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Cross-condensation of derivatives of cyanoacetic acid and carbonyl compounds. Part 1: Single-stage synthesis of 1'-substituted 6-amino-spiro-4-(piperidine-4')-2H,4H-pyrano[2,3-c]pyrazole-5-carbonitriles

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Keywords: Michael adduct; piperidinone; pyran; pyranopyrazole; pyrazole; spiro compounds

Document Type: Research Article

DOI: http://dx.doi.org/10.1016/S0040-4020(03)01178-5

Affiliations: Department of Chemistry and Biochemistry, University of Delaware, 19716 , Newark, DE, USA

Publication date: September 15, 2003



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