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:
Jul. 12, 2005
Filed:
Mar. 11, 2004
Applicants:
Satoru Nose, Arai, JP;
Kieko Sano, Himeji, JP;
Syu-ichi Yamagiwa, Matsudo, JP;
Takeshi Hamatani, Arai, JP;
Inventors:
Satoru Nose, Arai, JP;
Kieko Sano, Himeji, JP;
Syu-ichi Yamagiwa, Matsudo, JP;
Takeshi Hamatani, Arai, JP;
Assignee:
Daicel Chemical Industries, Ltd., Sakai, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C069/00 ; C07C065/00 ;
U.S. Cl.
CPC ...
Abstract
Disclosed is a novel acid halide derivative represented by Formula (I):wherein X and Y may be the same or different and are each a halogen atom; and R is a lower alkyl group. By cyclizing the acid halide derivative of Formula (I) in the presence of a catalyst, an indanonecarboxylic acid ester represented by Formula (VI):wherein X and R are as defined above, is produced. Such indanonecarboxylic acid esters are useful as intermediates for insecticides.