SUBSTITUTED TETRAHYDRO-1,2,4-OXADIAZIN-5-ONE DERIVATIVES,THEIR PREPARATION AND PHARMACEUTICAL COMPOSITIONS CONTAINING THEM

摘要

The present invention relates to new derivatives of tetrahydro - 1,2,4 - oxadiazin - 5 -. & / p & & p & these derivatives have the general formula: & br / (see appended drawing in bopi) & & br / or r is a, 1996, a alkylcarbonyl having from 1 to 12 carbon atoms in the alkyl, optionally substituted by a halogen, a formyl, a benzoyl optionally substituted by a methoxy, a halogen or a trifluoromethyl, a ethoxycarbonyl, phenoxy - carbonyl, a benzyloxycarbonyl radical, optionally a carbamoyl n - substituted or n - benzyloxycarbonylglycyle; r is an alkyl having from 1 to 5 carbon atoms, a phenyl, naphthyl or this optionally substituted or a nitrofuryle and r3 is a, 1996, or r and r3 together form a group pentamethylene; r is a or an acyl, 1996; r is a, 1996, an alkyl having from 1 to 5 carbon atoms, a phenyl or benzyl and r6 is a, 1996; or r and r6 represent each a phenyl group. / p & & p & application as medicinal product.