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:
Oct. 03, 1978
Filed:
Sep. 05, 1975
Applicant:
Inventors:
Meir Rigbi, Jerusalem, IL;
Yakir Klausner, Jerusalem, IL;
Pierre Lefrancier, Bures s, Yvette, FR;
Edgar Sache, Bures s, Yvette, FR;
Assignee:
Choay S.A., Paris, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C12K / ;
U.S. Cl.
CPC ...
560 13 ; 424 94 ; 1951 / ; 562430 ; 562439 ;
Abstract
The invention relates to novel derivatives of L-phenylalanine and particularly to tosyl-paraguanidino-L-phenylalanine methyl ester, to ter-butyloxycarbonyl derivative of para-guanidino-L-phenylalanine and to para-guanidino-L-phenylalanine. The tosyl-paraguanidino-L-phenylalanine methyl ester is an efficient trypsine substrate.