Sumitomo Chemical Company, Limited

Masashi Takimoto

Yoshio Onogawa

Tomonori Yamaoka

Masaji Hirota

Mitsunobu Kawamura

A process for obtaining an industrially useful 2-chloromethylbenzaldehyde-containing liquid composition at a high yield is provided. More specifically, a process for producing 2-chloromethylbenzaldehyde comprising step (A) of mixing 1-dichloromethyl-2-chloromethylbenzene and sulfuric acid having a concentration of 84.5% by weight or more; and step (B) of mixing a mixture obtained in step (A) and water is provided.

Method for producing 2-chloromethylbenzaldehyde, 2-chloromethylbenzaldehyde-containing composition, and method for storing same

A new process for producing a 2-(aryloxymethyl)benzaldehyde compound and the like are provided. More particularly, a process for producing a 2-(aryloxymethyl)benzaldehyde compound represented by formula (4) comprising step (A) of hydrolyzing a compound represented by the following formula (1); and step (B) of reacting a compound represented by formula (2) obtained in step (A) and a compound represented by formula (3) or a salt thereof is provided; in formulae, X, Xand Xeach represent independently a chlorine atom, a bromine atom or an iodine atom, Q, Q, Qand Qeach represent independently a hydrogen atom or a halogen atom, and Ar represents a phenyl group optionally having a substituent).

Method for producing 2-(aryloxymethyl) benzaldehyde compound

A new process capable of producing a 2-(aryloxymethyl)benzaldehyde compound is provided. More particularly, a process for producing a 2-(aryloxymethyl)benzaldehyde compound represented by formula (2) comprising a step of hydrolyzing a compound represented by following formula (1); wherein Xand Xeach represent independently a chlorine atom, a bromine atom or an iodine atom, Q, Q, Qand Qeach represent independently a hydrogen atom or a halogen atom, and Ar represents a phenyl group optionally having a substituent.

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Shizuoka, Japan

Masashi Takimoto