Abstract:
Compounds having the formula (1): wherein A is a phenyl, naphthyl, dihydronaphthyindeny, pyridyl, indolyl,isoindolyl, quinolyl or isoquinolyl group which are optionally substituted; X is optionally substituted alicyclic, aromatic, imino or heterocyclic groups or —S— or —O—; Y is a single bond or an alkylene group; Z is an unsubstituted aliphatic group or divalent residue of benzene or pyridine, which is optionally substituted; anis hydrogen, lower alkyl, cycloalkyl, aryl or aralkyl; with certain provisos. These compounds exhibit an inhibitory effect on the production of IgE antibodies and are, hence, useful as antiallergic agents.
Abstract:
An azoxy compound represented by the following general formula ##STR1## wherein R.sub.1 denotes a hydrogen atom, a halogen atom, a hydroxyl group, a lower alkoxy group, a lower alkoxy-lower alkoxy group or a group of the formula X.sub.1 --C.tbd.C--CH.sub.2 O-- wherein X.sub.1 is a hydrogen atom or a halogen atom;R.sub.2 denotes a hydrogen atom or a lower alkyl group;R.sub.3 denotes a hydrogen atom or a lower alkyl group;R.sub.4 denotes a hydrogen atom or a group of the formula X.sub.2 --C.tbd.C--CH.sub.2 -- wherein X.sub.2 is a hydrogen atom or a halogen atom;R.sub.5 denotes a hydrogen atom or a lower alkyl group;andn is 0 or 1.This compound has an excellent antifungal activity against fungi infectious to warm-blooded animals and fungi infectious to agrohorticultural crops or fruit trees, and is useful as a medicine, a veterinary drug and an agrohorticultural antifungal agent.
Abstract:
Novel thrombin-binding substances (A) and (B) are disclosed. The thrombin-binding substances have the following characteristics:(a) molecular weight:Thrombin-binding substance (A):90,000-92,000 under reduced conditions55,000-58,000 under unreduced conditionsThrombin-binding substance (B):98,000-105,000 under reduced conditions60,000-65,000 under unreduced conditions(b) isoelectric point:Thrombin-binding substance (A): pH 6.0-6.8Thrombin-binding substance (B): pH 5.8-6.5(c) affinity: strong affinity to thrombin(d) activity:(1) capable of promoting the thrombin catalyzed activation of protein C(2) prolongs clotting time; and(e) stability: stable to denaturing agents (sodium dodecylsulfate and urea).The thrombin-binding substances are useful as a medicine for curing thrombosis.
Abstract:
A novel thrombin-binding substance having the characteristics of (a) molecular weight: 47,000.+-.6,000 in reduced condition and 38,000.+-.6,000 in unreduced condition, (b) isoelectric point: pH 4.9-5.7, (c) affinity: strong affinity to thrombin, (d) activity: (1) capable of promoting the thrombin catalyzed activation of protein C, (2) prolongs clotting time; and (e) stability: stable to denaturing agents (urea sodium and dodecylsulfate), can be prepared from a human placenta by means of extraction, fractionation using ion exchange chromatography and affinity chromatography, and/or gel filtration, followed by electrophoresis. The substance is useful as a medicine for the treatment of thrombosis.
Abstract:
A compound represented by the following formula ##STR1## wherein A represents a direct bond or the bond --O--CH.sub.2 --,B represents a C.sub.1 -C.sub.11 alkylene group bonded to a carbon atom of the aromatic ring D either directly or through --O--, --S--, --SO-- or --NH--,W represents a carbon or nitrogen atom,R.sub.1 represents a C.sub.3 -C.sub.7 alkyl group, a hydroxy-C.sub.1 -C.sub.6 alkyl group, or a phenyl- or diphenyl-alkyl group with the alkyl group having 1 to 4 carbon atoms,R.sub.2 represents a member selected from the group consisting of hydrogen, halogen, OH, C.sub.1 -C.sub.4 alkyl, NO.sub.2, C.sub.1 -C.sub.4 alkoxy, acetyl, allyloxy, carbamoyl and sulfamoyl, and when two or more R.sub.2 groups exist, they may be identical or different, andn represents 1, 2 or 3 and m represents 1 or 2, provided that n+m.gtoreq.4;and an acid addition salt thereof; a process for producing the same; and a pharmaceutical composition comprising aforesaid compound.
Abstract:
A compound represented by the following formula ##STR1## wherein A represents a direct bond or the bond --0--CH.sub.2--,B represents a C.sub.1 -C.sub.11 alkylene group bonded to a carbon atom of the aromatic ring D either directly or through --O--, --S--, --SO-- or --NH--,W represents a carbon or nitrogen atom,R.sub.1 represents a C.sub.3 -C.sub.7 alkyl group, a hydroxy-C.sub.1 -C.sub.6 alkyl group, or a phenyl- or diphenyl-alkyl group with the alkyl group having 1 to 4 carbon atoms,R.sub.2 represents a member selected from the group consisting of hydrogen, halogen, OH, C.sub.1 -C.sub.4 alkyl, NO.sub.2, C.sub.1 -C.sub.4 alkoxy, acetyl, allyloxy, carbamoyl and sulfamoyl, and when two or more R.sub.2 groups exist, they may be identical or different, andn represents 1, 2 or 3 and m represents 1 or 2, provided that n+m.gtoreq.4;and an acid addition salt thereof; a process for producing the same; and a pharmaceutical composition comprising aforesaid compound.
