PROCESS FOR THE PREPARATION OF NEW BENZODIAZEPINE DERIVATIVES

摘要

New benzodiazepine derivatives, characterised in that they have the formula: (I) in which R2 represents a hydrogen atom or a radical chosen from amongst the allyl and propargyl radicals and the radical of the formula: in which R5 is chosen from amongst the hydrogen atom and a C1-C4-alkyl radical and R6 is a C1-C4-alkyl radical, R3 is a C1-C4-alkyl radical and R4 is a halogen atom chosen from amongst chlorine, bromine and flourine. These new compounds are useful as drugs for the treatment of neuropsychic disturbances.