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. 24, 2014
Filed:
Aug. 13, 2012
Applicants:
Kimihiko Goto, Yokohama, JP;
Kazumi Yamamoto, Kamakura, JP;
Masayo Sakai, Yokohama, JP;
Masaaki Mitomi, Yokosuka, JP;
Takashi Ando, Yokohama, JP;
Inventors:
Kimihiko Goto, Yokohama, JP;
Kazumi Yamamoto, Kamakura, JP;
Masayo Sakai, Yokohama, JP;
Masaaki Mitomi, Yokosuka, JP;
Takashi Ando, Yokohama, JP;
Assignee:
BASF SE, Ludwigshafen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 493/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
A process for producing compound C represented by formula C is disclosed: wherein R' represents substituent groups as described herein. The process can produce pyripyropene derivatives that have acyloxy groups at the 1- and 11-positions and a hydroxyl group at the 7-position and are useful as insect pest control agents at a high yield.