)-ones in the presence of Ag2CO3

Published:2002-08 Issue:32 Volume:43 Page:5673-5676
ISSN:0040-4039
Container-title:Tetrahedron Letters
language:en
Short-container-title:Tetrahedron Letters

Author:

Anastasia Luigi,Xu Caiding,Negishi Ei-ichi

Publisher

Elsevier BV

Subject

Organic Chemistry,Drug Discovery,Biochemistry

Reference29 articles.

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2. Efficient Synthesis of Naturally Occurring Ligustilide

3. Selective synthesis of natural and unnatural 5,6-disubstituted 2(2H)-pyranones via iodolactonization of 5-substituted (Z)-2-en-4-ynoic acids

4. A novel route to 6-substituted and 5,6-disubstituted 2-pyrones

5. Pd-catalyzed cross-coupling with alkynylzinc derivatives, see: (a) King, A. O.; Okukado, N.; Negishi, E. J. Chem. Soc., Chem. Commun. 1977, 683;

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