| abstract |
Phenethanolamine derivative compounds of formula (I) are disclosed, wherein: m is an integer of from 2 to 8; and n is an integer of from 3 to 11; with the proviso that m + n is 5 to 19; R1 is SR6, SOR6, orSO2R6; and R2, R3, R4, R5, R6 and Ar are as defined in the specification. Also disclosed is a process for the preparation of phenethanolamine derivatives of formula (I), pharmaceutical compositions containing them, and their use in therapy. These compounds are suitable for use in the prophylaxis and treatment of respiratory diseases. |