THIENOBENZODIAZEPINES OR PHARMACEUTICALLY ACCEPTABLE SALTS THEREOF, PROCESS FOR PREPARING THEREOF, AND PHARMACEUTICAL COMPOSITION Russian patent published in 1999 - IPC

FIELD: pharmaceutical industry. SUBSTANCE: present invention describes pharmaceutical compounds or pharmaceutically acceptable salts thereof of formula I wherein is hydrogen or halogen; R¹ is R² alkyl, C_1-10 alkynyl, C_2-10 alkynyl, C_2-10 cycloalkyl C_3-6 alkyl or phenyl C_1-14 alkyl or pharmaceutically acceptable salts thereof. Said compounds are useful with respect to central system. The present invention also describes pharmaceutical composition based on compound (I) which is active with respect to dopamine D-1 receptor. The present invention also describes process which comprises alkylating compound of formula II: C_1-4 wherein R¹ is as defined above, using compound of general formula: R²X wherein R² is as defined above, X is removable group. EFFECT: improve properties of the pharmaceutical composition. 9 cl, 6 ex