Preparation of New Nitrogen-Bridged Heterocycles. XXXI. Cyclization Aptitudes of 2-Acylmethylthio-3-cyanoindolizines Having a Cyano or an Ester Group at the 1-Position.
Preparation of New Nitrogen-Bridged Heterocycles. XXXI. Cyclization Aptitudes of 2-Acylmethylthio-3-cyanoindolizines Having a Cyano or an Ester Group at the 1-Position.