ARYLETHANOLAMINE BETA2-ADRENORECEPTOR AGONIST COMPOUNDS

摘要

The present invention concerns compounds of formula (I) and salts, solvates, and physiologically functional derivatives thereof, wherein: R<1> is hydrogen or -XSO2NR<6>R<7>; R<2> and R<3> are independently selected from hydrogen, C1-6 alkyl, C1-6 alkoxy, halo, phenyl and C1-6 haloalkyl and Ar is a group selected from and. Processes for preparing said compounds and pharmaceutical formulations containing them are also described. Compounds of formula (I) are useful in the treatment of respiratory diseases