3-溴-5-甲基噻吩-2-羧酸甲酯 | 1257535-60-6

• 物质功能分类: 医药中间体 - 噻吩类化合物
• 分子结构分类: 有机化合物 - 有机杂环化合物 - 噻吩类
• 中文名称: 3-溴-5-甲基噻吩-2-羧酸甲酯
• 英文名称: methyl 3-bromo-5-methylthiophene-2-carboxylate
• CAS: 1257535-60-6
• 化学式: C₇H₇BrO₂S
• 分子量: 235.101
• InChiKey: MJFMUPYFABQHRA-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  2.9
• 重原子数：
  11
• 可旋转键数：
  2
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.29
• 拓扑面积：
  54.5
• 氢给体数：
  0
• 氢受体数：
  3

安全信息

• 海关编码：
  2934999090
• 危险性防范说明：
  P261,P264,P270,P271,P280,P301+P312+P330,P302+P352+P312,P304+P340+P312,P305+P351+P338,P332+P313,P337+P313,P362,P363,P403+P233,P405,P501
• 危险性描述：
  H302,H312,H315,H319,H332,H335

SDS

Material Safety Data Sheet

---

Section 1. Identification of the substance
Product Name: Methyl 3-bromo-5-methylthiophene-2-carboxylate
Synonyms:

---

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

---

Section 3. Composition/information on ingredients.
Ingredient name: Methyl 3-bromo-5-methylthiophene-2-carboxylate
CAS number: 1257535-60-6

---

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.

---

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.

---

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.

---

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:

---

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.

---

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: C7H7BrO2S
Molecular weight: 235.1

---

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

---

Section 11. Toxicological information
No data.

---

Section 12. Ecological information
No data.

---

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.

---

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

---

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.

---

SECTION 16 - ADDITIONAL INFORMATION
N/A

反应信息

• 作为反应物：
  描述：

  3-溴-5-甲基噻吩-2-羧酸甲酯 在 过氧化苯甲酰 N-溴代丁二酰亚胺(NBS) 、 lithium hydroxide monohydrate 、 水 、 碳酸氢钠 、 1-羟基苯并三唑 、 O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate 、 过碘酸 、 三乙胺 作用下， 以 四氢呋喃 、 四氯化碳 、 二氯甲烷 、 二甲基亚砜 、 N,N-二甲基甲酰胺 、 乙腈 为溶剂， 反应 81.5h， 生成 (S)-2-{[3-Bromo-5-(3-hydroxy-benzylcarbamoyl)-thiophene-2-carbonyl]-amino}-3-[(thiophene-2-carbonyl)-amino]-propionic acid methyl ester
  参考文献：
  名称：

  THIAZOLE AND THIOPHENE COMPOUNDS

  摘要：

  本文提供的是式(I)的化合物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炎症性疾病和紊乱，例如哮喘和慢性阻塞性肺病，是有用的。

  公开号：

  US20120238569A1
• 作为产物：
  描述：

  3-氨基-5-甲基噻吩-2-羧酸甲酯 在 亚硝酸特丁酯 、 copper(ll) bromide 作用下， 以 乙腈 为溶剂， 反应 1.5h， 以71%的产率得到3-溴-5-甲基噻吩-2-羧酸甲酯
  参考文献：
  名称：

  THIAZOLE AND THIOPHENE COMPOUNDS

  摘要：

  本文提供的是式(I)的化合物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炎症性疾病和紊乱，例如哮喘和慢性阻塞性肺病，是有用的。

  公开号：

  US20120238569A1

文献信息

• [EN] ARYLAMIDES AND METHODS OF USE THEREOF<br/>[FR] ARYLAMIDES ET LEURS PROCÉDÉS D'UTILISATION
  申请人：GENZYME CORP

  公开号：WO2021113809A1

  公开（公告）日：2021-06-10

  The present disclosure relates to heterocyclic compounds, pharmaceutically acceptable salts thereof, and pharmaceutical preparations thereof. Also described herein are compositions and the use of such compounds in methods of treating diseases and conditions mediated by deficient CFTR activity, in particular cystic fibrosis.

  本公开涉及杂环化合物，其药用盐以及药物制剂。本文还描述了这些化合物的组成以及在治疗由CFTR活性不足介导的疾病和病况的方法中的使用，特别是囊性纤维化。
• Thiazole and thiophene compounds
  申请人：Gillespie Paul

  公开号：US08404859B2

  公开（公告）日：2013-03-26

  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 inflammatory diseases and disorders such as, for example, asthma and COPD.

  本文提供的是公式（I）的化合物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。这些化合物及其含有它们的药物组合物，可用于治疗炎症性疾病和疾病，例如哮喘和慢性阻塞性肺疾病。
• WO2021032938A5
  申请人：——

  公开号：WO2021032938A5

  公开（公告）日：2023-02-20
• ENZYME INHIBITORS
  申请人：Kalvista Pharmaceuticals Limited

  公开号：EP4017850A1

  公开（公告）日：2022-06-29
• US8404859B2
  申请人：——

  公开号：US8404859B2

  公开（公告）日：2013-03-26