Easy and practical approach to access multifunctional cylcopentadiene- and cyclopentene-spirooxindoles via [3+2] annulation

TitleEasy and practical approach to access multifunctional cylcopentadiene- and cyclopentene-spirooxindoles via [3+2] annulation
Publication TypeJournal Article
Year of Publication2021
AuthorsWarghude, PK, Sabale, AS, Dixit, R, Vanka, K, Bhat, RG
JournalOrganic & Biomolecular Chemistry
Volume19
Issue19
Pagination4338-4345
Date PublishedMAY
Type of ArticleArticle
ISSN1477-0520
Abstract

A highly regioselective [3 + 2] annulation of Morita-Baylis-Hillman (MBH) carbonates of isatin with aurone/thioaurone is developed. Spiroheterocycles such as spirooxindole cyclopentadiene and spirooxindole fused hydroxy cyclopentene derivatives are constructed in one pot by exploring the reactivity of Lewis bases. Combined experimental and density functional theory (DFT) calculations offered an insight into the reaction mechanism.

DOI10.1039/d1ob00514f, Early Access Date = APR 2021
Type of Journal (Indian or Foreign)

Foreign

Impact Factor (IF)3.876
Divison category: 
Physical and Materials Chemistry

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