Ethyl-1,4-dihydro-4-oxo-pyridinacetat | 58530-44-2

• 分子结构分类: 有机化合物 - 有机酸及其衍生物 - 羧酸及其衍生物
• 英文名称: Ethyl-1,4-dihydro-4-oxo-pyridinacetat
• 英文别名: N-(4-Pyridonyl)-essigsaeureaethylester；N-(4-Pyridonyl)-essigsaeureethylester；(4-oxo-4H-pyridin-1-yl)-acetic acid ethyl ester；ethyl 2-(4-oxopyridin-1(4H)-yl)acetate；ethyl 2-(4-oxopyridin-1-yl)acetate
• CAS: 58530-44-2
• 化学式: C₉H₁₁NO₃
• 分子量: 181.191
• InChiKey: GUHKHJRFMVASHE-UHFFFAOYSA-N

物化性质

• 熔点：
  130-133 °C
• 沸点：
  278.8±40.0 °C(Predicted)
• 密度：
  1.171±0.06 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  0.6
• 重原子数：
  13
• 可旋转键数：
  4
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.33
• 拓扑面积：
  46.6
• 氢给体数：
  0
• 氢受体数：
  4

反应信息

• 作为反应物：
  描述：

  Ethyl-1,4-dihydro-4-oxo-pyridinacetat 生成 (4-氧代-4H-吡啶-1-基)乙酸
  参考文献：
  名称：

  HERTOG H. J. DEN; MAAS J., CHEM. AND PHARM. BULL. , 1975, 23, NO 11, 3008-3010

  摘要：

  DOI：

文献信息

• Substituted imidazo-[1,5-a][1,2,4]triazolo[1,5-d][1,4] benzodiazepine derivatives
  申请人：Buettelmann Bernd

  公开号：US20070082890A1

  公开（公告）日：2007-04-12

  The present invention is concerned with substituted imidazo[1,5-a][1,2,4]triazolo[1,5-d][1,4]benzodiazepine derivatives of the following formula wherein the definition of substituents is described in the claims. This class of compounds shows high affinity and selectivity for GABA A α5 receptor binding sites and might be useful as a cognitive enhancer or for the treatment of cognitive disorders like Alzheimer's disease.

  本发明涉及以下式的取代咪唑[1,5-a][1,2,4]三唑[1,5-d][1,4]苯二氮䓬啉衍生物，其中取代基的定义在权利要求中描述。这类化合物对GABA A α5受体结合位点表现出高亲和力和选择性，可能有助于作为认知增强剂或治疗认知障碍如阿尔茨海默病的药物。
• 6-(5-hydroxy-1H-pyrazol-1-yl)nicotinamide inhibitors of PHD
  申请人：Takeda Pharmaceutical Company Limited

  公开号：US09040522B2

  公开（公告）日：2015-05-26

  The present invention provides compounds of the formula: which are useful as inhibitors of PHD and pharmaceutical compositions thereof.

  本发明提供了以下式的化合物：它们可用作PHD的抑制剂及其制药组合物。
• 6-(5-HYDROXY-1H-PYRAZOL-1-YL)NICOTINAMIDE INHIBITORS OF PHD
  申请人：Takeda Phamaceutical Company Limited

  公开号：US20140296200A1

  公开（公告）日：2014-10-02

  The present invention provides compounds of the formula: which are useful as inhibitors of PHD, pharmaceutical compositions thereof, methods for treatment of conditions associated with HIF, processes for making the compounds and intermediates thereof.

  本发明提供了以下式子的化合物：该化合物可用作PHD的抑制剂，其制药组合物，用于治疗与HIF相关的疾病的方法，制备该化合物及其中间体的过程。
• Cephalosporin derivatives and bactericides containing the same
  申请人：MEIJI SEIKA KAISHA LTD.

