3-Nitro-5-amide-1,4-dihydropyridines with positive inotropic activity
    2.
    发明授权
    3-Nitro-5-amide-1,4-dihydropyridines with positive inotropic activity 失效
    具有正性肌力活性的3-硝基-5-酰胺-1,4-二氢吡啶

    公开(公告)号:US4540684A

    公开(公告)日:1985-09-10

    申请号:US612093

    申请日:1984-05-18

    CPC分类号: C07D211/90

    摘要: A 1,4-dihydropyridine derivative of the formula ##STR1## in which R and R.sub.1 each independently is hydrogen, C.sub.1 -C.sub.4 -alkyl, C.sub.1 to C.sub.12 -alkoxy, C.sub.1 -C.sub.4 -halogenoalkoxy, halogen, nitro, trifluoromethyl, ##STR2## X is oxygen or sulphur, R.sub.4 and R.sub.5 each independently is hydrogen, C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.6 -alkoxy, halogen, trifluoromethyl, amino or nitro, andR.sub.2 and R.sub.3 each independently is hydrogen, a C.sub.1 -C.sub.10 -alkyl, C.sub.2 -C.sub.10 -alkenyl or C.sub.3 -C.sub.10 -alkinyl radical which is optionally substituted by halogen, hydroxyl, C.sub.1 -C.sub.4 -alkoxy, amino, mono- and di-C.sub.1 -C.sub.4 -alkylamino, carbo-C.sub.1 -C.sub.6 -alkoxy and/or nitro, a C.sub.3 to C.sub.6 -membered cycloalkyl radical, a phenyl radical which is optionally substituted by C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.6 -alkoxy, halogen, amino and/or nitro, or a phenyl-C.sub.1 -C.sub.3 -alkyl radical, or a carbohydrate radical which is optionally bonded via a C.sub.1 -C.sub.8 -alkyl chain to the amide nitrogen atomor a pharmaceutically acceptable acid addition salt thereof, which improves the contractility of the heart, raises the blood pressure, lowers the blood sugar, reduces the swelling of mucous membranes and affects the salt and fluid balances of a patient.

    摘要翻译: 其中R和R 1各自独立地为氢,C 1 -C 4 - 烷基,C 1 -C 12 - 烷氧基,C 1 -C 4卤代烷氧基,卤素,硝基,三氟甲基, X是氧或硫,R4和R5各自独立地是氢,C1-C4-烷基,C1-C6-烷氧基,卤素,三氟甲基,氨基或硝基,R2和R3各自独立地是氢,C1-C10 - 烷基,C 2 -C 10 - 烯基或C 3 -C 10 - 炔基,其任选被卤素,羟基,C 1 -C 4 - 烷氧基,氨基,单 - 和二-C 1 -C 4 - 烷基氨基,C 1 -C 6 - 和/或硝基,C3至C6元环烷基,任选被C 1 -C 4 - 烷基,C 1 -C 6 - 烷氧基,卤素,氨基和/或硝基取代的苯基,或苯基-C 1 -C 3 - 烷基或通过C1-C8烷基链任选与酰胺氮原子键合的碳水化合物基团或其药学上可接受的酸加成盐,其改善心脏的收缩力,使血压升高 ure,降低血糖,减少粘膜肿胀,影响患者的盐和液体平衡。

    Intermediate 8-carboxaldehyde-(-chromone and -thiochromone) derivatives
    6.
    发明授权
    Intermediate 8-carboxaldehyde-(-chromone and -thiochromone) derivatives 失效
    中间体8-甲醛 - ( - 色酮和硫代色酮)衍生物

    公开(公告)号:US4628107A

    公开(公告)日:1986-12-09

    申请号:US750571

    申请日:1985-06-28

    摘要: Novel chromone-8-aldehydes and thiochromone-8-aldehydes, useful in making pharmaceutically active dihydropyridines, of the formula ##STR1## in which R.sub.1 represents hydrogen, a C.sub.1 -C.sub.10 aliphatic hydrocarbon radical, a C.sub.1 -C.sub.10 alkyl carboxylate, or an aromatic or heteroaromatic ring which optionally has 1-5 identical or different halogen, C.sub.1 -C.sub.10 -alkyl, C.sub.1 -C.sub.10 -alkoxy, C.sub.1 -C.sub.10 -alkylthio, C.sub.1 -C.sub.10 -alkylsulphinyl, cyano, hydroxyl, nitro, C.sub.1 -C.sub.5 -monofluoroalkyl or polyfluoroalkyl, C.sub.1 -C.sub.5 monofluoroalkoxy or polyfluoroalkoxy, C.sub.1 -C.sub.6 monofluoroalkylthio or polyfluoroalkylthio, amino, C.sub.1 -C.sub.5 -monoalkylamino or C.sub.1 -C.sub.5 dialkylamino substituents,R.sub.2 represents hydrogen or 1 to 3 halogen atoms, A represents a single bond, a C.sub.1 -C.sub.20 alkylene chain or a C.sub.2 -C.sub.20 alkylene chain which can optionally be interrupted by oxygen or sulphur, andX represents oxygen or sulphur,are made from corresponding compounds which in 8-position carry an ester or olefinic radical.

    摘要翻译: 可用于制备药物活性二氢吡啶的新颖的色酮-8-醛和硫色酮-8-醛,其具有式“IMAGE”,其中R 1表示氢,C 1 -C 10脂族烃基,C 1 -C 10烷基羧酸酯或芳族 或任选具有1-5个相同或不同的卤素,C 1 -C 10 - 烷基,C 1 -C 10 - 烷氧基,C 1 -C 10 - 烷硫基,C 1 -C 10 - 烷基亚磺酰基,氰基,羟基,硝基,C 1 -C 5 - 单氟烷基或 多氟烷基,C 1 -C 5单氟烷氧基或多氟烷氧基,C 1 -C 6单氟烷硫基或多氟烷硫基,氨基,C 1 -C 5单烷基氨基或C 1 -C 5二烷基氨基取代基,R 2表示氢或1至3个卤素原子,A表示单键, 亚烷基链或可任选被氧或硫中断的C 2 -C 20亚烷基链,X表示氧或硫,由相应的8-位带有酯或烯基的化合物制成。