申请人:Laroche Navarron, S.A.
公开号:US04374837A1
公开(公告)日:1983-02-22
New compounds of the formula ##STR1## and the pharmaceutically acceptable acid addition salts thereof, wherein Z.sub.1 and Z.sub.2 are each independently selected from the group consisting of CH.sub.2, CHOB and C.dbd.O, wherein B is selected from the group consisting of hydrogen and alkanoyl; Y is oxygen or sulfur; n is an integer from 0-4 but cannot be zero when Z.sub.1 is CHOB; m is an integer from 0-4 but cannot be zero when Z.sub.2 is CHOB; and R.sub.1, R.sub.2 and R.sub.3 are each independently hydrogen, halogen, hydroxy, trifluoromethyl, alkyl or alkoxy; are antihistamines and are therefore useful in the treatment of respiratory diseases including asthma, hay fever, allergies and the common cold.
新的化合物公式为##STR1##及其药用酸盐,其中Z.sub.1和Z.sub.2各自独立地选自CH.sub.2,CHOB和C.dbd.O组成的群体,其中B选自氢和烷酰基;Y为氧或硫;n为0-4的整数,但当Z.sub.1为CHOB时不能为零;m为0-4的整数,但当Z.sub.2为CHOB时不能为零;R.sub.1,R.sub.2和R.sub.3各自独立地为氢,卤素,羟基,三氟甲基,烷基或烷氧基;是抗组胺药物,因此在治疗呼吸道疾病包括哮喘,花粉症,过敏和普通感冒中有用。