  公开号：EP0209751A2

  公开（公告）日：1987-01-28

  New cephalosporin compounds represented by the following formula (I) and pharmaceutically acceptable salts thereof are provided, which have a broad bactericidal spectrum against various pathogenic bacteria including Pseudomonas aeruginosa and are useful as bactericidal remedies for pathogenic diseases of human and animals. wherein A represent an alkanoyloxy group having 2-5 caroo atoms; a carbamoyloxy group; an azido group; or an unsut stituted or substituted pyridylthio group of a formula (1-1): (where n is 0 or an integer of 3-5; R1 and R2 may be same or different and each represent a hydrogen atom, a halogen atom, a carboxyl gorup or an optionally halogen-substituted lower alkyl group having 1-5 carbon atoms; or an unsubstituted or substituted pyridiniumthio group of a formula (I-2): (where n, R' and R2 have the same meaning as above; R3 represents linear or branched alkyl group having 1-5 carbon atoms; a halogen-substituted alkyl group, a cyclopropyl group, a cyclopropylmethyl group, an alkenyl group, an ox- ygen atom or a group of-(CH2)m-B;(m is an integer of 0-3; and B represents a hydroxyl group, an alkoxy group, an amino group, an alkyl-substituted amino group, a carboxyl group a carbamoyl group, a sulfonic acid group, a sulfonic acid amide group, a hydroxamic acid group, a cyano group, a thiol group, an alkylthio group, a methanesulfonylaminocarbonyl group or an acetamidosulfonyl group)]; or an unsubstituted or substituted pyridinium group of a formula (1-3): (where n has the same meaning as above; R4 and R5 may be same or different and each represent a hydrogen atom, a linear or branched aklyl group having 1-5 carbon atoms, a carboxyl group, a carbamoyl group, a sulfonic acid group, a sulfonic acid amide group, a linear or branched alkylthio group having 1-5 carbon atoms, a halogen-substituted alkylthio group, a cycloalkanothio group, a cycloalkanomethylthio group, a carboxyalkylthio group, a carbamoylalkylthio group, an alkoxyalkylthio group or an alkyl-substituted aminoalkylthio group); or a 5- or 6- membered heterocyclicthio or bicycloheterocyclicthio group of a formula (1-4): (where Het represents an optionally substituted thiazole, isothiazole, 1,2,3-thiadiazole, 1,3,4-thiadiazole, 1,3,4-triazole, 1,2,3,4-tetrazole, pyrimidine, 1,2,4-triazine, benzothiazole, benzimidazole, benzoxazole, 1,3,4-triazaindolidine or 2,3-dihydro-1H-idolidinium group).

  本发明提供了由下式(I)代表的新型头孢菌素化合物及其药学上可接受的盐类，它们对包括铜绿假单胞菌在内的各种病原菌具有广泛的杀菌谱，可作为人类和动物病原性疾病的杀菌剂。 其中 A 代表具有 2-5 个碳原子的烷酰氧基；氨基甲酰氧基；叠氮基；或式（1-1）的未取代或取代的吡啶硫基： (其中 n 为 0 或 3-5 的整数；R1 和 R2 可以相同或不同，各自代表氢原子、卤素原子、羧基或可选的卤素取代的具有 1-5 个碳原子的低级烷基；或式（I-2）的未取代或取代的吡啶硫基： (其中 n、R' 和 R2 的含义同上；R3 代表具有 1-5 个碳原子的直链或支链烷基；卤素取代的烷基、环丙基、环丙基甲基、烯基、氧原子或(CH2)m-B 的基团；(m 为 0-3 的整数；B代表羟基、烷氧基、氨基、烷基取代的氨基、羧基、氨基甲酰基、磺酸基、磺酸酰胺基、羟肟酸基、氰基、硫醇基、烷硫基、甲磺酰氨基羰基或乙酰胺磺酰基）]；或式（1-3）的未取代或取代的吡啶鎓基团： (其中 n 的含义同上；R4和R5可以相同或不同，各自代表氢原子、具有1-5个碳原子的直链或支链烷基、羧基、氨基甲酰基、磺酸基、磺酸酰胺基、具有1-5个碳原子的直链或支链烷硫基、卤素取代的烷硫基、环烷硫基、环烷甲基硫基、羧基烷硫基、氨基甲酰基烷硫基、烷氧基烷硫基或烷基取代的氨基烷硫基）；或式（1-4）的 5 或 6 成员杂环硫基或双环杂环硫基： (其中 Het 代表任选取代的噻唑、异噻唑、1,2,3-噻二唑、1,3,4-噻二唑、1,3,4-三唑、1,2,3,4-四唑、嘧啶、1,2,4-三嗪、苯并噻唑、苯并咪唑、苯并恶唑、1,3,4-三氮吲哚啶或 2,3-二氢-1H-idolidinium 基团)。
• 6-(5-HYDROXY-1H-PYRAZOL-1-YL)NICOTINAMIDE DERIVATIVES AND THEIR USE AS PHD INHIBITORS
  申请人：Takeda Pharmaceutical Company Limited

  公开号：EP3336084A1

  公开（公告）日：2018-06-20

  The present invention provides compounds of the formula: which are useful as inhibitors of PHD, pharmaceutical compositions thereof, methods for treatment of conditions associated with HIF, processes for making the compounds and intermediates thereof.

  本发明提供了式中化合物： 本发明提供了可用作 PHD 抑制剂的式化合物、其药物组合物、治疗与 HIF 相关病症的方法、制造该化合物的工艺及其中间体。