Antiallergic imidazoazepines

PCT No. PCT/EP94/02287 Sec. 371 Date Dec. 13, 1995 Sec. 102(e) Date Dec. 13, 1995 PCT Filed Jul. 6, 1994 PCT Pub. No. WO95/02600 PCT Pub. Date Jan. 26, 1995The present invention is concerned with novel imidazoazepines of formula (I) the pharmaceutically acceptable addition salts and stereochemically isomeric forms thereof, wherein each of the dotted lines independently represents an optional bond; -A-B- is a radical of formula -X-CH=CH- (a-1); -CH=CH-X- (a-2); or -CH=CH- CH=CH- (a-3); X represents O, S or NR1; R1 represents hydrogen or C1-6alkyl; +E,ovs ---+EE Y is a radical of formula =O (b-1); -OH (b-2); or =N-OH (b-3); and L represents hydrogen, C1-4alkylcarbonyl, C1-4alkyloxycarbonyl, phenylcarbonyl, C1-6alkyl or C1-6alkyl substituted with C1-4alkyloxycarbonyl, hydroxycarbonyl, aryl, aryloxy or a radical of formula (c) -D-Z- is -S-CH=CH-, -S-CH2-CH2-, -S-CH2-CH2-CH2-, -CH=CH-CH=CH- or -CH2-CH2-CH2-CH2-; and aryl is phenyl or phenyl substituted with halo, hydroxy or C1-4alkyloxy. Compositions comprising said compounds, processes for preparing the same and the use of these compounds for treating allergic diseases.