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, 1998
Filed:
May. 24, 1995
Applicant:
Inventor:
Elvio Bellasio, Como, IT;
Assignee:
Gruppo Lepetit SpA, Gerenzano, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07B / ; C07D / ;
U.S. Cl.
CPC ...
546241 ; 540450 ; 540609 ; 548570 ; 549435 ; 564320 ;
Abstract
A process for the preparation of tertiary diphenyl carbinols containing a primary or secondary amine substituent on the aliphatic moiety attached to the carbinol function which consists in contacting a Grignard phenyl reagent with an aminoacid wherein the mobile protons are not masked in an aprotic inert organic solvent or a mixture thereof at a temperature between 20.degree. C. and the boiling temperature by the reaction mixture. The reaction products are useful as active ingredients of medicaments and intermediates for the manufacture thereof.