Arylalkyl-diazinone derivatives as phosphodiesterase IV inhibitors

摘要

Arylalkyldiazinone derivs. of formula (I) and their salts are new: B = aromatic heterocycle with 1-4H, O and/or S atoms bonded to N or C (opt. mono-, di- or tri-substd. by Hal, A and/or OA and opt. condensed with a benzene or pyridyl ring); Q = 1-6C alkylene or is absent; X = CH2, S or O; R<1>, R<2> = H or A;R<3>, R<4> = OH, OR<5>, SR<5>, SOR<5>, SO2R<5>, Hal, methylenedioxy, NO2, NH2, NHR<5>, or NR<5>R<6>; R<5>, R<6> = A, 3-7C cycloalkyl, 4-8C methylenecycloalkyl, or 2-8C alkenyl; A = 1-10C alkyl (opt. mono- to penta-substd. by F or C)l; and Hal = F, Cl, Br or I.