PROCESS FOR PRODUCTION OF BENZALDEHYDE COMPOUND

摘要

A benzaldehyde acetal compound of formula (3):
(wherein Q represents a hydrogen atom or a halogen atom, Ar represents a phenyl group optionally substituted with at least one selected from the group consisting of alkyl groups having 1 to 4 carbon atoms and halogen atoms, and R represents an alkyl group having 1 to 4 carbon atoms).