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, 1992
Filed:
Mar. 05, 1991
Applicant:
Inventors:
Assignee:
Rhone-Poulenc Chimie, Cedex, FR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07K / ; C07K / ;
U.S. Cl.
CPC ...
530335 ; 530333 ; 530334 ; 530338 ;
Abstract
The present invention relates to a process for preparing optically active synthons, in which an oxygen-silylated amino acid or peptide having a protected nitrogenous group, is activated by a non-coordinated halogenated phosphorus derivative and is condensed with an N-silyl amino acid or peptide in which the acid group is protected.