Abstract:
A tetrahydroxanthone derivative represented by the general formula: ##STR1## wherein R is a hydrogen atom, a hydroxyl, cyano, lower alkyl, lower alkoxy, lower acyloxy, benzoyloxy or tetrazolyl group, or ##STR2## (R.sub.3 is a hydrogen atom, R.sub.4 is a hydrogen atom, a phenyl group which may be optionally substituted, or a tetrazolyl group; or R.sub.3 and R.sub.4 commonly form a ring together with the adjacent nitrogen atom and another nitrogen atom or an oxygen atom); R.sub.1 is a hydrogen or halogen atom, a lower alkyl, cyano, carboxyl or tetrazolyl group, or ##STR3## (R.sub.5 is a hydrogen atom, R.sub.6 is a phenyl group which may be optionally substituted, or a tetrazolyl group; or R.sub.5 and R.sub.6 commonly form a ring together with the adjacent nitrogen atom and an oxygen atom); and R.sub.2 is a hydrogen or halogen atom, or a lower alkyl group; with the proviso that neither R nor R.sub.1 is a hydrogen atom; when R is --CONH.sub.2, R.sub.1 and R.sub.2 are not respectively a hydrogen atom nor a hydrogen or halogen atom, or a lower alkyl group; and R.sub.2 and R.sub.1 are not respectively a hydrogen atom nor a halogen atom or a lower alkyl group. Exhibits anti-allergic, anti-inflammatory, analgesic, inhibitory and asthma-treating activities.
Abstract:
The present invention is directed to (S)-(−)-1-(4-fluoroisoquinolin-5-yl)sulfonyl-2-methyl-1,4-homopiperazine hydrochloride dihydrate, to a method producing the dihydrate, and to a drug composition containing the dihydrate. The compound of the present invention has less hygroscopicity as compared with (S)-(−)-1-(4-fluoroisoquinolin-5-yl)sulfonyl-2-methyl-1,4-homopiperazine hydrochloride anhydrous crystals and thus, exhibits excellent chemical stability.
Abstract:
The invention provides novel anilide compounds and pharmaceutical compositions comprising them. The invention relates to compounds of a formula: wherein Ar is an optionally-substituted aryl group; R4 and R5 are the same or different, and each is a hydrogen atom, a lower alkyl group, or a lower alkoxy group; and R4 and R5 may together form a lower alkylene group of which one or more methylene moieties may optionally be substituted by oxygen and/or sulfur atoms; X is —NH—, or an oxygen or sulfur atom; Y is —NH—, an oxygen or sulfur atom, or a sulfoxide or sulfone group; Z is a single bond, or —NR6—; R4 represents a hydrogen atom or a lower alkylene group; and n is an integer of from 0 to 15; and their salts and solvates. The compounds of the invention are useful as pharmaceutical compositions, especially as acyl coenzyme A cholesterol acyltransferase (ACAT) inhibitors.
Abstract translation:本发明提供了新的酰苯胺化合物和包含它们的药物组合物。本发明涉及下式的化合物:其中Ar是任选取代的芳基; R 4和R 5相同或不同,并且各自是氢原子,低级烷基 基团或低级烷氧基; 并且R 4和R 5可以一起形成低级亚烷基,其中一个或多个亚甲基部分可以任选地被氧和/或硫原子取代; X是-NH-或氧或硫原子; Y是-NH-, 氧或硫原子,或亚砜或砜基; Z为单键或-NR 6 - ; R 4表示氢原子或低级亚烷基; 和n为0至15的整数;以及它们的盐和溶剂化物。本发明的化合物可用作药物组合物,特别是作为酰基辅酶A胆固醇酰基转移酶(ACAT)抑制剂。
Abstract:
The present invention is directed to a pyrimidine derivative of the following formula (1) or a salt of the derivative: ##STR1## �wherein R.sup.1 represents a hydroxyl group, a lower alkoxy group, a phenyloxy group which may have a substituent, an aralkyloxy group which may have a substituent, or --NR.sup.2 R.sup.3 ; X represents an oxygen atom or N--R.sup.4 ; m is 2 or 3; and n is 1 or 2 (wherein each of R.sup.2 and R.sup.3, which are identical to or different from each other, represents a hydrogen atom, a hydroxyl group, a lower alkyl group which may have a substituent, a phenyl group which may have a substituent, an aralkyl group which may have a substituent, or a heterocyclic group which may have a substituent; R.sup.4 represents a lower alkyl group, a phenyl group, a formyl group, or a lower alkoxycarbonyl group)!, as well as to a medicine containing the derivative or salt as the active ingredient. The compounds exhibit strong binding inhibitory activity against endothelin having potent vasoconstrictive effect. Therefore, the compounds are effective as remedies for various diseases including circulatory diseases.