4,5-二溴-2-甲基咪唑 | 4002-81-7

• 分子结构分类: 有机化合物 - 有机杂环化合物 - 唑类
• 中文名称: 4,5-二溴-2-甲基咪唑
• 英文名称: 4,5-Dibromo-2-methylimidazole
• 英文别名: 4,5-dibromo-2-methyl-1H-imidazole
• CAS: 4002-81-7
• 化学式: C₄H₄Br₂N₂
• mdl: MFCD00649915
• 分子量: 239.897
• InChiKey: DBFMQNPRKMLHLK-UHFFFAOYSA-N

物化性质

• 熔点：
  228-234°C

计算性质

• 辛醇/水分配系数(LogP)：
  2
• 重原子数：
  8
• 可旋转键数：
  0
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.25
• 拓扑面积：
  28.7
• 氢给体数：
  1
• 氢受体数：
  1

安全信息

• 安全说明：
  S26,S36/37/39
• 危险类别码：
  R36/37/38
• 海关编码：
  2933290090
• 危险性防范说明：
  P261,P305+P351+P338
• 危险性描述：
  H302,H315,H319,H335

SDS

Material Safety Data Sheet

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Section 1. Identification of the substance
Product Name: 4,5-Dibromo-2-methylimidazole
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: 4,5-Dibromo-2-methylimidazole
CAS number: 4002-81-7

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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: C4H4Br2N2
Molecular weight: 239.9

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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：

  4,5-二溴-2-甲基咪唑 在 sodium sulfite 作用下， 生成 4-溴-2-甲基咪唑
  参考文献：
  名称：

  Light; Pyman, Journal of the Chemical Society, 1922, vol. 121, p. 2628

  摘要：

  DOI：
• 作为产物：
  描述：

  2-甲基咪唑 在 溴 、 potassium hydrogencarbonate 作用下， 以 N,N-二甲基甲酰胺 为溶剂， 反应 72.0h， 以36%的产率得到4,5-二溴-2-甲基咪唑
  参考文献：
  名称：

  基于咪唑核的新型高度官能化离子化合物的合成，晶体结构和抗菌活性

  摘要：

  通过咪唑，1-甲基咪唑和2-苯基-1-甲基咪唑为关键中间体，通过适当的合成途径，合成了几种新的高度官能化的咪唑鎓衍生物。用圆盘扩散法和MIC法评价了所制备化合物对大肠杆菌，金黄色葡萄球菌，铜绿假单胞菌和沙门氏菌的抗菌活性。报告了六种化合物的晶体X射线结构。

  DOI：

  10.1016/j.bmcl.2013.01.004

文献信息

• [EN] FUSED POLYCYCLIC 2-PYRIDINONE ANTIBACTERIAL COMPOUNDS<br/>[FR] COMPOSÉS ANTIBACTÉRIENS DE 2-PYRIDINONE POLYCYCLIQUE
  申请人：PTC THERAPEUTICS INC

  公开号：WO2016109706A1

  公开（公告）日：2016-07-07

  The present description relates to fused polycyclic 2-pyridinone compounds and forms and pharmaceutical compositions thereof and methods of using such compounds, forms or compositions thereof for treating or ameliorating a wild-type or drug-resistant form of N. gonorrhoeae or N. meningitides. A compound of Formula (la), Formula (lb) or Formula (Ic), or a form thereof, wherein the dashed lines represent one or more double bonds optionally present where allowed by available valences.

  本描述涉及融合的多环2-吡啶酮化合物及其形式和药物组合物，以及使用这些化合物、形式或组合物治疗或改善N. gonorrhoeae或N. meningitides的野生型或耐药型的方法。其中，化合物的化学式为（la）、（lb）或（Ic），或其形式，其中虚线代表一个或多个双键，根据可用的价键允许的情况下可选择地存在。
• [EN] BENZIMIDAZOLES AND BENZOTHIAZOLES AS INHIBITORS OF MAP KINASE<br/>[FR] BENZIMIDAZOLES ET BENZOTHIAZOLES UTILISES COMME INHIBITEURS DE LA MAP KINASE
  申请人：LILLY CO ELI

  公开号：WO2004014900A1

  公开（公告）日：2004-02-19

  The present invention provides kinase inhibitors of Formula I: wherein W represents inter alia imidazol, oxazol, pyrazol, thiazol as triazol, which are substituted by phenyl or thienyl. The disclosed compounds inhibit p-38 kinase and are useful in the treatment of metastasis or rheumatoid arthritis.

