Optimization of the route to the sap-feeding insecticidal candidate tyclopyrazoflor featuring [3 + 2] cyclization of 3-hydrazinopyridine·2HCl and methyl acrylate is described. The key impurities in ...

BPT propyl ester (propyl 2-(3-cyano-4-(2-methylpropoxy)phenyl)-4-methylthiazole-5-carboxylate) was synthesized, and the solvent effect in the polymorphic crystallization of the BPT propyl ester was ...