FOERFARANDE FOER FRAMSTAELLNING AV TERAPEUTISKT ANVAENDBARA 4-METYL-6-FENYLPYRIDAZINDERIVAT.

摘要

The present invention relates to derivatives of 4-methyl 6-phenyl pyridazine of formula: (I) in which R is OH or H, R1 is H or n being 0 or 1, X being H, Y being H or alkyl or X and Y forms an ethylene or oxoethylene group; it also relates to a process for preparing the products of formula (I) and to drugs containing at least one product of formula (I).