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:
Mar. 03, 1987
Filed:
Mar. 12, 1985
Applicant:
Inventors:
Sandor Hosztafi, Monostorpalyi, HU;
Tibor Timar, Tiszavasvari, HU;
Zoltan Salamon, Tiszavasvari, HU;
Ilona Fabian nee Orban, Tiszavasvari, HU;
Julianna Nagy nee Vajda, Tiszavasvari, HU;
Assignee:
Alkaloida Vegyeszeti Gyar, Tiszavasvari, HU;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
562443 ; 548308 ; 562437 ; 562444 ; 562445 ;
Abstract
The invention relates to a process for the preparation of DL-.beta.-aryl-amino acids of the general Formula ##STR1## wherein R, R.sub.1 and R.sub.2 stand for hydrogen, halogen, C.sub.1-6 alkyl, C.sub.1-6 alkoxy, nitro or C.sub.1-4 dialkylamino; whereby