  本发明提供了一种化合物I的激酶抑制剂：其中W代表咪唑、噁唑、吡唑、噻唑或三唑等，这些化合物被苯基或噻吩基取代。所公开的化合物抑制p-38激酶，在转移或类风湿性关节炎的治疗中很有用。
• Sulfonamide compounds and medicinal use thereof
  申请人：Fujisawa Pharmaceutical Co., Ltd.

  公开号：US06348474B1

  公开（公告）日：2002-02-19

  A sulfonamide compound of the formula (I): R1—SO2NHCO—A—R2  (I) wherein R1 is alkyl, alkenyl, alkynyl and the like; A is an optionally substituted heteropolycyclic group except benzimidazolyl, indolyl, 4,7-dihydrobenzimidazolyl and 2,3-dihydrobenzoxazinyl; X is alkylene, oxa, oxa(lower)alkylene and the like; and R2 is optionally substituted aryl, substituted biphenylyl and the like, a salt thereof and a pharmaceutical composition comprising the same. The sulfonamide compound is effective for the diseases treatable based on their blood sugar level-depressing activity, cGMP-PDE (especially PDE-V)-inhibiting activity, smooth muscle relaxing activity, bronchodilating activity, vasodilating activity, smooth muscle cell suppressing activity, and antiallergic activity.

  化合物的化学式（I）为磺胺类化合物： R1—SO2NHCO—A—R2  （I） 其中R1为烷基，烯基，炔基等；A为除苯并咪唑基，吲哚基，4,7-二氢苯并咪唑基和2,3-二氢苯并噁嗪基之外的可选择取代的杂多环基团；X为烷基，氧杂环烷基等；R2为可选择取代的芳基，取代的联苯基等，其盐及包含其的药物组合物。该磺胺类化合物对于基于其降低血糖水平活性、cGMP-PDE（特别是PDE-V）抑制活性、平滑肌松弛活性、支气管扩张活性、血管扩张活性、平滑肌细胞抑制活性和抗过敏活性可治疗的疾病有效。
• [EN] BI-ARYL DIHYDROOROTATE DEHYDROGENASE INHIBITORS<br/>[FR] INHIBITEURS DE LA DIHYDROOROTATE DÉSHYDROGÉNASE BI-ARYLE
  申请人：JANSSEN BIOTECH INC

  公开号：WO2021070132A1

  公开（公告）日：2021-04-15

  Disclosed are compounds, compositions and methods for treating diseases, disorders, or medical conditions that are affected by the modulation of DHODH. Such compounds are represented by Formula I as follows: Formula I wherein R1, R2, R3, and Q are defined herein.

  披露了用于治疗受DHODH调制影响的疾病、失调或医疗条件的化合物、组合物和方法。这些化合物由以下式I表示：式I其中R1、R2、R3和Q在此定义。
• [EN] SUBSTITUTED PYRIDINE AND PYRAZINE BMI-1 INHIBITORS<br/>[FR] INHIBITEURS DE BMI-1 À BASE DE PYRIDINE ET DE PYRAZINE SUBSTITUÉES
  申请人：PTC THERAPEUTICS INC

  公开号：WO2015076800A1

  公开（公告）日：2015-05-28

  Amine substituted pyridine and pyrazine compounds and forms thereof that inhibit the function and reduce the level of B -cell specific Moloney murine leukemia virus integration site 1 (Bmi-1) protein and methods for their use to inhibit Bmi-1 function and reduce the level of Bmi-1 to treat a cancer mediated by Bmi-1 are described herein.

  本文描述了替代吡啶和吡嗪化合物及其形式，这些化合物抑制B-细胞特异性Moloney小鼠白血病病毒整合位点1（Bmi-1）蛋白的功能并降低其水平的方法，以及它们的用途方法，用于抑制Bmi-1的功能并降低Bmi-1的水平，以治疗由Bmi-1介导的癌症。