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:
Dec. 29, 2009
Filed:
Jul. 11, 2007
Applicants:
Takafumi Yoshimura, Niigata, JP;
Toshio Hidaka, Ibaraki, JP;
Norio Fushimi, Okayama, JP;
Inventors:
Assignee:
Mitsubishi Gas Chemical Company, Inc., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C07C 209/50 (2006.01);
U.S. Cl.
CPC ...
Abstract
Provided is a one-step efficient production method for an α,α-difluoroamine of a general formula (1) below from an amide compound. The method is an economical method capable of producing the intended α,α-difluoroamine at high yield by reacting a starting amide compound with carbonyl fluoride and/or oxalyl fluoride under a specific condition. Formula (1)