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:
Dec. 16, 1997
Filed:
Jun. 07, 1995
Applicant:
Inventors:
John G Verkade, Ames, IA (US);
Thyagarajan Mohan, Tamil Nadu, IN;
Andrzej E Wroblewski, Zamenhofa, PL;
Assignee:
Iowa State University Research Foundation, Ames, IA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07F / ; C07F / ;
U.S. Cl.
CPC ...
564 13 ; 564 12 ;
Abstract
A method is disclosed for deprotonating a compound comprising treating the compound with a base of the general formula: ##STR1## in the presence of a nitrile solvent; wherein R.sup.1, R.sup.2 and R.sup.3 are each individually H, (C.sub.1 -C.sub.15)alkyl, (C.sub.6 -C.sub.9)aryl, (C.sub.1 -C.sub.4)alkyl(C.sub.6 -C.sub.9)aryl, ((C.sub.1 -C.sub.4)alkyl).sub.3 Si, or (C.sub.6 -C.sub.9)aryl(C.sub.1 -C.sub.4)alkyl.