2,4-Bis(phenylmethoxy)-beta-(3,4-dimethoxyphenyl)-gamma-oxohydrocinnamaldehyde 40321-74-2 Benzenepropanal, beta-(3,4-dimethoxyphenyl)-gamma-oxo-2,4-bis(phenylmethoxy)- Hydrocinnamaldehyde, 2,4-bis(phenylmethoxy)-alpha-(3,4-dimethoxyphenyl)-beta-oxo- Hydrocinnamaldehyde, 2,4-bis(phenylmethoxy)-beta-(3,4-dimethoxyphenyl)-gamma-oxo-