Abstract:
Carboxylic acid derivatives have the formula (I), in which R1 stands for tetrazole or a group (a); R2 stands for hydrogen, hydroxy, NH¿2?, NH(C1-c4-alkyl), N(C1-C4-alkyl)2, halogen, C1-C4-alkyl, C2-C4-alkenyl, C2-C4-alkinyl, C1-C4-halogenalkyl, C1-C4-alkoxy, C1-C4-halogenalkoxy or C1-C4-alkylthio, or CR?2¿ is linked with CR10, as indicated below, into a 5- or 6-membered ring; X stands for nitrogen or methine; Y stands for nitrogen or methine; Z stands for nitrogen or CR10, wherein R10 is hydrogen or C¿1?-C4-alkyl or CR?10¿ forms together with CR?2 or CR3¿ an optionally substituted 5- or 6-membered alkylene or alkenylene ring, and wherein one or more methylene groups can be substituted by oxygen, sulphur, -NH or -N(C¿1?-C4-alkyl); R?3¿ stands for hydrogen, hydroxy, NH¿2?, NH(C1-C4-alkyl), N(C1-C4-alkyl)2, halogen, C1-C4-alkyl, C2-C4-alkenyl, C2-C4-alkinyl, C1-C4-hydroxyalkyl, C1-C4-halogenalkyl, C1-C4-alkoxy, C1-C4-halogenalkoxy, C1-C4-alkylthio; or CR?3¿ is linked to CR10 as indicated above into a 5- or 6-membered ring, R?4 and R5¿ (which may be identical or different) stand for optionally substituted phenyl or naphthyl, or for phenyl or naphthyl which are linked to each other at the ortho-position by a direct bond, a methylene, ethylene or ethenylene group, an oxygen or sulphur atom or an SO¿2?, NH or N-alkyl group; optionally substituted C3-C8-cycloalkyl; R?6¿ stands for optionally substituted C¿3?-C8-cycloalkyl; optionally substituted phenyl or naphthyl, a 5- or 6-membered, optionally substituted heteroaromatic compound containing one to three nitrogen atoms and/or one sulphur or oxygen atom; W stands for sulphur or oxygen; Q is a spacer with a length that corresponds to a C2-C4 chain. Also disclosed are the physiologically tolerable salts of these compounds, as well as their pure enantiomer and diastereoisomer forms, their preparation and use as mixed ETA/ETB-receptor antagonists.
Abstract:
The invention relates to carboxylic acid derivatives of formula (I), wherein R represents a group (a) or (b), R and R being the same or different and having the following meaning: hydrogen; on the condition that R and R are not hydrogen at the same time, C1-C8-alkyl, C3-C8-cycloalkyl, C3-C8-alkenyl, C3-C8-alkinyl, benzyl, phenyl, naphthyl, optionally substituted; or R and R together form an optionally substituted C3-C7-alkylene chain which is closed in a ring and in which an alkylene group can be replaced by oxygen, sulphur or nitrogen; or R and R together form an optionally substituted C3-7-alkylene chain or C3-C7-alkenylene chain which is closed in a ring and to which an optionally substituted phenyl ring is anellated. The other substituents have the meanings given in the description. The invention also relates to the production of the novel carboxylic acid derivatives and to their use as endothelin receptor antagonists.
Abstract:
Carboxylic acid derivatives have the formula (I), in which R to R6, X, Y, and Z have the meanings given in the description. Also disclosed is their preparation. These new compounds are useful for controlling diseases.
