4-溴-2-甲基-2H-吡唑-3-羧酸 | 84547-84-2

• 物质功能分类: 医药中间体 - 杂环化合物
• 分子结构分类: 有机化合物 - 有机杂环化合物 - 唑类
• 中文名称: 4-溴-2-甲基-2H-吡唑-3-羧酸
• 中文别名: 4-溴-1-甲基吡唑-5-羧酸；1-甲基-4-溴吡唑-5-羧酸
• 英文名称: 4-bromo-1-methyl-1H-pyrazole-5-carboxylic acid
• 英文别名: 4-bromo-1-methylpyrazole-5-carboxylic acid；4-bromo-2-methylpyrazole-3-carboxylic acid
• CAS: 84547-84-2
• 化学式: C₅H₅BrN₂O₂
• mdl: MFCD00463982
• 分子量: 205.011
• InChiKey: YXIJCAVZGBGUKM-UHFFFAOYSA-N

物化性质

• 熔点：
  235-236 °C
• 沸点：
  347.4±27.0 °C(Predicted)
• 密度：
  1.93±0.1 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  0.8
• 重原子数：
  10
• 可旋转键数：
  1
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.2
• 拓扑面积：
  55.1
• 氢给体数：
  1
• 氢受体数：
  3

安全信息

• 危险等级：
  IRRITANT
• 海关编码：
  2933199090
• 危险性防范说明：
  P261,P305+P351+P338
• 危险性描述：
  H302,H315,H319,H335
• 储存条件：
  2~8 ℃

SDS

Material Safety Data Sheet

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Section 1. Identification of the substance
Product Name: 4-Bromo-2-methylpyrazole-3-carboxylic acid
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-2-methylpyrazole-3-carboxylic acid
CAS number: 84547-84-2

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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.
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: C5H5BrN2O2
Molecular weight: 205.0

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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

反应信息

• 作为反应物：
  描述：

  4-溴-2-甲基-2H-吡唑-3-羧酸 在 硫酸 、 硝酸 作用下， 反应 32.0h， 以15 g的产率得到4-溴-1-甲基-3-硝基-1H-吡唑-5-羧酸
  参考文献：
  名称：

  用于治疗乙型肝炎的化合物及其用途

  摘要：

  本发明涉及用于治疗乙型肝炎的化合物及其用途。具体地，本发明公开了一种可作HBV复制抑制剂的具有化学式(A)所示结构的化合物或其立体异构体或互变异构体，或其药学上可接受的盐，水合物或溶剂化物，各基团的定义详见说明书。本发明还涉及包含上述化合物的药物组合物及其在治疗乙型肝炎中的用途。

  公开号：

  CN108264520B
• 作为产物：
  描述：

  4-溴-1,5-二甲基-1H-吡唑 在 potassium permanganate 作用下， 以 水 为溶剂， 以49.1%的产率得到4-溴-2-甲基-2H-吡唑-3-羧酸
  参考文献：
  名称：

  Manaev, Yu. A.; Andreeva, M. A.; Perevalov, V. P., Journal of general chemistry of the USSR, 1982, vol. 52, # 11, p. 2291 - 2296

  摘要：

  DOI：

文献信息

• 3,4-Di-substituted cyclobutene-1,2-diones as CXC-chemokine receptor ligands
  申请人：Schering Corporation

  公开号：US20040106794A1

  公开（公告）日：2004-06-03

  There are disclosed compounds of the formula 1 or a pharmaceutically acceptable salt or solvate thereof which are useful for the treatment of chemokine-mediated diseases such as acute and chronic inflammatory disorders and cancer.

  这里公开了用于治疗诸如急性和慢性炎症性疾病以及癌症的趋化因子介导疾病的公式1化合物或其药用可接受的盐或溶剂。
• [EN] THIADIAZOLEDIOXIDES AND THIADIAZOLEOXIDES AS CXC- AND CC-CHEMOKINE RECEPTOR LIGANDS<br/>[FR] THIADIAZOLEDIOXYDES ET THIADIAZOLEOXIDES CONVENANT COMME LIGANDS DES RECEPTEURS DES CXC- ET CC-CHIMIOKINES
  申请人：PHARMACOPEIA INC

  公开号：WO2004033440A1

  公开（公告）日：2004-04-22

  Disclosed are novel compounds of the formula (IA) and the pharmaceutically acceptable salts and solvates thereof. Examples of groups comprising Substituent A include heteroaryl, aryl, heterocycloalkyl, cycloalkyl, aryl, alkynyl, alkenyl, aminoalkyl, alkyl or amino. Examples of groups comprising Substituent B include aryl and heteroaryl. Also disclosed is a method of treating a chemokine mediated diseases, such as, cancer, angiogenisis, angiogenic ocular diseases, pulmonary diseases, multiple sclerosis, rheumatoid arthritis, osteoarthritis, stroke and cardiac reperfusion injury, acute pain, acute and chronic inflammatory pain, and neuropathic pain using a compound of formula (IA).

