4-溴-5-甲基-1H-吲唑 | 926922-40-9

• 物质功能分类: 生物 - 细胞培养 - 添加剂
• 分子结构分类: 有机化合物 - 有机杂环化合物 - 苯并吡唑类
• 中文名称: 4-溴-5-甲基-1H-吲唑
• 英文名称: 4-bromo-5-methyl-1H-indazole
• CAS: 926922-40-9
• 化学式: C₈H₇BrN₂
• 分子量: 211.061
• InChiKey: YBLXBXPJJAZHDS-UHFFFAOYSA-N

物化性质

• 沸点：
  344.6±22.0 °C(Predicted)
• 密度：
  1.654±0.06 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  2.6
• 重原子数：
  11
• 可旋转键数：
  0
• 环数：
  2.0
• sp3杂化的碳原子比例：
  0.12
• 拓扑面积：
  28.7
• 氢给体数：
  1
• 氢受体数：
  1

安全信息

• 海关编码：
  2933990090
• 危险性防范说明：
  P261,P305+P351+P338
• 危险性描述：
  H302,H315,H319,H335
• 储存条件：
  储存条件：2-8°C，密闭保存，置于干燥处。

SDS

Material Safety Data Sheet

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Section 1. Identification of the substance
Product Name: 4-Bromo-5-methyl-1H-indazole
Synonyms:

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Section 2. Hazards identification
Harmful by inhalation, in contact with skin, and if swallowed.

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Section 3. Composition/information on ingredients.
Ingredient name: 4-Bromo-5-methyl-1H-indazole
CAS number: 926922-40-9

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Section 4. First aid measures
Skin contact: Immediately wash skin with copious amounts of water for at least 15 minutes while removing
contaminated clothing and shoes. If irritation persists, seek medical attention.
Eye contact: Immediately wash skin with copious amounts of water for at least 15 minutes. Assure adequate
flushing of the eyes by separating the eyelids with fingers. If irritation persists, seek medical
attention.
Inhalation: Remove to fresh air. In severe cases or if symptoms persist, seek medical attention.
Ingestion: Wash out mouth with copious amounts of water for at least 15 minutes. Seek medical attention.

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Section 5. Fire fighting measures
In the event of a fire involving this material, alone or in combination with other materials, use dry
powder or carbon dioxide extinguishers. Protective clothing and self-contained breathing apparatus
should be worn.

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Section 6. Accidental release measures
Personal precautions: Wear suitable personal protective equipment which performs satisfactorily and meets local/state/national
standards.
Respiratory precaution: Wear approved mask/respirator
Hand precaution: Wear suitable gloves/gauntlets
Skin protection: Wear suitable protective clothing
Eye protection: Wear suitable eye protection
Methods for cleaning up: Mix with sand or similar inert absorbent material, sweep up and keep in a tightly closed container
for disposal. See section 12.
Environmental precautions: Do not allow material to enter drains or water courses.

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Section 7. Handling and storage
Handling: This product should be handled only by, or under the close supervision of, those properly qualified
in the handling and use of potentially hazardous chemicals, who should take into account the fire,
health and chemical hazard data given on this sheet.
Store in closed vessels, refrigerated.
Storage:

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Section 8. Exposure Controls / Personal protection
Engineering Controls: Use only in a chemical fume hood.
Personal protective equipment: Wear laboratory clothing, chemical-resistant gloves and safety goggles.
General hydiene measures: Wash thoroughly after handling. Wash contaminated clothing before reuse.

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Section 9. Physical and chemical properties
Appearance: Not specified
Boiling point: No data
No data
Melting point:
Flash point: No data
Density: No data
Molecular formula: C8H7BrN2
Molecular weight: 211.1

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Section 10. Stability and reactivity
Conditions to avoid: Heat, flames and sparks.
Materials to avoid: Oxidizing agents.
Possible hazardous combustion products: Carbon monoxide, nitrogen oxides, hydrogen bromide.

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Section 11. Toxicological information
No data.

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Section 12. Ecological information
No data.

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Section 13. Disposal consideration
Arrange disposal as special waste, by licensed disposal company, in consultation with local waste
disposal authority, in accordance with national and regional regulations.

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Section 14. Transportation information
Non-harzardous for air and ground transportation.

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Section 15. Regulatory information
No chemicals in this material are subject to the reporting requirements of SARA Title III, Section
302, or have known CAS numbers that exceed the threshold reporting levels established by SARA
Title III, Section 313.

