5-乙酰基噻吩-2-甲酸 | 4066-41-5

• 物质功能分类: 医药中间体 - 原料药中间体
• 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: 5-乙酰基噻吩-2-甲酸
• 中文别名: 5-乙酰基噻吩-2-羧酸,5-乙酰基硫代苯-2-羧酸；5-乙酰基噻吩-2-羧酸；5-乙酰-噻吩-2-羧酸；5-乙酰基硫代苯-2-羧酸；5-乙酰基硫代苯-2-羧酸, 98+%
• 英文名称: 5-acetylthiophene-2-carboxylic acid
• 英文别名: 5-acetyl-2-thiophenecarboxylic acid；2-Acetylthiophen-5-carbonsaeure；5-Acetyl-thiophen-2-carbonsaeure
• CAS: 4066-41-5
• 化学式: C₇H₆O₃S
• mdl: MFCD00055512
• 分子量: 170.189
• InChiKey: LIKIMWYKJUFVJP-UHFFFAOYSA-N

物化性质

• 熔点：
  210-212°C
• 沸点：
  385.2±27.0 °C(Predicted)
• 密度：
  1.383
• 溶解度：
  溶于甲醇
• 稳定性/保质期：
  在常温常压下保持稳定

计算性质

• 辛醇/水分配系数(LogP)：
  1.5
• 重原子数：
  11
• 可旋转键数：
  2
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.142
• 拓扑面积：
  82.6
• 氢给体数：
  1
• 氢受体数：
  4

安全信息

• 危险品标志：
  Xi
• 危险类别码：
  R36/37/38
• 海关编码：
  2934999090
• 安全说明：
  S26,S36/37/39
• 危险性防范说明：
  P261,P305+P351+P338
• 危险性描述：
  H315,H319,H335
• 储存条件：
  避光、存于通风干燥处，并密封保存。

SDS

Material Safety Data Sheet

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Section 1. Identification of the substance
5-Acetylthiophene-2-carboxylic acid
Product Name:
Synonyms:

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Section 2. Hazards identification
Harmful by inhalation, in contact with skin, and if swallowed.
H315: Causes skin irritation
H319: Causes serious eye irritation
H335: May cause respiratory irritation
P261: Avoid breathing dust/fume/gas/mist/vapours/spray
Wear protective gloves/protective clothing/eye protection/face protection
P280:
P305+P351+P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses if present
and easy to do – continue rinsing
P304+P340: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing
P405: Store locked up

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Section 3. Composition/information on ingredients.
5-Acetylthiophene-2-carboxylic acid
Ingredient name:
CAS number: 4066-41-5

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Section 4. First aid measures
Immediately wash skin with copious amounts of water for at least 15 minutes while removing
Skin contact:
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.
Wash out mouth with copious amounts of water for at least 15 minutes. Seek medical attention.
Ingestion:

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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.
Storage: Store in closed vessels.

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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
Not specified
Appearance:
Boiling point: No data
Melting point: No data
Flash point: No data
Density: No data
Molecular formula: C7H6O3S
Molecular weight: 170.2

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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, sulfur oxides.

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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

化学性质
5-乙酰基噻吩-2-羧酸是一种浅黄色的结晶体，具有良好的热稳定性和化学稳定性，并能溶解于多种有机溶剂，如乙醇、乙醚和氯仿等。

生产方法
在氧(O₂)气氛下，将噻吩衍生物(0.1 mmol, 0.0140 g)、CeCl₃（5 mol%，0.0012 g）、CCl₃CH₂OH (1.0当量, 0.0149 g) 和 CH₃CN (2 mL) 加入反应管中。将混合物垂直放置于400 nm LED灯(10W) 下，然后在30°C的蓝光照射下搅拌24小时。通过薄层色谱(TLC)指示反应完成。之后，向混合物中加入乙酸乙酯和水进行三次萃取。最后，在减压下浓缩溶剂，并使用乙腈洗涤纯化残留物，从而得到5-乙酰基噻吩-2-羧酸。

反应信息

• 作为反应物：
  描述：

  5-乙酰基噻吩-2-甲酸 在 一水合肼 、 乙二醇 作用下， 生成 5-乙基噻吩-2-甲酸
  参考文献：
  名称：

  Gol'dfarb et al., Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, 1959, p. 2021,2023; engl. Ausg. S. 1925, 1927

  摘要：

  DOI：
• 作为产物：
  描述：

  2-乙酰-5-甲基噻吩 在 cerium(III) chloride 、 2,2,2-三氯乙醇 、 氧气 作用下， 以 乙腈 为溶剂， 以81%的产率得到5-乙酰基噻吩-2-甲酸
  参考文献：
  名称：

