5-amino-1-phenylpyrazole-4-carboxylic acid esters, their...

Details 5-amino-1-phenylpyrazole-4-carboxylic acid esters, their... 5-amino-1-phenylpyrazole-4-carboxylic acid esters, their...

C - Chemistry, Metallurgy

07

D

260/315.3, 71/8.

C07D 231/38 (2006.01) A01N 37/44 (2006.01) A01N 43/56 (2006.01)

Patent

CA 1164879

Abstract of the Disclosure: 5-Amino-1-phenylpyrazole-4- carboxylic acid esters of the formula Image where R1 is methyl, trifluoromethyl, chlorine or bromine, R2 is chlorine, bromine, iodine or alkylsulfonyl, R3 is hydrogen, chlorine or bromine, or is methoxy in the 5- position, in which case R1 and R2 are chlorine, whilst R2 is hydrogen if R3 is chlorine in the 3-position, and R4 is methyl, and herbicides containing these compounds.

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