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    • 105. 发明授权
    • Heterocyclic containing chromans
    • 含杂环的色带
    • US4234726A
    • 1980-11-18
    • US37958
    • 1979-05-09
    • Derek V. Gardner
    • Derek V. Gardner
    • A61K31/135A61K31/215C07C217/38C07C219/04C07D311/16C07D311/20C07D311/58C07D413/12C07D405/12
    • C07D311/16C07D311/20C07D311/58Y10S514/91
    • Compounds of the formula (I): ##STR1## or a pharmaceutically acceptable salt thereof wherein the NR.sub.1 R.sub.2 moiety is a 5-, 6-, or 7-membered saturated heterocyclic ring; R.sub.3 is hydrogen, alkyl of 1 to 4 carbon atoms or acyl of 1 to 4 carbon atoms; R.sub.4 is naphthyl or phenyl unsubstituted or substituted by one or two substituents selected from the group consisting of fluorine, chlorine, bromine, methoxyl, benzyloxyl, trifluoromethyl, methyl, cyano, nitro, acetoxyl, amino, methylamino, ethylamino, dimethylamino, diethylamino, acetamide, hydroxyl, methoxycarbonyl, ethoxycarbonyl, carboxamido, sulphonamido, carboxy, trifluoromethylthio, trifluoromethoxyl, methylsulphonyl, trifluomethylsulphonyl and methylthio; R.sub.5 is hydrogen or alkyl of 1 to 4 carbon atoms; R.sub.6 is hydrogen or alkyl of 1 to 4 carbon atoms; X is oxygen and the dotted line represents a single or double bond.
    • 式(I)化合物:其中NR1R2部分是5-,6-或7-元饱和杂环; R3是氢,1至4个碳原子的烷基或1至4个碳原子的酰基; R4是萘基或未取代的或被一个或两个选自氟,氯,溴,甲氧基,苄氧基,三氟甲基,甲基,氰基,硝基,乙酰氧基,氨基,甲基氨基,乙基氨基,二甲基氨基,二乙基氨基,乙酰胺 ,羟基,甲氧基羰基,乙氧基羰基,甲酰氨基,磺酰氨基,羧基,三氟甲硫基,三氟甲氧基,甲基磺酰基,三氟甲磺酰基和甲硫基; R5是氢或1-4个碳原子的烷基; R6是氢或1-4个碳原子的烷基; X是氧,虚线表示单键或双键。