  烷基芳烃的光诱导深度好氧氧化

  摘要：

  氧化是自然界和化学工业中生产含氧化学品的主要化学过程。目前，苯甲酸和苯多羧酸（BPCAs）的工业生产主要以聚烷基苯的深度氧化为主，由于形成消耗臭氧层的溴化溴和对生产设备的腐蚀危害，在环境和经济上都有些不利。 . 在这份报告中，开发了（多）烷基苯的光诱导深度有氧氧化为苯（多）羧酸。CeCl 3被证明是在醇存在下作为氢和电子穿梭的有效HAT（氢原子转移）催化剂。双氧 (O 2) 被发现是唯一的终端氧化剂。在大多数情况下，纯产品很容易通过简单的过滤分离，这意味着大规模实施的优势。该反应提供了从天然丰富的石油原料中生产有价值的精细化学品的理想方案。

  DOI：

  10.1007/s11426-021-1032-7

文献信息

• Thienopyridones as AMPK activators for the treatment of diabetes and obesity
  申请人：Iyengar R. Rajesh

  公开号：US20050038068A1

  公开（公告）日：2005-02-17

  The present invention relates to compounds that activate AMP-activated protein kinase (AMPK), including the preparation of the compounds, compositions containing the compounds and the use of the compounds in the prevention or treatment of disorders such as diabetes, metabolic syndrome, and obesity.

  本发明涉及激活AMP-激活蛋白激酶（AMPK）的化合物，包括制备这些化合物、含有这些化合物的组合物以及利用这些化合物在预防或治疗糖尿病、代谢综合征和肥胖等疾病中的用途。
• Use of Indole Derivatives as Nurr-1 Activators for the Application Thereof as a Medicament for the Treatment of Parkinson's Disease
  申请人：Amaudrut Jerome

  公开号：US20120232070A1

  公开（公告）日：2012-09-13

  Compounds derived from indole, notably useful in therapeutics, selected from: i) the compounds of formula: and ii) the pharmaceutically acceptable salts of the compounds of formula (I); in which R1, R2, R3, R4, R5, R6, R8, R9 and Cy have defined meanings, and the use of such compounds in pharmaceuticals for the treatment of neurodegenerative diseases, particularly Parkinson's disease.

  从吲哚衍生的化合物，在治疗中特别有用，从以下中选择： i) 公式的化合物： 和 ii) 公式（I）的化合物的药用盐； 其中R1、R2、R3、R4、R5、R6、R8、R9和Cy具有定义的含义，并且在制药中使用这些化合物治疗神经退行性疾病，特别是帕金森病。
• FUSED HETEROCYCLIC DERIVATIVE AND USE THEREOF
  申请人：Sakai Nozomu

  公开号：US20090137595A1

  公开（公告）日：2009-05-28

  The present invention provides a fused heterocyclic derivative having a potent kinase inhibitory activity and use thereof. A compound represented by the formula (I): wherein each symbol is as defined in the specification, except a particular compound, or a salt thereof, and a pharmaceutical agent containing the compound or a prodrug thereof, which is a kinase (VEGFR, VEGFR2, PDGFR, Raf) inhibitor, an angiogenesis inhibitor, an agent for the prophylaxis or treatment of cancer, a cancer growth inhibitor or a cancer metastasis suppressor.

  本发明提供了一种具有强大激酶抑制活性的融合杂环衍生物及其用途。 一种由以下式（I）表示的化合物： 其中除了特定化合物或其盐外，每个符号如规范中定义，以及含有该化合物或其前药的药用剂，该化合物是激酶（VEGFR、VEGFR2、PDGFR、Raf）抑制剂，血管生成抑制剂，用于癌症的预防或治疗的药剂，癌症生长抑制剂或癌症转移抑制剂。
• Kinase Inhibitors
  申请人：Wurster A. Julie

  公开号：US20070032478A1

  公开（公告）日：2007-02-08

  The present invention relates to organic molecules capable of modulating tyrosine kinase signal transduction in order to regulate, modulate and/or inhibit abnormal cell proliferation.

  本发明涉及有机分子，能够调节酪氨酸激酶信号传导，以调节、调控和/或抑制异常细胞增殖。
• [EN] 3-OXO-TETRAHYDRO-FURO[3,2-B]PYRROL-4(5H)-YL) DERIVATIVES I<br/>[FR] DÉRIVÉS 3-OXO-TÉTRAHYDRO-FURO [3,2-B] PYRROL -4 (5H)-YL)
  申请人：GRUENENTHAL GMBH

  公开号：WO2015161928A1

  公开（公告）日：2015-10-29

  The invention relates to amidic oxotetrahydro-2H-furo[3.2-b]pyrrol-4(5H)-yl) derivatives as dual CatS/K inhibitors, to pharmaceutical compositions containing these compounds and also to these compounds for use in the treatment and/or prophylaxis of pain and further diseases and/or disorders.

  这项发明涉及作为双重CatS/K抑制剂的酰胺氧代四氢-2H-呋喃[3.2-b]吡咯-4(5H)-基)衍生物，以及含有这些化合物的药物组合物，还涉及这些化合物用于治疗和/或预防疼痛以及其他疾病和/或紊乱。

表征谱图