摘要:
New antiarrythmic diamines are disclosed. pa These new compounds are represented by the following general formula: ##STR1## wherein: A is NO.sub.2, RSO.sub.2 NH or RSO.sub.2, whereinR represents a lower alkyl group.B is >CH.sub.2 or >C.dbd.O,Y is a lower alkyl group,Z is a lower alkyl or benzyl group,n is an integer 2 or 3.The compounds of the present invention are useful as antiarrhythmic agents.
摘要:
A series of new 1,3-dioxane derivatives are disclosed. These compounds have an outstanding anti-peptic ulcerative activity and are useful as novel anti-peptic ulcer agents. Such compounds are synthesized by reacting a 1,3-butanediol derivative with suitable ketone.
摘要:
The present invention is a compound of general formula (I) or a pharmaceutically acceptable salt of, wherein W represents carbon chain from 9 to 17 which containing double bond or hydroxy group occasionally; X represents carbon chain from 11 to 25 which containing double bond or hydroxy group occasionally; Y represents —(CH2)a—CH═CH—(CH2)a′—, —(CH2)a— (a, a′ denotes an integer of 0-5 and a+a′ is 5 and under.), —S(O)0-2CH2—, —NHCH2—; Z represents —CO—, —SO2—; R represents —CH2OH, CO2H, CH2OCH2CO2SO3H; R0 represents —OH, —NH2, —NHAc.
摘要:
C-glycoside derivatives are disclosed, which are represented by the following formula (I) and its pharmaceutical acceptable salt, and which are useful for the treatment and/or prevention of diabetes and hypoglycemia. wherein: with the provisos that R1 is H, OH, lower alkyl, O-lower alkyl or R2 is H, —COO-lower alkyl, R5 is —CH2OH, —CH2OCO2-lower alkyl, —CH2OSO3H, —COOH or —COONa; wherein: A is (with the provisos that X is oxygen atom, nitrogen atom or sulfur atom R3 is lower alkyl when m=0, and is lower alkyl, —OH or —O-lower alkyl when m=1, . . . means saturated or unsaturated carbon bond; m is 0 or 1; n is 0, 1 or 2; above mentioned-lower alkyl means C1-C5.) or a pharmaceutical acceptable salt.
摘要:
A series of new azulene analogues are disclosed, which are represented by the following formula: ##STR1## wherein: R.sub.1 is --COOH, --COOR.sub.4 (R.sub.4 represents a lower alkyl), --CH.dbd.CH--COOH, --CH.sub.2 --COOH or --SO.sub.3 H;R.sub.2 is a hydrogen atom or lower-alkyl group;R.sub.3 is a hydrogen atom, a lower alkyl or benzyl group;A is --SO.sub.2 --, ##STR2## (R.sub.5 represents a lower alkyl); B is a phenyl, a lower alkylphenyl, a lower alkoxyphenyl, nitrophenyl, trifluoroalkylphenyl, mono-or di-halogenated-phenyl, naphthyl or tetrahydroaphthyl group;Y is an alkylene or alkenylene group.The compounds of the present invention are useful as thromboxane A.sub.2 and prostagrandin endoperoxide receptor antagonists.
摘要:
A new series of benzofuran and benzothiophene derivatives are disclosed. These compounds have a structure which can be obtained by substituting the third position of 2-lower alkyl-benzofuran or 2-lower alkyl-benzothiophene with a substituted benzene derivative, itaconic acid derivative or a substituted phenoxymethyl tetrazole derivative. They are useful as diuretics without side effects of elevating serum uric acid levels and can be used in the treatment of hyperuricemia.
摘要:
A new series of benzofuran and benzothiophene derivatives are disclosed. These compounds have a structure which can be obtained by substituting the third position of 2-lower alkyl-benzofuran or 2-lower alkyl-benzothiophene with a substituted benzene derivative, itaconic acid derivative or a substituted phenoxymethyl tetrazole derivative. They are useful as diuretics without side effects of elevating serum uric acid levels and can be used in the treatment of hyperuricemia.
摘要:
Derivatives of 2-substituted-cycloheptoimidazole are disclosed, which are represented by the following formula: ##STR1## wherein R is a hydrogen atom, a lower-alkyl, acetyl, lower-alkylaminoalkyl or ethylenedioxyethyl group. A represents a phenyl, pyridyl, benzimidazolyl, imidazolyl, thiazolyl, thiadiazolyl, oxazolyl or isoxazolyl group; each of which optionally possesses one substituent or more and m is 0 or 1, and n is 1 or 2. These compounds are useful as anti-ulcerative agents.
摘要:
A new series of azulene derivatives are disclosed. These compounds are stable to light and heat and are useful as anti-ulcerative and anti-inflammatory agents. Such compounds can be synthesized by reacting 2H-cyclohepta(b) furan-2-one or its derivative substituted by a lower alkyl with a suitable enamine derived from a corresponding aldehyde or ketone, and then sulfonating the compound resulting from said reaction.
摘要:
A series of new 2,4-substituted thiazole derivatives are disclosed. These compounds have anti-histaminergic activity, especially, outstanding gastric anti-secretory activity.The compounds of this invention are obtained mainly by reacting 2-substituted-4-aminoalkyl-thiomethyl thiazole with a compound having methylthio or hydroxy group corresponding thereto.