  披露了公式（IA）的新颖化合物以及其中医药可接受的盐和溶剂化物。包含取代基A的基团示例包括杂芳基、芳基、杂环烷基、环烷基、芳基、炔基、烯基、氨基烷基、烷基或氨基。包含取代基B的基团示例包括芳基和杂芳基。还披露了一种治疗趋化因子介导的疾病的方法，例如，癌症、血管生成、血管生成性眼病、肺病、多发性硬化症、类风湿性关节炎、骨关节炎、中风和心脏再灌注损伤、急性疼痛、急性和慢性炎症性疼痛，以及使用公式（IA）的化合物的神经性疼痛。
• [EN] THIADIAZOLES AS CXC- AND CC- CHEMOKINE RECEPTOR LIGANDS<br/>[FR] UTILISATION DE THIADIAZOLES COMME LIGANDS DES RECEPTEURS AUX CHIMIOKINES CXC ET CC
  申请人：SCHERING CORP

  公开号：WO2005066147A1

  公开（公告）日：2005-07-21

  Disclosed are novel compounds of Formula (IA) and the pharmaceutically acceptable salts and solvates thereof. Examples of groups comprising Substituent A include heteroaryl, aryl, heterocycloalkyl, cycloalkyl, aryl, alkynyl, alkenyl, aminoalkyl, alkyl or amino. Examples of groups comprising Substituent B include aryl and heteroaryl. Also disclosed is a method of treating a chemokine mediated diseases, such as, cancer, angiogenisis, angiogenic ocular diseases, pulmonary diseases, multiple sclerosis, rheumatoid arthritis, osteoarthritis, stroke and ischemia reperfusion injury, pain (e.g., acute pain, acute and chronic inflammatory pain, and neuropathic pain) using a compound of Formula (IA).

  公开了公式(IA)的新颖化合物及其药用可接受的盐和溶剂化物。包含代位基A的组群示例包括杂芳基、芳基、杂环烷基、环烷基、芳基、炔基、烯基、氨基烷基、烷基或氨基。包含代位基B的组群示例包括芳基和杂芳基。还公开了一种治疗趋化因子介导疾病的方法，例如，使用公式(IA)的化合物治疗癌症、血管生成、血管生成性眼病、肺病、多发性硬化症、类风湿性关节炎、骨关节炎、中风和缺血再灌注损伤、疼痛(例如，急性疼痛、急性和慢性炎症性疼痛和神经性疼痛)。
• [EN] ISOTHIAZOLE DIOXIDES AS CXC- AND CC- CHEMOKINE RECEPTOR LIGANDS<br/>[FR] DIOXYDES D'ISOTHIAZOLE EN TANT QUE LIGANDS DU RECEPTEUR DE LA CHIMIOKINE CXC ET CC
  申请人：SCHERING CORP

  公开号：WO2005068460A1

  公开（公告）日：2005-07-28

  Disclosed are novel compounds of the formula (IA): and the pharmaceutically acceptable salts and solvates thereof. D and E are different groups wherein one is N and the other is CR50. Examples of groups comprising Substituent A include heteroaryl, aryl, heterocycloalkyl, cycloalkyl, aryl, alkynyl, alkenyl, aminoalkyl, alkyl or amino. Examples of groups comprising Substituent B include aryl and heteroaryl. Also disclosed is a method of treating a chemokine mediated diseases, such as, cancer, angiogenisis, angiogenic ocular diseases, pulmonary diseases, multiple sclerosis, rheumatoid arthritis, osteoarthritis, stroke and cardiac reperfusion injury, pain (e.g., acute pain, acute and chronic inflammatory pain, and neuropathic pain) using a compound of formula IA.

  公开了公式(IA)的新化合物：以及它们的药物可接受的盐和溶剂化物。D和E是不同的基团，其中一个是N，另一个是CR50。包含取代基A的基团示例包括杂芳基、芳基、杂环烷基、环烷基、芳基、炔基、烯基、氨基烷基、烷基或氨基。包含取代基B的基团示例包括芳基和杂芳基。还公开了一种治疗趋化因子介导的疾病的方法，例如，癌症、血管生成、血管生成性眼病、肺病、多发性硬化症、类风湿性关节炎、骨关节炎、中风和心肌再灌注损伤，疼痛(例如，急性疼痛、急性和慢性炎症性疼痛、神经性疼痛)使用公式IA的化合物。
• Fused Bicyclic Kinase Inhibitors
  申请人：Mulvihill Mark J.

  公开号：US20110281888A1

  公开（公告）日：2011-11-17

  Compounds of Formula I, as shown below and defined herein: pharmaceutically acceptable salts thereof, synthesis, intermediates, formulations, and methods of disease treatment therewith, including treatment of cancers, such as tumors driven at least in part by at least one of RON, MET or ALK. This Abstract is not limiting of the invention.

  公式I的化合物如下所示并在此定义： 其药用可接受盐、合成、中间体、配方以及使用其进行疾病治疗的方法，包括治疗癌症，如至少部分由RON、MET或ALK驱动的肿瘤。本摘要不限制该发明。