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. 07, 2020
Filed:
May. 25, 2018
Applicant:
Council of Scientific and Industrial Research, New Delhi, IN;
Inventors:
Assignee:
COUNCIL OF SCIENTIFIC AND INDUSTRIAL RESEARCH, New Delhi, IN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 269/04 (2006.01); B01J 23/10 (2006.01); B01J 37/08 (2006.01); B01J 37/03 (2006.01); B01J 37/02 (2006.01); B01J 37/04 (2006.01); C07C 263/04 (2006.01); C07C 271/28 (2006.01);
U.S. Cl.
CPC ...
C07C 269/04 (2013.01); B01J 23/10 (2013.01); B01J 37/0236 (2013.01); B01J 37/031 (2013.01); B01J 37/04 (2013.01); B01J 37/08 (2013.01); C07C 263/04 (2013.01); C07C 271/28 (2013.01);
Abstract
The present invention discloses a process for the synthesis of aromatic carbamates from amine with dialkyl carbonate in the presence of binary or ternary mixed metal oxide catalyst. The present invention further discloses the yield of said aromatic carbamate in the range of 60 to 99%. Further, the ratio of amine to dialkyl carbonate is in the range of 1:2 to 1:30.