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    • 10. 发明授权
    • Hydroxyimino and alkoxyimino derivatives of 1,4-dihydropyridine and
anti-hypertensive compositions
    • 1,4-二氢吡啶和抗高血压组合物的羟基亚氨基和烷氧基亚氨基衍生物
    • US4508719A
    • 1985-04-02
    • US498248
    • 1983-05-26
    • Silvia Z. TricerriCesare CasagrandeFranco De MarchiMassimo Nicola
    • Silvia Z. TricerriCesare CasagrandeFranco De MarchiMassimo Nicola
    • C07D209/48C07D211/90A61K31/535A61K31/455C07D211/82C07D413/12
    • C07D209/48C07D211/90
    • Compounds of formula I: ##STR1## are described in which R.sup.1 is a linear or branched alkyl radical containing between 1 and 5 carbon atoms, the alkyl radical being unsubstituted or substituted by an alkoxy group; R.sup.2 is an unsubstituted phenyl of phenyl substituted by a nitro group; R.sup.3 is hydrogen or a linear or branched alkyl residue containing between 1 and 4 carbon atoms, the alkyl radical being unsubstituted or substituted by at least one alkoxy or fluorine atom or both alkoxy and fluorine atoms; R.sup.4 is hydrogen or a linear or branched alkyl containing between 1 and 4 carbon atoms, the alkyl radical being unsubstituted or substituted by alkoxy, carbalkoxy, dialkylamino, 1-aryl or 1-heteroarylpiperazinyl, aryl or a monocyclic 5 or 6 membered heterocycle in which at least one of the heteroatoms is N,O,S such as 1-piperidinyl, 4-morpholinyl or R.sub.4 is alkenyl or cyclo(C.sub.3 -C.sub.6)alkyl; and enantiomers, racemates, diastereoisomers and isomers (E) and (Z) and their salts with pharmaceutically acceptable acids.The novel compounds exhibit calcium-antagonistic activity.
    • 描述了式I化合物:其中R 1是含有1至5个碳原子的直链或支链烷基,该烷基是未取代的或被一个烷氧基取代; R2是被硝基取代的苯基的未取代的苯基; R3是氢或含有1至4个碳原子的直链或支链烷基,烷基是未取代的或被至少一个烷氧基或氟原子或烷氧基和氟原子所取代; R4是氢或含有1至4个碳原子的直链或支链烷基,该烷基是未取代的或被烷氧基,烷氧基,二烷基氨基,1-芳基或1-杂芳基哌嗪基,芳基或单环5或6元杂环取代,其中 至少一个杂原子是N,O,S如1-哌啶基,4-吗啉基或R4是烯基或环(C 3 -C 6)烷基; 和对映异构体,外消旋体,非对映异构体和异构体(E)和(Z)及其与药学上可接受的酸的盐。 新化合物显示钙拮抗活性。