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. 30, 1976
Filed:
Mar. 28, 1974
Applicant:
Inventors:
Masanao Matsui, Tokyo, JA;
Fukashi Horiuchi, Kawanishi, JA;
Hajime Hirai, Nishinomiya, JA;
Nobushige Itaya, Nishinomiya, JA;
Assignee:
Sumitomo Chemical Company, Limited, Osaka, JA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
2605 / ; 2604 / ; 2605 / ;
Abstract
The present invention relates to a process for preparing allethrolone which involves hydrolyzing 2-allyl-4-hydroxy-3-methyl-2-cyclopentenone acid phthalate represented by the formula ##SPC1## In water or an aqueous solvent with or without a base of less than a small excess of the equivalent.
Quick Actions:
Matsui, Masanao. (1976). Preparation of optically active allethrorone via allethronyl acid (U.S. Patent No. 3947519). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/3947519
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile