2-(3-Methylcinnamylhydrazono)propionate 88333-74-8 BM 42,304 BM 42304 MCHP Propanoic acid, 2-((2-methyl-3-phenyl-2-propenyl)hydrazono)-, (?,E)- Propanoic acid, 2-((3-phenyl-2-butenyl)hydrazono)-