ChemInform Abstract: Reactions of 4,6-Bis(acetyl)resorcinol with Alkoxycarbonylalkylidene( triphenyl)phosphoranes. Preparation of Coumarin Derivatives

Autor:	C. Bezergiannidou-Balouktsi, Konstantinos E. Litinas, Konstantina C. Fylaktakidou, Demetrios N. Nicolaides
Rok vydání:	2010
Předmět:	chemistry.chemical_classification chemistry.chemical_compound chemistry Ylide Yield (chemistry) Organic chemistry General Medicine Resorcinol Coumarin
Zdroj:	ChemInform. 26
ISSN:	0931-7597
DOI:	10.1002/chin.199511155
Popis:	Reaction of compound 1 with ylide 2a affords compounds 3a, 3b and coumarins 4a, 5a, 5b, 6a in 77% total yield. Reaction of 1 with ylide 2b affords coumarin 4b. The acetylderivatives obtained, react further with ylides 2a-c to give pyrano[3,2-g]chromene-2,8-diones 6b-d.
Databáze:	OpenAIRE
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