3-hydroxy-4-aryl-5-oxo-pyrazoline derivatives

A 3-hydroxy-4-aryl-5-oxo-pyrazoline derivative of the formula (I) ##STR116## in which A and B together represent a propylene radical,

• X represents alkyl, halogen or alkoxy,
• Y represents hydrogen, alkyl, halogen, alkoxy or halogenoalkyl,
• Z represents alkyl, halogen or alkxoy,
• n represents a number 0, 1, 2 or 3,
• G represents the group ##STR117## in which L and M represent oxygen and/or sulphur,
• R.sup.1 represents optionally halogen-substituted alkyl, alkenyl, alkoxyalkyl, alkylthioalkyl, polyalkoxyalkyl or cycloalkyl which can be interrupted by hetero atoms, optionally substituted phenyl, optionally substituted phenylalkyl, substituted hetaryl, substituted phenoxyalkyl or substituted hetaryloxyalkyl,
• R.sup.2 represents optionally halogen-substituted alkyl, alkenyl, alkoxyalkyl, polyalkoxyalkyl or optionally substituted phenyl or benzyl,
• R.sup.3, R.sup.4 and R.sup.5 independently of one another represent optionally halogen-substituted alkyl, alkoxy, alkylamino, dialkylamino, alkylthio, alkenylthio, alkynylthio or cycloalkylthio, and optionally substituted phenyl, phenoxy or phenyl thio, and
• R.sup.6 and R.sup.7 independently of one another represent hydrogen, optionally halogen-substituted alkyl, alkenyl, alkoxy or alkoxyalkyl, optionally substituted phenyl, optionally substituted benzyl,
• or
• R.sup.6 and R.sup.7 together represent an alkylene radical which is optionally interrupted by oxygen.