5-乙基噻吩-2-甲酸 | 23229-72-3

• 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-乙基噻吩-2-甲酸
• 中文别名: 5-乙基噻吩-5-甲酸；2-乙基噻吩-5-甲酸；5-乙基噻吩-2-羧酸
• 英文名称: 5-ethyl-2-thiophenecarboxylic acid
• 英文别名: 5-ethylthiophene-2-carboxylic acid；5-Ethyl-2-thiophencarbonsaeure；5-Aethyl-thiophencarbonsaeure-(2)
• CAS: 23229-72-3
• 化学式: C₇H₈O₂S
• mdl: MFCD00130089
• 分子量: 156.205
• InChiKey: ZVBNGIDVTPTFCL-UHFFFAOYSA-N

物化性质

• 熔点：
  69 °C
• 沸点：
  286.1±28.0 °C(Predicted)
• 密度：
  1.257±0.06 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  2.3
• 重原子数：
  10
• 可旋转键数：
  2
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.285
• 拓扑面积：
  65.5
• 氢给体数：
  1
• 氢受体数：
  3

安全信息

• 危险等级：
  IRRITANT
• 危险品标志：
  Xi
• 海关编码：
  2934999090
• 危险性防范说明：
  P233,P260,P261,P264,P271,P280,P302+P352,P304,P304+P340,P305+P351+P338,P312,P321,P332+P313,P337+P313,P340,P362,P403,P403+P233,P405,P501
• 危险性描述：
  H315,H319,H335

SDS

Material Safety Data Sheet

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Section 1. Identification of the substance
Product Name: 5-Ethylthiophene-2-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: 5-Ethylthiophene-2-carboxylic acid
CAS number: 23229-72-3

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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: C7H8O2S
Molecular weight: 156.2

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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

反应信息

• 作为反应物：
  描述：

  5-乙基噻吩-2-甲酸 生成 5-乙基噻吩-2-羧酸乙酯
  参考文献：
  名称：

  Teste; Lozac'h, Bulletin de la Societe Chimique de France, 1955, p. 442

  摘要：

  DOI：
• 作为产物：
  描述：

  5-乙基-2-噻吩甲醛 在 alkaline aqueous potassium permanganate solution 作用下， 生成 5-乙基噻吩-2-甲酸
  参考文献：
  名称：

  制备噻吩-2-醛和一些取代的噻吩醛。

  摘要：

  DOI：

  10.1021/jo01163a003

文献信息

• [EN] BETUIN DERIVATIVES FOR PREVENTING OR TREATING HIV INFECTIONS<br/>[FR] DÉRIVÉS DE BÉTUINE PERMETTANT DE PRÉVENIR OU DE TRAITER DES INFECTIONS À VIH
  申请人：GLAXOSMITHKLINE INTELLECTUAL PROPERTY (NO 2) LTD

  公开号：WO2017017607A1

  公开（公告）日：2017-02-02

  The present invention relates to compounds characterized by having a structure according to the following Formula (I), or a pharmaceutically acceptable salt thereof. Compounds of the present invention are useful for the treatment or prevention of HIV.

  本发明涉及具有如下式(I)结构的化合物，或其药用可接受盐。本发明的化合物用于治疗或预防HIV。
• [EN] COMPOUNDS WITH HIV MATURATION INHIBITORY ACTIVITY<br/>[FR] COMPOSÉS À ACTIVITÉ INHIBITRICE DE LA MATURATION DU VIH
  申请人：GLAXOSMITHKLINE INTELLECTUAL PROPERTY (NO 2) LTD

  公开号：WO2017051355A1

  公开（公告）日：2017-03-30

  The present invention relates to compounds characterized by having a structure according to the following Formula (I), or a pharmaceutically acceptable salt thereof. Compounds of the present invention are useful for the treatment or prevention of HIV.

