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:
Aug. 16, 2022
Filed:
Sep. 30, 2021
Shin-etsu Chemical Co., Ltd., Tokyo, JP;
Shin-Etsu Chemical Co., Ltd., Tokyo, JP;
Abstract
The present invention provides a process for preparing a terminal conjugated alkadienal compound of the following general formula (5):CH═CHCH═CH(CH)CHO   (5)wherein 'a' represents an integer of 1 to 15, from a dialkoxyalkenyl alkoxymethyl ether compound of the following general formula (1):RCHOCHOCHCHCH═CH(CH)CH(OR)(OR)   (1)wherein Rrepresents a hydrogen atom, an n-alkyl group having 1 to 9 carbon atoms, or a phenyl group, Rand Rrepresent, independently of each other, a monovalent hydrocarbon group having 1 to 15 carbon atoms, or Rand Rmay form together a divalent hydrocarbon group, R-R, having 2 to 10 carbon atoms, and 'a' is as defined above.