3-氧代环戊烷甲酸乙酯 | 5400-79-3

• 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 - 有机酸及其衍生物 - 羧酸及其衍生物
• 中文名称: 3-氧代环戊烷甲酸乙酯
• 中文别名: 3-氧代-环戊烷羧酸乙酯
• 英文名称: ethyl 3-oxocyclopentanecarboxylate
• 英文别名: ethyl 3-oxocyclopentane-1-carboxylate；Cyclopentanon-3-carbonsaeureethylester
• CAS: 5400-79-3
• 化学式: C₈H₁₂O₃
• mdl: MFCD01320352
• 分子量: 156.181
• InChiKey: VGJWAMLZUUGEQY-UHFFFAOYSA-N

物化性质

• 沸点：
  120 °C(Press: 14 Torr)
• 密度：
  1.120±0.06 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  0.3
• 重原子数：
  11
• 可旋转键数：
  3
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.75
• 拓扑面积：
  43.4
• 氢给体数：
  0
• 氢受体数：
  3

安全信息

• 危险等级：
  IRRITANT
• 海关编码：
  2918300090
• 危险标志：
  GHS05
• 危险性描述：
  H318
• 危险性防范说明：
  P280,P305 + P351 + P338
• 储存条件：
  2-8°C

SDS

Material Safety Data Sheet

---

Section 1. Identification of the substance
Product Name: Ethyl 3-oxocyclopentanecarboxylate
Synonyms:

---

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

---

Section 3. Composition/information on ingredients.
Ingredient name: Ethyl 3-oxocyclopentanecarboxylate
CAS number: 5400-79-3

---

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.
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: C8H12O3
Molecular weight: 156.2

---

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

---

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

制备方法与用途

3-氧代环戊烷甲酸乙酯是一种属于酯类衍生物的化合物，常被用作医药中间体。

反应信息

• 作为反应物：
  描述：

  3-氧代环戊烷甲酸乙酯 在 四(三苯基膦)钯 、 palladium(II) hydroxide sodium tetrahydroborate 、 乙醇 、 1,4-环己二烯 、 potassium carbonate 、 1,8-二氮杂双环[5.4.0]十一碳-7-烯 作用下， 以 四氢呋喃 、 乙酸乙酯 、 N,N-二甲基甲酰胺 为溶剂， 反应 2.75h， 生成 ethyl 3-{[5-(biphenyl-4-yl)-4,6-difluoro-1H-benzimidazol-2-yl]oxy}cyclopentanecarboxylate
  参考文献：
  名称：

  [EN] NOVEL CYCLIC BENZIMIDAZOLE DERIVATIVES USEFUL ANTI-DIABETIC AGENTS
  [FR] NOUVEAUX DÉRIVÉS BENZIMIDAZOLE CYCLIQUES UTILES COMME AGENTS ANTIDIABÉTIQUES

  摘要：

  结构式（I）的新化合物是AMP-蛋白激酶的激活剂，并且在治疗、预防和抑制由AMPK激活的蛋白激酶介导的疾病中具有用途。本发明的化合物在治疗2型糖尿病、高血糖、代谢综合征、肥胖、高胆固醇血症和高血压方面具有用途。

  公开号：

  WO2011106273A1
• 作为产物：
  描述：

  环戊烯-1-羧酸甲酯 在 chromium(VI) oxide 、 硫酸 、 palladium on activated charcoal 、 氢气 、 乙酸酐 作用下， 以 二氯甲烷 、 溶剂黄146 、 乙酸乙酯 为溶剂， 生成 3-氧代环戊烷甲酸乙酯
  参考文献：
  名称：

  连续C–H羟基化，醇氧化和烯烃还原的生物催化合成手性环状γ-氧酸酯

  摘要：

  描述了一种三步生物催化程序，用于将甲基和乙基环戊烯-和环己烯羧酸酯转化为相应的手性3-氧代酯的两种对映异构体，它们是合成活性药物成分的有用组成部分。起始环烯基羧酸酯的烯丙基羟基化反应是通过使用米曲霉进行的。在25°C的乙酸盐缓冲溶液中，将静止的细胞截留在藻酸盐珠中。由漆酶/ TEMPO系统进行的中间烯丙醇氧化为不饱和酮，以及烯键还原酶介导的烯烃键氢化反应是在同一反应容器中于30°C的连续模式下进行的。与报道的化学方法相比，我们的多步方法完全具有生物催化性，在选择性和环境影响方面具有相当大的优势。

  DOI：

  10.1039/c7gc02215h

文献信息

• [EN] INHIBITORS OF APOL1 AND METHODS OF USING SAME<br/>[FR] INHIBITEURS D'APOL1 ET LEURS MÉTHODES D'UTILISATION
  申请人：VERTEX PHARMA

  公开号：WO2021154997A1

  公开（公告）日：2021-08-05

  The disclosure provides at least one entity chosen from compounds of Formula (I) pharmaceutically acceptable salts thereof, solvates of any of the foregoing, and deuterated derivatives of any of the foregoing, compositions comprising the same, and methods of using the same, including use in treating APOL1 mediated kidney disease.

