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:
Jan. 09, 2018
Filed:
Aug. 25, 2017
Applicant:
King Fahd University of Petroleum and Minerals, Dhahran, SA;
Inventors:
Amir Al-Ahmed, Dhahran, SA;
Arun M. Isloor, Mangalore, IN;
Assignee:
King Fahd University of Petroleum and Minerals, Dhahran, SA;
Primary Examiner:
Int. Cl.
CPC ...
C07C 231/00 (2006.01); C07C 269/06 (2006.01); C07D 231/40 (2006.01); B01J 31/02 (2006.01);
U.S. Cl.
CPC ...
C07C 231/00 (2013.01); B01J 31/0271 (2013.01); C07C 269/06 (2013.01); C07D 231/40 (2013.01); B01J 2231/40 (2013.01); B01J 2531/002 (2013.01); C07C 2601/14 (2017.05);
Abstract
A method for N-formylating an amine that includes reacting the amine and a formamide compound in the presence of a phosphonic anhydride to form an N-formylated amine. The phosphonic anhydride is present in an amount of 5-100 mol % relative to a total number of moles of the amine, and the reacting is performed for 1-24 hours at a temperature of 45-100° C.