摘要:
This invention relates to a pharmaceutical composition eliciting an antiallergic andior bronchodilatory effect, which comprises a compound of general formula I including the 5,6 and 6,7 dehydro derivatives, in the free form or in the form of its solvate,
wherein U is =O or (H,R 1 ) ; V is =0 or (H,R 2 ); wherein R, is H or OR 11 , wherein R 11 is H or acyl, R 2 is H, OR 11 , OSO 2 R' or OR', wherein R' is alkyl; or when R, and R 2 are taken together they may form
R 3 is hydrogen, alkyl, CH 2 0H, CHO, CO 2 R 15 , -CH=CR 16 R 17 , -C≡C-R 18 , -CHOH-C≡C-R 19 ; -CH=C=CHR 19 , -CH=H-OR 19 , wherein Z is O or -CH=N-NDE or -CH(ZR 20 ) 2 wherein Z is defined as above; R 4 is H or OH; R 5 is OH; or when R 4 and R 5 are taken together they may form wherein Z is defined as above; X is 0 or H'OR" wherein R" is H, carboxylic acyl or trifluoroacetyl; Q is hydrogen, chlorine or bromine; or Q together with R 3 may form a bond between the carbon atoms of positions 12 and 13; whereby in the 5,6-dehydro-derivatives of formula I R 1 is H and in the 6,7-dehydro-derivatives of formula I R, and R 2 are H; and wherein R 11 , R 13 , R 14 , T 15 , R 16 , R 17 . R 18 , R 19 , R 20 , A, B, D, and E are as defined in the claims. Part of the compounds of formula I are new compounds.
摘要:
Derivatives of 6,11-dihydro-11-(4-piperidylidene)-5 H -benzo[5,6]cyclohepta[1,2-b]pyridine, and pharmaceutically acceptable salts and solvates thereof are disclosed, which possess anti-allergic activity, making them effective as anti-allergic compounds. Methods for preparing and using the compounds are also described.