Abstract:
Heterocyclyl-substd. propanoic acids and their derivs., of formula (I), are new. R = formyl, tetrazolyl, nitrile, COOH or a gp. that can be hydrolysed to COOH; X = N or CR14; R2 = H, OH, NH2, alkylamino, dialkylamino, halo, alkyl, haloalkyl, alkoxy, haloalkoxy or alkylthio; R14 = H or 1-5 C alkyl; R3 = R2 or alkoxyimino; or CR3 + CR14 = 5 or 6 membered alkylene or alkenyl ring (opt. substd. by 1-2 alkyl) in which a methylene can be replaced by O, S, NH or alkylamino; R4, R5 = phenyl or naphthyl (both opt. substd. by one or more halo, NO2, CN, OH, alkyl, haloalkyl, alkoxy, haloalkyloxy, phenoxy, alkylthio, NH2, alkylamine or dialkylamino) or 3-7 C cycloalkyl; or the phenyl or naphthyl gps. are opt. bonded at the O- position (by a bond, CH2, O, S, SO2, ethylene, ethenylene or opt. alkylated amino); R6 = H, 1-8 C alkyl, 2-6 C alkenyl, 3-6 C alkynyl, 3-8 C cycloalkyl (all opt. substd. by 1 or more halo, NO2, CN, alkoxy 3-6 C alkenyloxy, 3-6 C alkynyloxy, alkylthio, haloalkoxy, alkylcarbonyl, alkoxycarbonyl, 3-8 C alkylcarbonylalkyl, alkylamino, dialkylamino, phenyl, Ph or OPh), Ar or Het; Y = S, O or bond; Q = S, O, SO, SO2 or bond; Ph = substd. phenyl, where substits. are halo, NO2, CN, alkyl, haloalkyl, alkoxy, haloalkoxy or alkylthio; Ar = phenyl or naphthyl (both opt. substd. by 1 or more halo, NO2, CN, OH, NH2, alkylamino, dialkylamino or OCH2CH2O); Het = 5 or 6 membered heteroaromatic with 1-3 N atoms and/or one S or O (opt. substd. by 1-4 halo and/or 1 or 2 alkyl, haloalkyl, alkoxy, haloalkoxy, alkylthio, phenyl, phenoxy or phenyl carbonyl (where the phenyl is opt. substd. by 1-5 halo and/or 1-3 alkyl, haloalkyl, alkoxy, haloalkoxy and/or alkylthio)); alkyl and alkoxy have 1-4 C unless otherwise stated; provided that R6 is not H when Q = bond.
Abstract:
The present invention relates to carboxylic acid derivatives of the formula Iwhere the substituents have the meanings explained in the description, and to preparation and use as endothelin receptor antagonists.
Abstract:
The invention relates to carboxylic acid derivatives of formula (I), in which the substituents have the following meanings: R is tetrazol or a group (a); W and Z, can be identical or different and are nitrogen or methine, provided that if W and Z are methine, then Q is nitrogen; X is nitrogen or CR ; Y is nitrogen or CR ; Q is nitrogen or CR , provided that if Q is nitrogen then X is CR and Y is CR ; R and R are identical or different and are possibly substituted phenyl or naphthyl or phenyl or naphthyl which are linked in an ortho position via a direct bond, a methlyene, ethylene or ethenylene group, an oxygen or sulfur atom or a SO2-, NH- or N-alkyl group or possibly substituted C5-C6-cycloalkyl; R is a rest (b) or (c); and R is hydrogen, C1-C4-alkyl. The invention further relates to their preparation and their use as endothelin receptor antagonists. The invention also relates to compounds of formula (II) and a structural fragment of formula (d) in which the rests R , R , R , R and R have the meanings given in claim no. 1 and to their use as structural elements in an endothelin receptor antagonist.
Abstract:
The invention relates to carboxylic acid derivatives of formula (I), wherein the substituents have the meaning as commented in the description. It also relates to the production and use of same as endothelin receptor antagonists.
Abstract:
PCT No. PCT/EP95/01099 Sec. 371 Date Sep. 30, 1996 Sec. 102(e) Date Sep. 30, 1996 PCT Filed Mar. 23, 1995 PCT Pub. No. WO95/26716 PCT Pub. Date Oct. 12, 1995A method of inhibiting endothelin receptors by administering to a patient a compound of the formula I I
Abstract:
PCT No. PCT/EP95/01099 Sec. 371 Date Sep. 30, 1996 Sec. 102(e) Date Sep. 30, 1996 PCT Filed Mar. 23, 1995 PCT Pub. No. WO95/26716 PCT Pub. Date Oct. 12, 1995A method of inhibiting endothelin receptors by administering to a patient a compound of the formula I I