FIELD: organic chemistry. SUBSTANCE: product: 5-amino-2- methylbenzodioxolane-1,3-(2-methoxy-3,6-dichloro)-benzoate, empirical formula is C16H12Cl2NO5, m. p. is 102-104 C. Reagent 1: 2-methoxy-3,6-dichlorobenzoic acid. Reagent 2: 5-amino-2-methylbenzodioxolane-1,3. Process conditions: in diethyl ether medium. Monocotyledonous weed death at the dose 0.3 kg/ha is 52% and that of dicotyledonous weed is 86% At the dose 0.5 kg/ha monocotyledonous weed decrease is 90% that is equal with dicambe (banvel-D). Synthesized compound is used in agriculture as herbicide. EFFECT: improved method of synthesis. 2 tbl
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Authors
Dates
1995-11-10—Published
1993-11-17—Filed