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. 11, 2002
Filed:
Sep. 27, 2001
Applicant:
Inventors:
Sangho Koo, Seoul 135-280, KR;
Hojin Choi, Kyunggi-do, KR;
Minsoo Park, Seoul, KR;
Minkoo Ji, Seoul, KR;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 4/720 ;
U.S. Cl.
CPC ...
C07C 4/720 ;
Abstract
A process for making 2,7-dimethyl-2,4,6-octatrien-1,8-dial starting form an allylic halide is described. The process steps include aldehyde protection, conversion to a sulfide, oxidation to an allylic sulfone followed by a Ramberg-Backlund reaction and hydrolysis.
Koo, Sangho. (2002). Process for preparing 2,7-dimethyl-2,4,6-octatriene-1,8-dial (U.S. Patent No. 6403838). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6403838
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile