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:
Oct. 21, 1980
Filed:
May. 23, 1979
Applicant:
Inventors:
Assignee:
Mitsubishi Gas Chemical Company, Inc., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ;
U.S. Cl.
CPC ...
2605 / ;
Abstract
Dimethyl formamide is produced in a considerably high yield by reaction of monomethylamine and triethylamine, or monomethylamine, trimethylamine and dimethylamine with carbon monoxide in the presence of metallic iron or an iron compound as a catalyst, while adding 2-20 moles of free water per gram-atom of iron of the catalyst to the reaction system.