(Carboxyacylamino)phenylalkenamides and esters thereof as SRS-A
申请人:Pfizer, Inc.
公开号:US04296129A1
公开(公告)日:1981-10-20
Certain new propenamides and 2-butenamides having a (carboxyalkanamido)phenyl or a (carboxyalkenamido)phenyl group at the 3-position, and certain esters thereof, and their use for antagonizing the spasmogenic activity of slow-reacting substance of anaphylaxis (SRS-A) in a human subject. In particular, the compounds of the invention are useful for preventing and treating certain obstructive airways diseases, notably allergic bronchial asthma, allergic rhinitis and certain skin disorders, in human subjects.
The compounds of the invention are certain new propenamides and 2-butenamides having a (carboxyalkanamido)phenyl or a (carboxyalkenamido)phenyl group at the 3-position, and certain esters thereof, and certain cyclopropanecarboxamide compounds having a (carboxyalkanamido)phenyl group or a (carboxyalkenamido)phenyl group at the 2-position, and certain esters thereof. The compounds are useful for antagonizing the spasmogenic activity of slow-reacting substance of anaphylaxis (SRS-A) in a human subject. In particular, the compounds of the invention are useful for preventing and treating certain obstructive airways diseases, notably allergic bronchial asthma, allergic rhinitis and certain skin disorders, in human subjects.