4,5-Diamino-2-methyl-3(2H)-pyridazinone | 4725-76-2

• 分子结构分类: 有机化合物 - 有机杂环化合物 - 二嗪类
• 英文名称: 4,5-Diamino-2-methyl-3(2H)-pyridazinone
• 英文别名: 4,5-Diamino-2-methylpyridazine-3-one；methyl-1 diamino-4,5 pyridazinone-6；2-Methyl-4,5-diamino-pyridazinon-2；4,5-diamino-2-methyl-2H-pyridazin-3-one；4,5-Diamino-2-methylpyridazin-3(2H)-one；4,5-diamino-2-methylpyridazin-3-one
• CAS: 4725-76-2
• 化学式: C₅H₈N₄O
• mdl: MFCD11106732
• 分子量: 140.145
• InChiKey: TWOZHCSMCWOUIG-UHFFFAOYSA-N

物化性质

• 熔点：
  210-211 °C
• 沸点：
  217.1±50.0 °C(Predicted)
• 密度：
  1.56±0.1 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  -1.5
• 重原子数：
  10
• 可旋转键数：
  0
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.2
• 拓扑面积：
  84.7
• 氢给体数：
  2
• 氢受体数：
  4

反应信息

• 作为反应物：
  描述：

  4,5-Diamino-2-methyl-3(2H)-pyridazinone 在 phosphorus pentoxide 作用下， 以 various solvent(s) 为溶剂， 反应 29.0h， 生成 4,5-Diamino-2-methyl-3-(methylthio)pyridazinium Iodide
  参考文献：
  名称：

  Studies on the imidazo[4,5-d]pyridazine ring system. Course of alkylation of imidazo[4,5-d]pyridazine-4-thione

  摘要：

  DOI：

  10.1021/jo00325a008
• 作为产物：
  描述：

  methyl-1 amino-4 nitro-5 pyridazinone-6 在 氧化铂 氢气 作用下， 以 乙醇乙酸乙酯 为溶剂， 反应 3.0h， 以to yield 4,5-Diamino-2-methyl-2H-pyridazin-3-one (0.164 g) (LC/MS (polar method): Rt 0.38, [M+H]+ 141)的产率得到4,5-Diamino-2-methyl-3(2H)-pyridazinone
  参考文献：
  名称：

  3,4-Disubstituted Pyrazoles as Cyclin Dependent Kinases (Cdk) or Aurora Kinase or Glycogen Synthase 3 (Gsk-3) Inhibitors

  摘要：

  本发明提供了式（I）的化合物；或其盐、溶剂或N-氧化物；其中：Rq选择自组（a）、（b）和（c）；星号表示与吡唑环的连接点；X为N或CR5；X″为NR4；O、S或S（O）；A为键或—（CH2）m—（B）n—；B为C═O、NRg（C═O）或O（C═O），其中Rg为氢或C1-4烃基，可选地被羟基或C1-4烷氧基取代；m为0、1或2；n为0或1；R0为氢或与NRg一起，形成—（CH2）p—基团，其中p为2至4；R1至R6如描述中所定义。式（I）的化合物具有作为CDK、极光激酶和GSK-3激酶抑制剂的活性，可用于治疗或预防由该激酶介导的癌症等疾病。

  公开号：

  US20080004270A1

文献信息

• Condensed imidazole derivatives
  申请人：Eisai Co., Ltd.

  公开号：US20040116328A1

  公开（公告）日：2004-06-17

  The present invention is related to compounds represented by the following formula, or salts or hydrates thereof 1 wherein, T 1 represents a 4- to 12-membered heterocyclic group containing one or two nitrogen atoms in the ring, which is a monocyclic or bicyclic structure that may have one or more substituents; X represents a C 1-6 alkyl group which may have one or more substituents, or such; Z 1 and Z 2 each independently represent a nitrogen atom or a group represented by the formula —CR 2 —; R 1 and R 2 independently represent a hydrogen atom, a C 1-6 alkyl group which may have one or more substituents, or a C 1-6 alkoxy group which may have one or more substituents, or such. These are novel compounds that exhibit an excellent DPPIV-inhibiting activity.

  本发明涉及以下公式所代表的化合物，或其盐或水合物 其中， T 1 代表一个含有一个或两个氮原子的4-至12-成员杂环基团，在环中是单环或双环结构，可能具有一个或多个取代基; X代表一个C 1-6 烷基基团，可能具有一个或多个取代基，或类似物; Z 1 和Z 2 各自独立地代表一个氮原子或由公式—CR 2 —所代表的基团; R 1 和R 2 独立地代表氢原子，一个C 1-6 烷基基团，可能具有一个或多个取代基，或一个C 1-6 烷氧基基团，可能具有一个或多个取代基，或类似物。 这些是表现出优异DPPIV抑制活性的新颖化合物。
• [EN] 3,4-DISUBSTITUTED PYRAZOLES AS CYCLIN DEPENDENT KINASES (CDK) OR AURORA KINASE OR GLYCOGEN SYNTHASE 3 (GSK-3) INHIBITORS<br/>[FR] PYRAZOLES 3,4-DISUBSTITUTES SERVANT D'INHIBITEURS DE KINASES CYCLINES DEPENDANTES (CDK), OU DE KINASES AURORA OU DE GLYCOGENE SYNTASES 3 (GSK-3)
  申请人：ASTEX TECHNOLOGY LTD

