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One pot four-component reaction for the efficient synthesis of spiro[indoline-3,4′-pyrano[2,3-c]pyrazole]-3′-carboxylate derivatives

✍ Scribed by Pal, Suman; Khan, Md. Nasim; Karamthulla, Shaik; Abbas, Sk Jahir; Choudhury, Lokman H.

Book ID: 120622105
Publisher: Elsevier Science
Year: 2013
Tongue: French
Weight: 979 KB
Volume: 54
Category: Article
ISSN: 0040-4039
DOI: 10.1016/j.tetlet.2013.07.117

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## Abstract magnified image A novel, clean, one‐pot and three‐component synthesis of new spiro[chromeno[2,3‐__d__]pyrimidine‐5,3′‐indoline]‐2′,6(7__H__)‐diones and spiro[chromeno[2,3‐__c__]pyrazole‐4,3′‐indoline]‐2′,5(6__H__)‐diones via cyclo‐condensation reaction of isatins, 1,3‐cyclohexadiones, a

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## Abstract ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 200 leading journals. To access a ChemInform Abstract of an article which was published elsewhere, please select a “Full Text” option. The original article is trackable v