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. 10, 2012
Filed:
Jan. 16, 2009
Applicants:
Shigeru Tanaka, Hiratsuka, JP;
Kenji Yagi, Hiratsuka, JP;
Hideo Ujihara, Hiratsuka, JP;
Kenya Ishida, Hiratsuka, JP;
Inventors:
Shigeru Tanaka, Hiratsuka, JP;
Kenji Yagi, Hiratsuka, JP;
Hideo Ujihara, Hiratsuka, JP;
Kenya Ishida, Hiratsuka, JP;
Assignee:
Takasago International Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 231/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A problem as an object of the invention is to provide a production method of spilanthol in a large scale without using expensive reagents. The present invention provides a production method of N-isobutyl-2,6,8-decatrienamide, wherein a column chromatography purification step is not required in all processes.