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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.:

US 11352312 B1

PDFFull Text
Date of Patent:
Jun. 07, 2022

Filed:

Jul. 16, 2020

Diester compound having a dimethylcyclobutane ring, a process for preparing the same, and a process for preparing dimethylcyclobutane compound derived from the diester compound

Applicant:

Shin-etsu Chemical Co., Ltd., Tokyo, JP;

Inventors:

Naoki Ishibashi, Niigata, JP;

Yusuke Nagae, Niigata, JP;

Takeshi Kinsho, Niigata, JP;

Assignee:

Shin-Etsu Chemical Co., Ltd., Tokyo, JP;

Attorney:

Myers Bigel, P.A.

Primary Examiner:

Ana Z Muresan

Int. Cl.
CPC ...
C07C 67/42 (2006.01); C07C 67/10 (2006.01); C07C 67/14 (2006.01); C07C 67/40 (2006.01); C07C 69/74 (2006.01); C07C 17/013 (2006.01); C07C 29/147 (2006.01); C07C 29/62 (2006.01);
U.S. Cl.
CPC ...
C07C 67/42 (2013.01); C07C 17/013 (2013.01); C07C 29/147 (2013.01); C07C 29/62 (2013.01); C07C 67/10 (2013.01); C07C 67/14 (2013.01); C07C 67/40 (2013.01); C07C 69/74 (2013.01); C07C 2601/04 (2017.05);
Abstract

The present invention provides a process for preparing a diester compound of the following general formula (1), having a dimethylcyclobutane ring, wherein Rand Rrepresent, independently of each other, a monovalent hydrocarbon group having 1 to 10 carbon atoms, the process comprising reacting a dimethylcyclobutanone compound of the following general formula (2), wherein Ris as defined above, with a phosphonic ester compound of the following general formula (3), wherein Rand Rrepresent, independently of each other, a monovalent hydrocarbon group having 1 to 10 carbon atoms, to produce the diester compound (1), having a dimethylcyclobutane ring.

Find Patent Forward Citations

Ishibashi, Naoki. (2022). Diester compound having a dimethylcyclobutane ring, a process for preparing the same, and a process for preparing dimethylcyclobutane compound derived from the diester compound (U.S. Patent No. 11352312). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11352312

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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