FIELD: organic chemistry, chemical technology.
SUBSTANCE: invention relates a method for synthesis of (S)-(+)- and/or (R)-(-)-isomers of 10,11-dihydro-10-hydroxy-5H-dibenz[b,f]azepine-5-carboxamide. Method involves separation of the corresponding racemic compound using tartaric acid anhydride. Also, invention relates to methods for synthesis of corresponding 10-acetoxy-derivatives and novel compounds of formulae (V): and (VI): wherein R means (C1-C6)-alkyl.
EFFECT: improved method of synthesis.
16 cl, 3 ex
Title |
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METHOD OF CONVERTING (S)-(+)-I (R)-(-)-10,11-DIHYDRO-10-HYDROXY-5H-DIBENZ/b,f/AZEPIN-5-CARBOXAMIDE AND OPTICALLY ENRICHED MIXTURES THEREOF |
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