Patent ID: 7851659
Filing Date: 2010-12-14
Classification: C07C

Abstract:
1. A method for producing a benzaldehyde compound represented by the formula (2): wherein Q 1 and Q 2 each independently represent a hydrogen atom; an alkyl group which may be substituted with at least one group selected from the group consisting of an alkoxy group, an alkylthio group, an aryloxy group, an arylthio group, an alkanesulfonyl group which may be substituted with a halogen atom, a benzenesulfonyl group which may be substituted with a nitro group or an alkyl group, and a dialkylamino group which may be substituted with a phenyl group; an alkoxy group which may be substituted with at least one halogen atom; an acyloxy group; an alkanesulfonyloxy group which may be substituted with at least one halogen atom; a benzenesulfonyloxy group which may be substituted with at least one group selected from the group consisting of a nitro group and an alkyl group; a trialkylsilyloxy group; or an aryloxy group which may be substituted with at least one selected from the group consisting of an alkoxy group and a halogen atom, comprising reacting a compound represented by the formula (1): wherein X represents a fluorine atom, a chlorine atom or a bromine atom, and Q 1 and Q 2 are respectively the same meaning as above, with a secondary nitroalkane and a base in the presence of an alkali metal iodide.