Hiv inhibiting pyrimidines derivatives

Abstract

This invention concerns HIV replication inhibitors of formula (I) the N-oxides, the pharmaceutically acceptable addition salts, the quaternary amines and the stereochemically isomeric forms thereof, wherein the ring containing −a=a−a=a—and −b=b−b=brepresents pheynl, pyridyl, pyrimidinyl, pirazinyl, pyridazinyl; n is 0 to 5; m is 1 to 4; Ris hydrogen; aryl; formyl; Calkylcarbonyl; Calkyl; Calkyloxycarbonyl, substituted Calkyl, Calkylcarbonyl; Ris hydroxy, halo, optionally substituted Calkyl, Ccycloalkyl, optionally substituted Calkenyl, optionally substituted Calkynyl, Calkyloxy, Calkyloxycarbonyl, carboxyl, cyano, nitro, amino, mono- or di(Calkyl)amino, polyhalomethyl, polyhalomethyloxy, polyhalomethylthio, —S(═O)R, —NH—S(═O)R, —C(═O)R, —NHC(═O)H, —C(═O)NHNH?2?, —NHC(═O)R, —C(═NH)Ror a 5-membered hetrocycl; Xis —NR—, —NH—NH—, —N═N—, —O—, —C(═O)—, Calkanediyl, —CHOH—, —S—, —S(═O)—, —X—Calkanediyl- or —Calkanediyl-X—; Ris NHR, NRR; —C(═O)—NHR; —C(═O)—NRR; —C(═O)—R; —CH═N—NH—C(═O)—R; substituted Calkyl; optionally substituted CalkyloxyCalkyl; substituted Calkenyl; substituted Calkynyl; substituted Calkylenyl; Calkyl substituted with hydroxy and a second substituent; —C(═N—O—R)—Calkyl; R; or —X—R; Ris halo, hydroxy, Calkyl, Ccycloalkyl, Calkyloxy, cyano, nitro, polyhaloCalkyl, polyhaloCalkyloxy, aminocarbonyl, Calkyloxycarbonyl, Calkylcarbonyl, formyl, amino, mono- or di(Calkyl) amino; their use as a medicine, their processes for preparation and pharmaceutical compositions comprising them