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:
Jun. 27, 2023
Filed:
Nov. 23, 2022
Applicant:
Shin-etsu Chemical Co., Ltd., Tokyo, JP;
Inventors:
Assignee:
Shin-Etsu Chemical Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 5/44 (2006.01);
U.S. Cl.
CPC ...
C07C 5/44 (2013.01);
Abstract
The present invention relates to a process for preparing a 3,7-dimethylalkane compound (3): wherein n is 5 or 6, the process comprising: subjecting a nucleophilic reagent, 2,6-dimethyloctyl compound (1): wherein Mrepresents Li, Mg Z, CuZ, or CuLiZ, wherein Zrepresents a halogen atom or a 2,6-dimethyloctyl group, to a coupling reaction with an electrophilic alkyl reagent (2): wherein Xrepresents a halogen atom or a p-toluenesulfonate group, and 'n' is as defined above, to form the 3,7-dimethylalkane compound (3).