DIBENZO[b,f]AZEPINE DERIVATIVES AND METHOD FOR PRODUCTION THEREOF

摘要

FIELD: organic chemistry. ^ SUBSTANCE: invention relates to method for production of compounds of general formula III , wherein R1 represents C1-C4-alkyl by carbamoylation of compound of formula II with metal cyanate wherein reaction is carried out using acetic acid in presence of high excess of metal cyanate in absence of additional solvent. ^ EFFECT: improved method for production of dibenzo[b,f]azepine derivatives. ^ 11 cl, 1 ex