Synthesis and reactions of Biginelli-compounds. Part 14.1 A rhodium-induced cyclization–cycloaddition sequence for the construction of conformationally rigid calcium channel modulators of the dihydropyrimidine type
Synthesis and reactions of Biginelli-compounds. Part 14.1 A rhodium-induced cyclization–cycloaddition sequence for the construction of conformationally rigid calcium channel modulators of the dihydropyrimidine type