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:
Aug. 11, 1998
Filed:
Mar. 13, 1997
Applicant:
Inventors:
Fritz Engelhardt, Chesapeake, VA (US);
Manfred Muller, Gelnhausen, DE;
Michael Wessling, Charlotte, NC (US);
Assignee:
Hoechst Aktiengesellschaft, Frankfurt, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
554 57 ; 554 35 ; 554 51 ; 554 56 ;
Abstract
The present Application relates to a process for the preparation of N-lauroyl-L-glutamic acid di-n-butylamide by reaction of N-lauroyl-L-glutamic acid dimethyl ester with n-butylamine in the presence of a hydrocarbon or hydrocarbon mixture as an auxiliary solvent.