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:
Mar. 01, 2022
Filed:
Dec. 06, 2018
Mitsubishi Gas Chemical Company, Inc., Chiyoda-ku, JP;
Hideyuki Sato, Niigata, JP;
Ryuji Hasemi, Niigata, JP;
MITSUBISHI GAS CHEMICAL COMPANY, INC., Chiyoda-ku, JP;
Abstract
Provided is a method for producing a diol represented by Formula (1), the method including using water as a solvent to carry out a cyclodehydration reaction of a 1,4-cyclohexanedione derivative represented by Formula (2) with a triol represented by Formula (3) to produce a diol represented by Formula (1). In Formula (1), Rand Reach independently denote a hydrocarbon group, and Reach independently denotes a hydrogen atom, a heteroatom-containing group, a halogen atom-containing group, a linear alkyl group having from 1 to 6 carbon atoms, a branched alkyl group having from 3 to 6 carbon atoms, or a group including an aryl group and having from 6 to 12 carbon atoms.