| abstract |
Compounds of general formula I, where surplus -A1=A2-A3=A4- is -CH=CH-CH=CH-; -N=CH-CH=CH-; -CH=N-CH=CH-; -CH=CH-CH-N-; -N=CH-N=CH-CH=N-CH=N-; R is hydrogen or C1-4alkyl; R1 is hydrogen, C1-6alkyl or hydroxy C1-6alkyl; m is number 1 or 2; D is C1-4alkandiyl, B is NR2, CH2, O, S or SO, where R2 is hydrogen or C1-4alkyl; n is number 0,1, or 2; L is hydrogen C1-12alkyl; C3-6cycloalkyl; C3-6alkenyl; or casually substituted with aryl; C1-6alkylcarbonyl; C1-6alkoxycarbonyl, arylcarbonyl, aryl C1- -6alkoxycarbonyl or surplus of general formula -Alk-R3; -Alk-Y- -R4; Alk-Z1-C(=X)-Z2-R5; -CH2-CHOH-CH2-O-R6, their pharmaceutical suitable additive salts and stereoisomers display antialergical properties. Next is described the method of their production and antialergical preparations on their base. |