SACCHARINE DERIVATIVES AND THEIR USE AS HERBICIDES

摘要

PCT No. PCT/EP95/02977 Sec. 371 Date Feb. 3, 1997 Sec. 102(e) Date Feb. 3, 1997 PCT Filed Jul. 27, 1995 PCT Pub. No. WO96/05183 PCT Pub. Date Feb. 22, 1996Saccharin derivatives of the formula I I where the substituents have the following meanings: L and M are hydrogen, C1-C4-alkyl, C1-C4-alkoxy, C1-C4-alkylthio, chlorine, cyano, methylsulfonyl, nitro or trifluoromethyl; Z is hydrogen, C1-C4-alkyl, C3-C8-cycloalkyl, C3-C6-alkenyl, C3-C5-alkynyl, C1-C4-acyl, benzyl or phenyl, the phenyl rings being unsubstituted or substituted by halogen or C1-C4-alkyl; R1 is cyclopropyl, 1-methylcyclopropyl, 1-methylthiocyclopropyl or tert-butyl; and agriculturally customary salts of the compounds I are described.