5-methyl-pyridine-2,3-diol | 856952-50-6

• 分子结构分类: 有机化合物 - 有机杂环化合物 - 吡啶及其衍生物
• 英文名称: 5-methyl-pyridine-2,3-diol
• 英文别名: 5-Methyl-pyridin-2,3-diol；3-hydroxy-5-methyl-1H-pyridin-2-one
• CAS: 856952-50-6
• 化学式: C₆H₇NO₂
• mdl: MFCD13175437
• 分子量: 125.127
• InChiKey: WLNOODYSRMFEDN-UHFFFAOYSA-N

物化性质

• 沸点：
  356.2±42.0 °C(Predicted)
• 密度：
  1.269±0.06 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  0
• 重原子数：
  9
• 可旋转键数：
  0
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.166
• 拓扑面积：
  49.3
• 氢给体数：
  2
• 氢受体数：
  2

反应信息

• 作为产物：
  描述：

  alkaline earth salt of/the/ methylsulfuric acid 生成 5-methyl-pyridine-2,3-diol
  参考文献：
  名称：

  Feist, Chemische Berichte, 1902, vol. 35, p. 1555

  摘要：

  DOI：

文献信息

• DIHYDROXY AROMATIC HETEROCYCLIC COMPOUND
  申请人：TAKEDA PHARMACEUTICAL COMPANY LIMITED

  公开号：US20140336165A1

  公开（公告）日：2014-11-13

  Provided is a compound having a D-amino acid oxidase (DAAO) inhibitory action, and useful as, for example, a prophylaxis and/or therapeutic agent for schizophrenia or neuropathic pain. The present inventors have studied a compound that inhibits DAAO, and confirm that a dihydroxy aromatic heterocyclic compound has a DAAO inhibitory action, and completed the present invention. That is, the dihydroxy aromatic heterocyclic compound of the present invention has a good DAAO inhibitory action, and can be used as a prophylaxis and/or therapeutic agent for, for example, schizophrenia or neuropathic pain.

  提供的是一种具有D-氨基酸氧化酶（DAAO）抑制作用的化合物，可用作例如精神分裂症或神经病性疼痛的预防和/或治疗剂。本发明人员研究了一种能够抑制DAAO的化合物，并确认一种二羟基芳香杂环化合物具有DAAO抑制作用，并完成了本发明。换言之，本发明的二羟基芳香杂环化合物具有良好的DAAO抑制作用，并可用作例如精神分裂症或神经病性疼痛的预防和/或治疗剂。
• CEPHEM COMPOUND HAVING PYRIDINIUM GROUP
  申请人：Nishitani Yasuhiro

  公开号：US20140114060A1

  公开（公告）日：2014-04-24

  The present invention provides a novel compound which has a broad antibacterial spectrum and particularly exhibits a high antibacterial activity on β-lactamase-producing gram-negative bacteria. Specifically provided are: a compound represented by formula (I) wherein the meaning of each symbol is as defined in the description, an amino-group-protected form of a type of the compound which has the amino group on a ring in a position-7 side chain, or a pharmaceutically acceptable salt of the compound or the amino-group-protected form; and a pharmaceutical composition containing the compound, the amino-group-protected form or the pharmaceutically acceptable salt.

  本发明提供了一种新型化合物，具有广泛的抗菌谱，特别对产β-内酰胺酶的革兰氏阴性细菌表现出高抗菌活性。具体提供的是：一种由式(I)表示的化合物，其中每个符号的含义如描述中定义的那样，一种在环上具有氨基团的化合物的保护形式，该化合物在位置-7侧链上具有氨基团，或者化合物或氨基团保护形式的药用可接受盐；以及含有该化合物、氨基团保护形式或药用可接受盐的药物组合物。
• CEPHEM COMPOUND HAVING PSEUDO-CATECHOL GROUP
  申请人：Yamawaki Kenji

  公开号：US20130079319A1

  公开（公告）日：2013-03-28

  A compound of the formula: wherein X is —N═, —CH═, or the like; W is —CH 2 — or the like; U is —S— or the like; R 1 and R 2 are each independently hydrogen, halogen, optionally substituted lower alkyl, or the like; Q is a single bond or the like; R 3 is hydrogen or the like; Ring A is a 6-membered aromatic heterocyclic group having 1-3 nitrogen atoms; each R 4 is independently hydrogen, halogen, or the like; m is an integer from 0 to 2; G is —C(═O)— or the like; D is a single bond, —NH—, or the like; and E is a cyclic quaternary ammonium group, or an ester, a protected compound at the amino on the ring in the 7-side chain, a pharmaceutically acceptable salt, or a solvate thereof.

  该化合物的化学式为：其中X为—N═、—CH═或类似基团；W为—CH2—或类似基团；U为—S—或类似基团；R1和R2各自独立地为氢、卤素、选择性取代的低碳基或类似基团；Q为单键或类似键；R3为氢或类似基团；环A为一个6元芳香杂环基团，具有1-3个氮原子；每个R4独立地为氢、卤素或类似基团；m为0到2的整数；G为—C(═O)—或类似基团；D为单键、—NH—或类似基团；E为一个环状季铵基团，或者是在7侧链上的氨基处的酯、保护化合物、药学上可接受的盐或其溶剂化物。
• THERAPEUTIC HYDROXYPYRIDINONES, HYDROXYPYRIMIDINONES AND HYDROXYPYRIDAZINONES
  申请人：Lavoie Edmond J.

  公开号：US20150232454A1

  公开（公告）日：2015-08-20

  The invention provides compounds of formula (I): and salts and prodrugs thereof wherein R4, X1 and X2 have any of the meanings defined in the specification, as well as pharmaceutical compositions comprising the compounds or salts and methods for their use in therapy. The compounds have useful antiviral properties.

  本发明提供公式(I)的化合物，以及其盐和前药，其中R4、X1和X2具有规范中定义的任何含义，以及包含该化合物或盐的药物组合物和在治疗中使用它们的方法。这些化合物具有有用的抗病毒性能。
• 2-SUBSTITUTED CEPHEM COMPOUNDS
  申请人：GLAXO GROUP LIMITED

  公开号：US20150299223A1

  公开（公告）日：2015-10-22

  The present invention relates to 2-substituted cephem compounds of Formula (I) having a quaternary ammonium group on the 3-side chain, preferably together with a cathechol group, or pharmaceutically acceptable salts thereof, which exhibit potent antimicrobial spectrum against a variety of bacteria including Gram negative bacteria and/or Gram positive bacteria, corresponding pharmaceutical compositions, methods of making, treatment methods for bacterial infections or uses thereof.

  本发明涉及具有第3侧链上季铵基团的2-取代头孢菌素化合物（I）, 与儿茶酚基团一起更佳，或其药学上可接受的盐，对包括革兰氏阴性菌和/或革兰氏阳性菌在内的多种细菌具有强效的抗微生物谱，相应的制药组合物，制备方法，治疗细菌感染的方法或其用途。