8-Methyl-1(2H)-phthalazinon | 57835-98-0

• 分子结构分类: 有机化合物 - 有机杂环化合物 - 二氮杂萘
• 英文名称: 8-Methyl-1(2H)-phthalazinon
• 英文别名: 8-methyl-2H-phthalazin-1-one；8-methyl-2H-phthalazin-1-one
• CAS: 57835-98-0
• 化学式: C₉H₈N₂O
• 分子量: 160.175
• InChiKey: GNXAXTIOBXCSDE-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  1.1
• 重原子数：
  12
• 可旋转键数：
  0
• 环数：
  2.0
• sp3杂化的碳原子比例：
  0.11
• 拓扑面积：
  41.5
• 氢给体数：
  1
• 氢受体数：
  2

反应信息

• 作为反应物：
  描述：

  8-Methyl-1(2H)-phthalazinon 、 sodium hydroxide 、 碘甲烷 生成 2,8-dimethylphthalazin-1(2H)-one
  参考文献：
  名称：

  FRANCIS J. E.; DOEBEL K. J.; SCHUTTE P. M.; SAVARESE E. C.; HOPKINS S. E.+, CAN. J. CHEM., 1979, 57, NO 24, 3320-3331

  摘要：

  DOI：
• 作为产物：
  描述：

  7-甲基苯酞 、 N-溴代丁二酰亚胺(NBS) 、 过氧化苯甲酰 、 四氯化碳 、 肼 以87%的产率得到
  参考文献：
  名称：

  FRANCIS J. E.; DOEBEL K. J.; SCHUTTE P. M.; SAVARESE E. C.; HOPKINS S. E.+, CAN. J. CHEM., 1979, 57, NO 24, 3320-3331

  摘要：

  DOI：

文献信息

• PYRIDAZINONE GLUCOKINASE ACTIVATORS
  申请人：Berthel Steven Joseph

  公开号：US20090264434A1

  公开（公告）日：2009-10-22

  Provided herein are compounds of the formula (I): as well as pharmaceutically acceptable salts thereof, wherein the substituents are as those disclosed in the specification. These compounds, and the pharmaceutical compositions containing them, are useful for the treatment of metabolic diseases and disorders such as, for example, type II diabetes mellitus.

  本文提供的是化合物的公式(I)：以及其药学上可接受的盐，其中取代基如规范中所披露的那样。这些化合物及含有它们的药物组合物，对于治疗代谢性疾病和紊乱（例如2型糖尿病）是有用的。
• Sensitizing dye and silver halide photographic material
  申请人：——

  公开号：US20020106593A1

  公开（公告）日：2002-08-08

  Spectral sensitizing dyes represented by the following formulas ( 1 ) to ( 4 ) are disclosed; silver halide photographic materials and thermally developable photosensitive materials containing the dyes are also disclosed. 1

  以下公式（1）至（4）所代表的光谱敏化染料被揭示；同时也揭示了含有这些染料的银盐感光材料和热敏感材料。
• Colour photothermographic elements
  申请人：MINNESOTA MINING AND MANUFACTURING COMPANY

