FIELD: organic chemistry. SUBSTANCE: product of the formula (I) (image) where R1 - C3-C6-alkyl substituted with C3-C6-cycloalkyl; R2 and R3 - independently mean hydrogen or C1-C6-alkyl; R4 and R5 - independently mean hydrogen, C1-C6-alkyl, halide, cyano, nitro or trifluoromethyl; or pharmaceutically acceptable salts. Reagent 1: corresponding 4,5,6,7- tetrahydroimidazo -[4,5-ik] [1,4]-benzodiazepine -2-one. Reagent 2: halide. Reagent 3: thiourea. Reaction conditions: in the medium of inert organic solvent. EFFECT: improved method of synthesis. 3 tbl
Title |
Year |
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Number |
TETRAHYDROIMIDAZO-[1,4]-BENZODIAZEPINES OR THEIR PHARMACEUTICALLY ACCEPTABLE SALTS OR STEREOISOMERS, A METHOD OF THEIR SYNTHESIS, INTERMEDIATE COMPOUNDS FOR THEIR SYNTHESIS AND ANTIVIRAL COMPOSITION |
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