会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 7. 发明授权
    • Olinecarboxylic acid derivatives
    • 奥林酸衍生物
    • US4659734A
    • 1987-04-21
    • US523329
    • 1983-08-15
    • Hiroshi EnomotoMasahiro KiseMasakuni OzakiMasahiko KitanoIwao Morita
    • Hiroshi EnomotoMasahiro KiseMasakuni OzakiMasahiko KitanoIwao Morita
    • C07D513/04A61K31/495C07D417/14
    • C07D513/04
    • A compound of the formula ##STR1## R.sub.1 is hydrogen, alkali metal, alkaline earth metal, lower alkyl, pivaloyloxymethyl or phthalidyl;R.sub.2, R.sub.3, R.sub.4 and R.sub.5 are the same or different and are hydrogen, halogen, lower alkoxy or ##STR2## wherein R.sub.6 and R.sub.7 are lower alkyl or R.sub.6 and R.sub.7 together with the nitrogen atom to which they are attached form a five- to seven-membered unsubstituted or substituted heterocyclic ring containing said nitrogen atom as the sole hetero atom or containing nitrogen, sulfur or oxygen as additional hetereo atoms;A is a saturated or unsaturated hydrocarbon chain of one to five carbon atoms, unsubstituted or substituted by lower alkyl; lower alkoxy; lower alkylthio; hydroxy; halogen; lower alkyl substituted by halogen, amino, loweralkoxycarbonyl, carboxy, lower-alkoxy, loweralkylthio, loweracyloxy or hydroxy; loweralkylamino; carboxy; nitro; cyano; carbonyl; imino; or by substituted or unsubstituted phenyl, phenylthio, phenylamino or phenoxy; andR.sub.2 and R.sub.3 or R.sub.3 and R.sub.4 or R.sub.4 and R.sub.5 together may be alkylenedioxy of 1 to 5 carbon atoms which form a ring with the carbon atoms to which they are attached; or a pharmaceutically acceptable salt thereof.
    • 式(1)的化合物R1是氢,碱金属,碱土金属,低级烷基,新戊酰氧基甲基或苯酞; R 2,R 3,R 4和R 5相同或不同,为氢,卤素,低级烷氧基或者其中R 6和R 7为低级烷基或R 6和R 7与它们所连接的氮原子一起形成5- 含有所述氮原子作为唯一杂原子或含有氮,硫或氧作为额外的反应原子的七元未取代或取代的杂环; A是1至5个碳原子的饱和或不饱和烃链,未被取代或被低级烷基取代; 低级烷氧基 低级烷硫基; 羟基; 卤素; 被卤素,氨基,低级烷氧基羰基,羧基,低级烷氧基,低级烷硫基,低级酰氧基或羟基取代的低级烷基; 低级烷基氨基; 羧基; 硝基 氰基; 羰; 亚氨基 或被取代或未取代的苯基,苯硫基,苯基氨基或苯氧基取代; 并且R 2和R 3或R 3和R 4或R 4和R 5一起可以是与其所连接的碳原子形成环的1至5个碳原子的亚烷基二氧基; 或其药学上可接受的盐。