Return to Article Details [3+2] CYCLOADDITION OF DIMETHYL ACETYLENEDICARBOXYLATE, METHYL ACRYLATE, AND ETHYL ACRYLATE TO 4,5-DIHYDRO-5-METHYL-3H-SPIRO[BENZ-2-AZEPINE-3,1'-CYCLOHEXANE] N-OXIDE Download Download PDF