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. 21, 1995
Filed:
Nov. 29, 1993
Costin Rentzea, Heidelberg, DE;
Albrecht Harreus, Ludwigshafen, DE;
Eberhard Ammermann, Heppenheim, DE;
Gisela Lorenz, Neustadt, DE;
BASF Aktiengesellschaft, Ludwigshafen, DE;
Abstract
Oxalyl hydrazide-hydroxamic acid derivatives of the formula I ##STR1## where the substituents have the following meanings: R, R.sup.1, R.sup.2 and R.sup.3 independently of one another are hydrogen, substituted or unsubstituted alkyl, alkenyl or alkynyl or substituted or unsubstituted cycloalkyl or cycloalkylmethyl, substituted or unsubstituted cycloalkenyl or cycloalkenylmethyl, substituted or unsubstituted phenyl, phenylalkyl, phenylalkenyl, hetaryl- or hetarylalkyl radicals, where R.sup.2 and R.sup.3 may also. together with the nitrogen atom whose substituents they are, form a 5- or 6-membered ring, or R.sup.2 together with R.sup.3 is the group ##STR2## where R.sup.4 and R.sup.5 are one of the radicals R, R.sup.1, R.sup.2 or R.sup.3, or R.sup.4 together with R.sup.5 and the carbon atom whose substituents they are, are monocyclic or polycyclic cycloalkyl, or R.sup.4 together with R.sup.5 and the carbon atom whose substituents they are, form a 5- or 6-membered, saturated heterocycle containing O, S or --N(R.sup.6)-- as a hetero group, and fungicides containing these active ingredients.