VINYLPHOSPHONIUM SALT MEDIATED STEREOSELECTIVE SYNTHESIS OF CYCLOBUTENE DERIVATIVES - A FACILE ROUTE TO HIGHLY ELECTRON-DEFICIENT 1,3-DIENES

Authors
YAVARI I SAMZADEHKERMANI AR
Citation
I. Yavari et Ar. Samzadehkermani, VINYLPHOSPHONIUM SALT MEDIATED STEREOSELECTIVE SYNTHESIS OF CYCLOBUTENE DERIVATIVES - A FACILE ROUTE TO HIGHLY ELECTRON-DEFICIENT 1,3-DIENES, Tetrahedron letters, 39(35), 1998, pp. 6343-6344
Citations number
5
Categorie Soggetti
Chemistry Inorganic & Nuclear
Journal title
Tetrahedron letters → ACNP
ISSN journal
00404039
Volume
39
Issue
35
Year of publication
1998
Pages
6343 - 6344
Database
ISI
SICI code
0040-4039(1998)39:35<6343:VSMSSO>2.0.ZU;2-J
Abstract
Ethyl 4-aryl-2,4-dioxobutanoates undergo stereoselective intramolecula r Wittig reaction with a vinyltriphenylphosphonium salt to yield cyclo butene derivatives, which undergo electrocyclic ring-opening reactions in boiling toluene to produce highly electron-deficient 1,3-dienes. ( C) 1998 Elsevier Science Ltd. All rights reserved.