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:
Jul. 30, 1985
Filed:
Dec. 20, 1978
Applicant:
Inventors:
Hans J Nestler, Konigstein, DE;
Gerhard Horlein, Frankfurt am Main, DE;
Reinhard Handte, Hofheim am Taunus, DE;
Hermann Bieringer, Eppstein, DE;
Friedhelm Schwerdtle, Frankfurt am Main, DE;
Peter Langeluddeke, Hofheim am Taunus, DE;
Assignee:
Hoechst Aktiengesellschaft, Frankfurt am Main, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A01N / ; C07C / ;
U.S. Cl.
CPC ...
71108 ; 71 88 ; 71 90 ; 71 94 ; 71100 ; 71 98 ; 71115 ; 71118 ; 546150 ; 546175 ; 546290 ; 548165 ; 548173 ; 548221 ; 560 21 ; 560 61 ; 560 62 ; 562435 ; 562471 ; 562472 ; 564150 ; 564165 ; 564175 ; 2604 / ;
Abstract
Optically active enantiomers of the formula I ##STR1## where R is a group of the formulae ##STR2## R.sub.1 and R.sub.2, among others, are halogen or CF.sub.3 and Z is a carboxyl, carboxylate, carboxylic acid ester, thioester, carbonamide, carboxylic acid anilide, carbohydrazide or thioamide group, are interesting herbicides the effect of which is considerably superior to that of the optically inactive racemates.