Amidine derivs. with LTB4 antagonistic properties

• Main Authors: SCHROMM, KURT. DR., 6507 INGELHEIM, DE, RENTH, ERNST-OTTO. DR., 6507 INGELHEIM, DE, ANDERSKEWITZ, RALF. DR., 6530 BINGERBRUECK, DE
• Format: Patent
• Language: English; German
• Published: 27.01.1994
• Edition: 5
• Subjects: ACYCLIC OR CARBOCYCLIC COMPOUNDS; CHEMISTRY; HETEROCYCLIC COMPOUNDS; METALLURGY; ORGANIC CHEMISTRY

Amidine derivs. of formula (I), in the form of their racemates, enantiomer pure or enriched forms, diastereomer pairs, cis- and trans-isomers, free bases or salts (pref. with physiologically acceptable acids) are new. In (I), R1 and R2 are each CF3, halogen, R5, OR5, COR6, SR6, SOR6, SO2R6, SO2NR5R7, C(OH)R5R7, or R1 and R2 connect neighbouring C atoms on the benzene ring to which they are attached with -CR8=CR9CH=CH-, -CH=CR8CR9=CH-, -CR8=CHCR9=CH-, -OCHR10CH2-, -OCH2O-, -OCH2CH2O-, -(CH2)3-4-, -NHCOO-, -NHCOCH2O-, -COCH2O- or -COCH2CH2O-, each of these gps. being opt. substd. with 1-4C alkyl; R3 is H, OH, CF3, R5, OR6, COR6, CONR5R7, CH2OH, CH2O(1-4C alkyl), SR6, SOR6, SO2R6, SO2NR5R7, NHCO(1-4C alkyl), NHSO2(1-4C alkyl), NR5R7 or C(OH)R5R7 or a heterocyclic 5-ring contg. 1-3 heteroatoms and of formulae (a), (b) or (c); provided that if R3 is R5, R5 can only be H if at least one of R1 and R2 is not H; D, E and G are each CH, N, C(1-4C alkyl) or C-Ph; L is O or S; R4 is halogen, NH2, NH(1-4C alkyl), N(1-4C alkyl)2, OH, 1-4C alkoxy; R5 is H, 1-12C alkyl, phenyl(1-4C)alkyl or Ph (opt. substd. with halogen, 1-4C alkyl, 1-4C alkoxy or 2-5C acyl); R6 is 1-12C alkyl, Ph (opt. substd. with halogen, 1-4C alkyl, 1-4C alkoxy or 2-5C acyl); R7 is H or 1-12C alkyl; R8 and R9 are each H, OH, 1-4C alkyl, 1-4C alkoxy or 2-5C acyl; R10 is H or 1-4C alkyl; R11 and R12 are each H, OH, halogen, CF3, 1-4C alkyl or 1-4C alkoxy; A is (d), (e), X1A1X2, X2A2X3, X4A2X2, (CH2)1-2NHCO(CH2)1-3X2, -CH=CHA2X2; B is CH=CH, CH=N, S or (f); A1 is 2-4C alkylene, cis- or trans-CH2CH=CHCH2, CH2CCCH2, etc.; A2 is 1-5C alkylene; X1 is O, NH, S, SO, SO2, CO, CH2 or a gp. of formula (d); X2 is O, NH, S or a gp. of formula (e); X3 is NHCO, CONH, SO2NH or a gp. of formula (d); X4 is NHCO, CONH, NHSO2, SO2NH or NHCONH.