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:
Apr. 10, 2001
Filed:
Oct. 04, 1999
Boyapati Manoranjan Choudary, Pradesh, IN;
Veldurthy Bhaskar, Pradesh, IN;
Mannepalli Lakshmi Kantam, Pradesh, IN;
Kottapalli Koteswara Rao, Pradesh, IN;
Kondapuram Vijaya Raghavan, Pradesh, IN;
Council of Scientific and Industrial Research, New Delhi, IN;
Abstract
The present invention provides a novel single step process for the production of amides from amines comprising reaction of amines with an acylating agent comprising of a carboxylic acid in a molar ratio of 1:3 to 1:10 in the presence of reusable natural montmorillonite/metal ion-exchanged clay catalysts, in a suitable solvent medium at a temperature in the range of 30-160° C. for a period of 0.02 to 6 hrs, and recovering the corresponding amides by a conventional simple work-up procedure.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile