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:
Sep. 09, 1980
Filed:
Aug. 12, 1975
Applicant:
Inventors:
Edit Toth, Budapest, HU;
Jozsef Torley, Budapest, HU;
Eva Palosi, Budapest, HU;
Szabolos Szeberenyi, Budapest, HU;
Laszlo Szporny, Budapest, HU;
Sandor Gorog, Budapest, HU;
Csilla Meszaros, Budapest, HU;
Assignee:
Richter Gedeon Vegyeszeti Gyar R.T., Budapest, HU;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
2605 / ;
Abstract
Compounds of the formula (I), ##STR1## wherein R.sub.1 and R.sub.2 each is saturated or unsaturated, straight-chained or branched alkyl phenyl, alkylphenyl or saturated or unsaturated cycloalkyl; but when R.sub.1 is methyl, R.sub.2 is a group other than methyl, are prepared by reacting a compound of the formula (II), ##STR2## wherein X is halogen, with a secondary amine of the formula (III),