摘要:
The invention relates to novel fungicidally active compounds, a process for the preparation thereof, composition comprising the said composition as active ingredient and their use for agricultural purpose.The novel (trifluoromethyl)-phenoxy benzoic acid derivate can be described by formula (I), ##STR1## wherein X is hydrogen or halogen, preferably chlorine, nitro or trifluoromethyl,Y is hydrogen or halogen, preferably chlorine,Z is hydrogen, trifluoromethyl or nitro,V is hydrogen, halogen, preferably chlorine, or nitro,W is hydrogen, nitro or trifluoromethyl,R.sub.1 is alkyl having 1-4 carbon atoms, preferably ethyl, hydrogen, alkali metal, preferably sodium, potassium, or ammonium or ammonium-ion having a formula (II),NH.sub.3.sup.+ R.sub.2 (II) whereinR.sub.2 is alkyl having 1-4 carbon atoms, preferably isopropyl, hydroxyalkyl having 1-4 carbon atoms, preferably 2-hydroxyethyl, alkenyl having 2-4 carbon atoms, preferably propinyl, alkinyl having 2-4 carbon atoms, preferably propargyl,provided, that of X, Y, Z, V and Wa. at least one is different from hydrogen and/or chlorine, andb. at most only two can be present having the same definition.
摘要:
The present invention relates to 2-trifluoro-methyl-4,6-dinitro-phenol and derivatives thereof prepared by hydrolyzing 2-chloro-3,5-dinitrobenzotrifluoride with an alkali hydroxide or alkaline earth metal hydroxide at elevated temperature in an aqueous medium without catalyst, 2-trifluoro-methyl-4,6-dinitro-phenol show herbicidal, acaricidal and crop regulating properties.