Tricyclic triazolobenzazepine derivatives, process for producing the same, and antiallergic agents
申请人:——
公开号:US20020137739A1
公开(公告)日:2002-09-26
Tricyclic triazolobenzazepine derivatives in the form of a prodrug are provided. The compounds according to the present invention are those represented by formula (I) and pharmacologically acceptable salts and solvates thereof. The compounds are useful as antiallergic agents and exhibit excellent bioavailability.
1
wherein R
1
represents hydrogen, OH, alkyl or phenyl alkyl,
R
2
, R
3
, R
4
, and R
5
represent hydrogen, halogen, optionally protected hydroxyl, formyl, optionally substituted alkyl, alkenyl, alkoxy or the like, and
Q represents a group selected from the following groups (i) to (iv), halogen, or alkoxy:
2
TRICYCLIC TRIAZOLOBENZAZEPINE DERIVATIVES, PROCESS FOR PRODUCING THE SAME, AND ANTIALLERGIC
申请人:Meiji Seika Kaisha, Ltd.
公开号:EP1026167A1
公开(公告)日:2000-08-09
Tricyclic triazolobenzazepine derivatives in the form of a prodrug are provided. The compounds according to the present invention are those represented by formula (I) and pharmacologically acceptable salts and solvates thereof. The compounds are useful as antiallergic agents and exhibit excellent bioavailability.
wherein R1 represents hydrogen, OH, alkyl or phenyl alkyl,
R2, R3, R4, and R5 represent hydrogen, halogen, optionally protected hydroxyl, formyl, optionally substituted alkyl, alkenyl, alkoxy or the like, and
Q represents a group selected from the following groups (i) to (iv), halogen, or alkoxy: