abstract |
Uracil derivatives of General formula where R4 is hydrogen, fluorine or chlorine, R5 is a compound of formulas where R6 is hydrogen, methyl, ethyl or methylsulfonyl, R7 is methyl, ethyl, n-propyl, isopropyl, n-butyl, 3-chloropropyl or 2, 2,2-trifluoroethyl showing herbicide activity. 1 |