DERIVATIVES OF ARYLSULFONYLUREA OR THEIR SALTS Russian patent published in 1995 - IPC

Abstract RU 2041204 C1

FIELD: organic chemistry. SUBSTANCE: product: derivatives of arylsulfonylurea or their salts of the formula (I) where R1 ethyl, propyl, isopropyl; R2 halogen, CF3, C1-C3-alkyl, C1-C3-alkoxy, C1-C2-alkoxycarbonyl; n 0-1; R3 H or methyl; R4 methoxy or methyl; R5 methoxy, methyl, chlorine; E N or CH. Reagent 1: compound of the formula (II) . Reagent 2: NR3NR6. Reaction condition: in the medium of inert aprotonic solvent. Synthesized compounds were used in agriculture. EFFECT: improved method of synthesis. 11 tbl

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RU 2 041 204 C1

Authors

Khajnts Kene[De]

Lotar Vill'Ms[De]

Klaus Bauer[De]

Khermann Biringer[De]

Khel'Mut Bjurstell'[De]

Dates

1995-08-09Published

1992-03-10Filed