The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 20, 2020
Filed:
Jan. 26, 2018
Kuraray Co., Ltd., Kurashiki-shi, JP;
Yutaka Suzuki, Chiyoda-ku, JP;
Masaki Shimizu, Kamisu, JP;
KURARAY CO., LTD., Kurashiki-shi, JP;
Abstract
A method for producing a γ,δ-unsaturated alcohol of formula (2): wherein Rto Reach independently represent a hydrogen atom, an alkyl group having 1 to 10 carbon atoms and optionally substituted with a hydroxy group, an alkenyl group having 2 to 10 carbon atoms and optionally substituted with a hydroxy group, or an aryl group having 6 to 12 carbon atoms and optionally substituted with a hydroxy group, provided that Rand Rmay bond to each other to form a ring, through a reaction of an α-olefin of formula (1) and formaldehyde under a heating condition: the method including a step of bringing the α-olefin into contact with an aqueous formaldehyde solution in the presence of an alcohol having 3 to 10 carbon atoms, with the aqueous formaldehyde solution being subjected to preheating at 30 to 220° C. before the step.