FIELD: chemistry.
SUBSTANCE: in novel compounds of formula (I) R1 is selected from , R2 stands for hydrogen or (lower) alkoxy; R3, R4, R5 and R6 are selected each independently from hydrogen, (lower) alkyl, halogenated (lower) alkyl, haloid or cycloalkyl; on condition that R2, R3, R4, R5 and R6 do not all stand for hydrogen; R7, R8 and R9 stand each independently for hydrogen, (lower) alkyl, (lower) alkoxy, (lower) hydroxyalkyl or halogenated (lower) alkyl; on condition that R7, R8 and R9 do not all stand for hydrogen; R10 stands for (lower) alkyl or halogenated (lower) alkyl.
EFFECT: obtaining novel biologically active compounds with improved properties.
16 cl, 38 ex
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Authors
Dates
2008-11-27—Published
2004-06-11—Filed