Producing method for 4-isopropyl-3-methylphenol
AssigneeOsaka Kasei Co., Ltd.
InventorsYoshihiko Taguchi, Yasushi Yamagami, Noriko Furukawa, Masaru Tobinaga
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Abstract
The main object of the present invention is to provide a producing method for a 4-isopropyl-3-methylphenol which may be selectively produced, easily refined, and with less odor and coloration. The present invention achieves the object by providing a producing method for a 4-isopropyl-3-methylphenol characterized in that a 4-halogenated-3-methylphenol or a phenol derivative thereof is reacted with an isopropyl metal compound under presence of a catalyst and a solvent.
Claims8
A producing method for a 4-isopropyl-3-methylphenol, wherein a 4-halogenated-3-methylphenol is reacted with an isopropyl metal compound under presence of a catalyst, a ligand and a solvent;
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- the ligand is one kind or a mixture of two or more kinds selected from 2-dicyclohexylphosphino-2′,6′-diisopropoxybiphenyl, 2-dicyclohexylphosphino-2′,6′-dimethoxybiphenyl, and 2-dicyclohexylphosphino-2′,4′,6′-triisopropylbiphenyl.
Dependencies are inferred from the claim text.