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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Dennis H. Evans | Zukhra I. Niazimbetova | A. M. Shestopalov | L. A. Rodinovskaya | A. A. Shestopalov | Yuliya M. Emeliyanova
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