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. 23, 1990
Filed:
Feb. 27, 1989
Applicant:
Inventors:
Susumu Funakoshi, Kyoto, JP;
Eigoro Murayama, Shizuoka, JP;
Assignee:
Chugai Seiyaku Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
562441 ; 560 27 ; 562460 ;
Abstract
Novel benzhydrylamine derivatives represented by general formulas (I) and (II) are useful as reaction reagents for the solid-phase synthesis of polypeptide amides making use of 9-fluorenylmethyloxycarbonyl group ('Fmoc'). An intermediate for these derivatives represented by the general formula (III) is also disclosed: ##STR1## where R.sub.1 and R.sub.2 each independently represents a C.sub.1 -C.sub.3 lower alkyl; n is an integer of 1-4; l is 1 or 2; and m is 1 or 2.