1,2,4-TRIAZOLO (1,5-A) PYRIMIDINE-2-SULFONYL CHLORIDES AND THEIR PREPARATION

摘要

Novel compounds, e.g., 5,7-dimethyl-N- (2,6-dichlorolphenyl)-1,2,4-triazolo [1,5-a] pyrimidine-2-sulfonamide and their compositions and use in the control of weeds and in the suppression of nitrification of ammonium nitrogen in soil. Other novel compounds and their compositions and use in the inhibition of bolting in sugar beets.