  本发明涉及具有如下式(I)结构的化合物，或其药用可接受的盐。本发明的化合物可用于治疗或预防HIV。
• Pharmaceutically active compounds
  申请人：Astra Pharmaceuticals Limited

  公开号：US05883102A1

  公开（公告）日：1999-03-16

  Compounds of formula (I) wherein: R.sup.1 and R.sup.19 independently represent hydrogen, alkyl C1-6, alkoxy C1-6, alkylthio C1-6, halogen, hydroxyl or amino; R.sup.2 represents H or alkyl; R.sup.3 represents phenyl, a 6-membered heterocyclic aromatic ring containing one or two nitrogen atoms, or a 5-membered heterocyclic aromatic ring containing 1 to 3 heteroatoms selected from O,N, and S, which phenyl or heterocyclic aromatic ring may be optionally substituted by alkyl C1-6, alkoxy C1-6, haologen, hydroxyl, alkylthio C1-6, cyano, trifluoromethyl, nitro, hydroxymethyl, amino, a group --(CH.sub.2).sub.c NHCO.sub.2 R.sup.10, a group --(CH.sub.2).sub.c NR.sup.5 R.sup.6, or a group --CO.sub.2 R.sup.11 ; or R.sup.3 represents hydrogen or alkyl C1-8, which alkyl group may be optionally substituted by amino or a group --NHCO.sub.2 R.sup.10 ; R.sup.4 represents hydrogen or alkyl C1-6; or R.sup.3 and R.sup.4 taken together represent a group (CH.sub.2).sub.a Z(CH.sub.2).sub.b ; c represents an integer 0 to 2; and pharmaceutically acceptable salts thereof, have been found to be useful as a pharmaceuticals. The compounds may especially be used in the treatment of inflammatory disorders.

  公式(I)的化合物，其中：R 1和R 19独立代表氢、烷基C 1-6、烷氧基C 1-6、烷硫基C 1-6、卤素、羟基或氨基；R 2代表H或烷基；R 3代表苯基，含有一个或两个氮原子的六元杂环芳环，或含有1至3个分别选自O、N和S的杂原子的五元杂环芳环，其中苯基或杂环芳环可任选地被烷基C 1-6、烷氧基C 1-6、卤素、羟基、烷硫基C 1-6、氰基、三氟甲基、硝基、羟甲基、氨基、基团--(CH 2) c NHCO 2 R 10，基团--(CH 2) c NR 5 R 6，或基团--CO 2 R 11取代；或R 3代表氢或烷基C 1-8，其中烷基可任选地被氨基或基团--NHCO 2 R 10取代；R 4代表氢或烷基C 1-6；或R 3和R 4共同代表基团(CH 2) a Z(CH 2) b；c代表整数0至2；及其药物可接受的盐，发现用作药物是有用的。这些化合物特别可用于治疗炎症性疾病。
• [EN] IMIDAZO[1,2-a]PYRIDINES AND IMIDAZO[1,2-b]PYRIDAZINES AS MARK INHIBITORS<br/>[FR] IMIDAZO[1,2-A]PYRIDINES ET IMIDAZO[1,2-B]PYRIDAZINES UTILISÉS EN TANT QU'INHIBITEURS DE LA KINASE MARK
  申请人：MERCK SHARP & DOHME

  公开号：WO2010083145A1

  公开（公告）日：2010-07-22

  The invention encompasses imidazo[1,2-a]pyridine and imidazo[1,2-b]pyridazine derivatives which selectively inhibit microtubule affinity regulating kinase (MARK) and are therefore useful for the treatment or prevention of Alzheimer's disease. Pharmaceutical compositions and methods of use are also included.

  这项发明涵盖了选择性抑制微管亲和调节激酶（MARK）的咪唑并[1,2-a]吡啶和咪唑并[1,2-b]吡啶衍生物，因此对于治疗或预防阿尔茨海默病具有用处。药物组合物和使用方法也包括在内。
• ISOSERINE DERIVATIVES FOR USE AS COAGULATION FACTOR IXA INHIBITORS
  申请人：STEINHAGEN Henning

  公开号：US20090233949A1

  公开（公告）日：2009-09-17

  The invention relates to the compounds of formula (I) having antithrombotic activity which especially inhibit blood clotting factor IXa, to methods for producing the same and to the use thereof as drugs.

  本发明涉及具有抗血栓作用的化合物(I)的公式，特别是抑制血凝因子IXa的化合物，以及其制备方法和作为药物的用途。