| abstract |
NEW PHENYLETHANOLAMINO DERIVATIVES AND A PROCESS FOR THEIR PREPARATION, a compound of formula (X) and pharmaceutically acceptable salts thereof, wherein R 1 and R 2 together form the sequence -O-CH 2 -O- or -O-CF 2 -O-; R3 is H or CH3; R5 is H or -CO-R7; R 6 is H, OH, OCH 3, OC 2 H 5 or halogen; R7 is a straight or branched alkyl group having 1-16 carbon atoms, aryl, -NHCH3 or -N (CH3) 2. The application contains 1 more independent and 7 dependent requests. |