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:
Feb. 25, 1997
Filed:
May. 18, 1993
Applicant:
Inventor:
Lyndon K Marble, Germantown, TN (US);
Assignee:
Buckman Laboratories International, Inc., Memphis, TN (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
558-2 ;
Abstract
A process which involves the step of contacting, in a methanolic solvent system, a metal salt, preferably a Group 1 or 2 metal salt, of the anion of formula II ##STR1## with at least one compound containing an R-group under conditions sufficient to form a symmetrical or unsymmetrical compound of formula I ##STR2## where the R-group is any suitable substituent group.