  公开号：WO2006003440A1

  公开（公告）日：2006-01-12

  The invention provides compounds of the formula (I); or salts or solvates or N-oxides thereof; wherein: Rq is selected from groups (a), (b) and (c); the asterisk denoting the point of attachment to the pyrazole ring; X is N or CR5; X' is NR4', O, S or S(O); A is a bond or -(CH2)m-(B)n-; B is C=O, NRg(C=O) or O(C=O) wherein Rg is hydrogen or C1-4 hydrocarbyl optionally substituted by hydroxy or C1-4 alkoxy; m is 0, 1 or 2; n is 0 or 1; R0 is hydrogen or, together with NRg when present, forms a group -(CH2)p- wherein p is 2 to 4; and R1 to R6b are as defined in the description. Compounds of the formula (I) have activity as inhibitors of CDK, aurora and GSK-3 kinases are useful in treating or preventing diseases such as cancers that are mediated by the said kinases.

  本发明提供式(I)的化合物；或其盐、溶剂化物或N-氧化物；其中：Rq选自基团(a)、(b)和(c)；星号表示与吡唑环的连接点；X为N或CR5；X'为NR4'、O、S或S(O)；A为键或-(CH2)m-(B)n-；B为C=O、NRg(C=O)或O(C=O)，其中Rg为氢或C1-4烃基，可选择性地被羟基或C1-4烷氧基取代；m为0、1或2；n为0或1；R0为氢，或与存在的NRg一起形成基团-(CH2)p-，其中p为2至4；R1至R6b如说明书中所定义。式(I)的化合物作为CDK、aurora和GSK-3激酶的抑制剂，对于治疗或预防由所述激酶介导的疾病，如癌症，具有用途。
• Heterocyclic compounds, their production and use
  申请人：Takeda Chemical Industries, Ltd.

  公开号：US05753664A1

  公开（公告）日：1998-05-19

  A novel compound of the formula: A--Z--Ar.sup.1 1'CO--Ar.sup.2 wherein A is a condensed pyrimidinone or condensed pyridazinone ring; Ar.sup.1 and Ar.sup.2 are independently a ring; Z is a divalent group, or a salt thereof which have an excellent antitumor activity.

  一种新的化合物，其化学式为：A--Z--Ar.sup.1 1'CO--Ar.sup.2，其中A是一个紧凑的嘧啶酮或紧凑的吡啶并酮环；Ar.sup.1和Ar.sup.2分别是一个环；Z是一个二价基团，或其盐，具有出色的抗肿瘤活性。
• The synthesis of pyrazolo[3,4-<i>d</i>]pyridazines. Photochemical cyclization to pyrazolo[3,4-<i>d</i>]pyridazin-4(5<i>H</i>)-ones with subsequent functionalization
  作者：Kenji Kaji、Hiromu Nagashima、Yusho Ohta、Keizo Tabashi、Hirohisa Oda

  DOI：10.1002/jhet.5570210501

  日期：1984.9

  The synthesis of 1,3-disubstituted and 1,3,5-trisubstituted 1H-pyrazolo[3,4-d]pyridazin-4(5H)-ones is conveniently performed by photochemical cyclization. Functionalization of the former compounds leading to the formation of 1,4-disubstituted and 1,3,4-trisubstituted 1H-pyrazolo[3,4-d]pyridazines is smoothly effected through pertinent nucleophilic substitutions.

  通过光化学环化方便地进行1，3-二取代和1，3，5-三取代的1 H-吡唑并[3，4- d ]哒嗪-4（5 H）-one的合成。通过相关的亲核取代，可以平稳地实现导致形成1,4-二取代和1,3,4-三取代的1 H-吡唑并[3,4- d ]哒嗪的前一化合物的功能化。
• Novel condensed imidazole derivatives
  申请人：Yoshikawa Seiji

  公开号：US20060100199A1

  公开（公告）日：2006-05-11

  The present invention is related to compounds represented by the following formula, or salts or hydrates thereof wherein, T 1 represents a 4- to 12-membered heterocyclic group containing one or two nitrogen atoms in the ring, which is a monocyclic or bicyclic structure that may have one or more substituents; X represents a C 1-6 alkyl group which may have one or more substituents, or such; Z 1 and Z 2 each independently represent a nitrogen atom or a group represented by the formula —CR 2 —; R 1 and R 2 independently represent a hydrogen atom, a C 1-6 alkyl group which may have one or more substituents, or a C 1-6 alkoxy group which may have one or more substituents, or such. These are novel compounds that exhibit an excellent

  本发明涉及以下式子所表示的化合物、盐或水合物：其中，T1代表一个含有一个或两个氮原子的4-至12元杂环基团，它是一个单环或双环结构，可能有一个或多个取代基；X代表一个C1-6烷基基团，它可能有一个或多个取代基，或者如此；Z1和Z2各自独立地代表一个氮原子或者由公式—CR2—所表示的基团；R1和R2各自独立地代表一个氢原子，一个C1-6烷基基团，它可能有一个或多个取代基，或者一个C1-6烷氧基基团，它可能有一个或多个取代基，或者如此。这些是新颖的化合物，具有优异的性能。