2-Carboxy-(7-,8- and 9-substituted)-5-oxo-5H-dibenzo (a,d) cycloheptenes
申请人:Syntex (U.S.A.) Inc.
公开号:US04041173A1
公开(公告)日:1977-08-09
A compound selected from the group of compounds represented by the formula ##STR1## R is hydrogen, alkyl having 1 to 12 carbon atoms, or ##STR2## where n is an integer of 2 to 4 inclusive and R.sup.4 and R.sup.5 are independently lower alkyl of 1 to 6 carbon atoms inclusive or together R.sup.4 and R.sup.5 and the nitrogen atom to which they are attached form a heterocyclic ring having 5 to 6 total ring atoms; R.sup.1 is at the 7, 8 or 9 position and is halogen, hydroxy, lower alkoxy of 1 to 6 carbon atoms inclusive, or lower alkyl of 1 to 4 carbons atoms, inclusive; The dotted lines may be an additional, optional bond between the carbon atoms at the 10- and 11 positions; and The pharmaceutically acceptable salts thereof. The compounds are used pharmaceutically to treat allergic reactions and autoimmune diseases.