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SECTION 16 - ADDITIONAL INFORMATION
N/A

制备方法与用途

应用

4-溴-5-甲基-1H-吲唑是一种杂环有机物，可作为医药合成的中间体。

制备方法

4-溴-5-甲基-1H-吲唑可通过以下步骤制备：首先用发烟硝酸对2,6-二甲基溴苯进行硝化反应生成中间体2,6-二甲基-3-硝基溴苯，接着将其进一步转化为2,6-二甲基-3-氨基溴苯，最后通过环合反应得到目标产物。

反应信息

• 作为反应物：
  描述：

  4-溴-5-甲基-1H-吲唑 在 tris-(dibenzylideneacetone)dipalladium(0) 、 palladium 10% on activated carbon 、 氢气 、 sodium hydride 、 caesium carbonate 、 N,N-二异丙基乙胺 、 间氯过氧苯甲酸 、 三氟乙酸 、 sodium t-butanolate 、 2-二环己基磷-2',6'-二异丙氧基-1,1'-联苯 作用下， 以 四氢呋喃 、 甲醇 、 二氯甲烷 、 N,N-二甲基乙酰胺 、 甲苯 为溶剂， -40.0~90.0 ℃ 、103.42 kPa 条件下， 反应 28.83h， 生成 1-(4-(2-(3-((1S,4S)-2-oxa-5-azabicyclo[2.2.1]heptan-5-yl)propoxy)-7-(5-methyl-1H-indazol-4-yl)-5,6,7,8-tetrahydropyrido[3,4-d]pyrimidin-4-yl)piperazin-1-yl)prop-2-en-1-one
  参考文献：
  名称：

  [EN] KRAS G12C INHIBITORS
  [FR] INHIBITEURS DE KRAS G12C

  摘要：

  本发明涉及抑制KRas G12C的化合物。特别是，本发明涉及不可逆地抑制KRas G12C活性的化合物，包括含有这些化合物的药物组合物及其使用方法。

  公开号：

  WO2017201161A1
• 作为产物：
  描述：

  3-溴-2,4-二甲基苯胺 在 tetrafluoroboric acid 、 sodium nitrite 、 18-冠醚-6 、 potassium acetate 作用下， 以 水 、 氯仿 为溶剂， 反应 2.0h， 生成 4-溴-5-甲基-1H-吲唑
  参考文献：
  名称：

  WO2007/21937

  摘要：

  公开号：

文献信息

• Substituted Quinazoline and Pyridopyrimidine Derivatives Useful as Anticancer Agents
  申请人：PFIZER INC.

  公开号：US20190233440A1

  公开（公告）日：2019-08-01

  Compounds of the general formula: processes for the preparation of these compounds, compositions containing these compounds, and the uses of these compounds.

  具有通用公式： 这些化合物的制备方法，包含这些化合物的组合物，以及这些化合物的用途。
• Kras-G12C抑制剂杂环化合物
  申请人：首药控股（北京）有限公司

  公开号：CN113004269A

  公开（公告）日：2021-06-22

  本申请涉及一类式I所示Kras‑G12C抑制剂杂环化合物，及其制备方法和该类化合物在肿瘤疾病，如肺癌、结直肠癌和胰腺癌等中的预防和治疗用途。在制备过程中，通过SN2反应、上保护、偶联反应、脱保户、缩合反应等一系列反应，得到通式化合物I。
• [EN] INHIBITORS OF KRAS G12C PROTEIN AND USES THEREOF<br/>[FR] INHIBITEURS DE LA PROTÉINE KRAS G12C ET LEURS UTILISATIONS
  申请人：SHANGHAI ANTENGENE CORPORATION LTD

  公开号：WO2021244603A1

  公开（公告）日：2021-12-09

  Provided are novel compounds useful as inhibitors of the KRAS protein, as well as pharmaceutical compositions comprising these compounds and methods of treatment by administration of these compounds or the pharmaceutical compositions.

  提供了作为KRAS蛋白抑制剂有用的新化合物，以及包含这些化合物的药物组合物和通过给予这些化合物或药物组合物进行治疗的方法。
• 嘧啶衍生物及其在药物中的应用
  申请人：广东东阳光药业有限公司

  公开号：CN113135924A

  公开（公告）日：2021-07-20

  本发明公开了嘧啶衍生物及其在药物中的应用，具体地，本发明涉及一类新颖的嘧啶衍生物及包含该类化合物的药物组合物。本发明还涉及制备所述化合物和药物组合物的方法，以及在制备治疗KRAS G12C介导的疾病和/或病症的药物中的用途，特别是在制备治疗癌症的药物中的用途。
• KRAS G12C INHIBITORS
  申请人：Mirati Therapeutics, Inc.

  公开号：US20190144444A1

  公开（公告）日：2019-05-16

  The present invention relates to compounds that inhibit KRas G12C. In particular, the present invention relates to compounds that irreversibly inhibit the activity of KRas G12C, pharmaceutical compositions comprising the compounds and methods of use therefor.

  本发明涉及抑制KRas G12C的化合物。特别地，本发明涉及不可逆抑制KRas G12C活性的化合物、包含这些化合物的药物组合物及其使用方法。