  公开号：EP0294099A2

  公开（公告）日：1988-12-07

  A photothermographic element comprising a support bearing a photothermographic medium, the medium comprising a light sensitive silver halide in reactive association with a silver salt of an organic acid and a colour generating reducing agent which is a leuco compound which is oxidisable by silver ions into a coloured dye of the general formula: in which:     n = 0, 1 or 2,     R¹ represents H, CN, lower alkyl of 1 to 5 carbon atoms, aryl or COOR⁶ in which R⁶ is lower alkyl of 1 to 5 carbon atoms or aryl,     R² and R³ independently represent CN, NO₂, COOR⁶, SO₂R⁶, CO.R⁶ in which R6 is as defined above or R² and R³ together represent the necessary atoms to form a 5- or 6-membered carbocyclic or heterocyclic ring having ring atoms selected from C, N, O and S atoms, which carbocyclic or heterocyclic rings possess at least one conjugated electron withdrawing substituent,     R⁴ and R⁵ independently represent H, CN or lower alkyl of 1 to 5 carbon atoms or together represent the necessary atoms to complete a 5 or 6-membered carbocyclic ring, and     Ar represents: a) a thienyl group which may be substituted with one or more lower alkyl groups of 1 to 5 carbon atoms, b) a furyl goup which may be substituted with one or more lower alkyl groups of 1 to 5 carbon atoms or c) a phenyl group which may be substituted with one or more groups selected from halogen, hydroxy, lower alkyl of 1 to 5 carbon atoms, lower alkoxy of 1 to 5 carbon atoms, NR⁷R⁸ in which R⁷ and R⁸ are independently selected from H, lower alkyl group of 1 to 5 carbon atoms which may possess substituents selected form CN, OH, halogen and phenyl, and phenyl group optionally substituted with substituents selected from OH, halogen, lower alkyl of 1 to 5 carbon atoms or lower alkoxy of 1 to 5 carbon atoms or R⁷ and R⁸ together represent the necessary atoms to complete a morpholino group, or said phenyl group may be part of a larger ring structure comprising two or more rings which may be aromatic or heterocyclic containing up . to 20 ring atoms selected from C, N, 0 and S.

  一种光热成像元件，包括一个承载光热成像介质的支架，该介质包括一个与有机酸银盐反应结合的光敏卤化银和一个可被银离子氧化成通式为彩色染料的白基化合物的显色还原剂： 其中 n = 0、1 或 2、 R¹ 代表 H、CN、1-5 个碳原子的低级烷基、芳基或 COOR⁶，其中 R⁶ 是 1-5 个碳原子的低级烷基或芳基、 R² 和 R³ 独立地代表 CN、NO₂、COOR⁶、SO₂R⁶、CO.R⁶，其中 R6 如上定义，或 R² 和 R³ 共同代表形成 5 或 6 元碳环或杂环所需的原子，该碳环或杂环的环原子选自 C、N、O 和 S 原子，该碳环或杂环具有至少一个共轭取电子取代基、 R⁴ 和 R⁵ 独立地代表 H、CN 或 1 至 5 个碳原子的低级烷基，或共同代表完成 5 或 6 元碳环所需的原子，以及 Ar 代表 a) 可被一个或多个 1 至 5 个碳原子的低级烷基取代的噻吩基、 b) 可被一个或多个 1 至 5 个碳原子的低级烷基取代的呋喃基，或 c) 可被一个或多个基团取代的苯基，这些基团选自卤素、羟基、1 至 5 个碳原子的低级烷基、1 至 5 个碳原子的低级烷氧基、NR⁷R⁸，其中 R⁷ 和 R⁸ 独立选自 H、1 至 5 个碳原子的低级烷基（可具有选自 CN、OH、卤素和苯基的取代基）、R⁷ 和 R⁸ 共同代表完成一个吗啉基团所需的原子，或者所述苯基可 以是一个更大的环状结构的一部分，该环状结构由两个或多个环组成，这些环可以是芳香族环， 也可以是杂环，最多包含......个环原子。至 20 个选自 C、N、0 和 S 的环原子。
• Photothermographic imaging materials and sensitisers therefor
  申请人：MINNESOTA MINING AND MANUFACTURING COMPANY

  公开号：EP0616014A2

  公开（公告）日：1994-09-21

  A heptamethine cyanine dye in which both nitrogen atoms of the cyanine chromophore bear a carboxyalkyl substituent comprising an alkyl chain of at least five carbon atoms. The dyes are useful as sensitisers in photothermographic imaging materials.

  一种七甲基氰基染料，其中氰基发色团的两个氮原子都带有一个由至少五个碳原子的烷基链组成的羧烷基取代基。这种染料可用作光热成像材料中的敏化剂。
• Schiff base quinone complexes and optical recording materials comprising the same
  申请人：Fuji Photo Film Co., Ltd.

  公开号：EP0802178A2

  公开（公告）日：1997-10-22

  Novel Schiff base quinone complexes are provided. They are useful as anti-fading agents and filter dyes. The anti-fading agents are applicable to heat developable photosensitive materials, silver halide photosensitive materials, and optical recording materials.

  提供了新型希夫碱醌复合物。它们可用作抗褪色剂和过滤染料。抗褪色剂适用于热显影感光材料、卤化银感光材料和光学记录材料。