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:
Apr. 18, 2023
Filed:
May. 24, 2022
Shin-etsu Chemical Co., Ltd., Tokyo, JP;
Takeshi Kinsho, Joetsu, JP;
Yusuke Nagae, Joetsu, JP;
Shogo Tsukaguchi, Joetsu, JP;
Yasuhiko Kutsuwada, Joetsu, JP;
Tatsuya Hojo, Joetsu, JP;
Takeru Watanabe, Joetsu, JP;
Shin-Etsu Chemical Co., Ltd., Tokyo, JP;
Abstract
The present invention provides a process for preparing 2-methyl-N-(2'-methylbutyl) butanamide of the following formula (1):the process comprising: subjecting an α-arylethyl-2-methylbutylamine compound of the following general formula (2): wherein Ar represents a substituted or unsubstituted aryl group having 6 to 20 carbon atoms, to N-2-methylbutyrylation to form an N-α-arylethyl-2-methyl-N-(2′-methylbutyl)butanamide compound of the following general formula (3): wherein Ar is as defined above, and removing the α-arylethyl group of the resulting compound (3) to form 2-methyl-N-(2′ -methylbutyl)butanamide (1).