  披露提供了至少一个从公式(I)化合物、药用可接受的盐、上述任何物质的溶剂化物以及上述任何物质的重氢衍生物中选择的实体，包括含有相同实体的组合物，以及使用相同的方法，包括用于治疗APOL1介导的肾脏疾病。
• [EN] AZASPIROALKENE AND AZASPIROALKANE COMPOUNDS WITH NICOTINIC CHOLINERGIC RECEPTOR ACTIVITY<br/>[FR] COMPOSES D'AZASPIROALCENE ET D'AZASPIROALCANE A ACTIVITE DE RECEPTEURS NICOTINIQUES CHOLINERGIQUES
  申请人：TARGACEPT INC

  公开号：WO2006034089A1

  公开（公告）日：2006-03-30

  Compounds, pharmaceutical compositions including the compounds, and methods of preparation and use thereof are disclosed. The compounds are N-aryl or heteroaryl azaspiroalkene/alkane compounds, prodrugs or metabolites of these compounds, or pharmaceutically acceptable salts thereof. The aryl group can be a phenyl ring or a five- or six-membered heterocyclic ring (heteroaryl). The compounds and compositions can be used to treat and/or prevent a wide variety of conditions or disorders, particularly those disorders characterized by dysfunction of nicotinic cholinergic neurotransmission, including disorders involving neuromodulation of neurotransmitter release, such as dopamine release. CNS disorders, which are characterized by an alteration in normal neurotransmitter release, are another example of disorders that can be treated and/or prevented. The compounds and compositions can also be used to alleviate pain. The compounds can: (i) alter the number of nicotinic cholinergic receptors of the brain of the patient, (ii) exhibit neuroprotective effects and (iii) when employed in effective amounts, not result in appreciable adverse side effects (e.g., side effects such as significant increases in blood pressure and heart rate, significant negative effects upon the gastro-intestinal tract, and significant effects upon skeletal muscle).

  揭示了化合物、包括这些化合物的药物组合物以及其制备和使用方法。这些化合物是N-芳基或杂环芳基氮杂螺环烯/烷化合物，这些化合物的前药或代谢物，或其药用可接受的盐。芳基可以是苯环或五元或六元杂环环（杂环芳基）。这些化合物和组合物可用于治疗和/或预防各种各样的疾病或紊乱，特别是那些以胆碱能神经递质功能障碍为特征的疾病，包括涉及神经递质释放的神经调节紊乱，如多巴胺释放的疾病。中枢神经系统疾病，其特征是正常神经递质释放的改变，是可以治疗和/或预防的另一个例子。这些化合物和组合物也可用于缓解疼痛。这些化合物可以：（i）改变患者大脑中的胆碱能受体数量，（ii）表现出神经保护作用，以及（iii）在有效剂量下使用时，不会导致明显的不良副作用（例如，明显增加血压和心率、对胃肠道产生明显负面影响，以及对骨骼肌产生明显影响）。
• [EN] NOVEL OXADIAZOLE COMPOUNDS<br/>[FR] COMPOSÉS INÉDITS D'OXADIAZOLE
  申请人：ABBOTT LAB

  公开号：WO2011071570A1

  公开（公告）日：2011-06-16

  Novel oxadiazole compounds, pharmaceutical compositions containing such compounds and the use of those compounds or compositions as agonists or antagonists of the S1P family of G protein-coupled receptors for treating diseases associated with modulation of S1P family receptor activity, in particular by affording a beneficial immunosuppressive effect are disclosed.

  新型噁二唑化合物，含有这种化合物的药物组合物以及将这些化合物或组合物用作治疗与调节S1P家族G蛋白偶联受体活性相关的疾病的激动剂或拮抗剂的用途被披露，特别是通过提供有益的免疫抑制作用。
• [EN] AZOLOPYRIMIDINE FOR THE TREATMENT OF CANCER-RELATED DISORDERS<br/>[FR] AZOLOPYRIMIDINE POUR LE TRAITEMENT DE TROUBLES LIÉS AU CANCER
  申请人：ARCUS BIOSCIENCES INC

  公开号：WO2018136700A1

  公开（公告）日：2018-07-26

  Compound that is an inhibitor of at least one of the A2A and A2B adenosine receptors, and compositions containing the compound and methods for synthesizing the compound, are described herein. The use of such compound and compositions for the treatment of a diverse array of diseases, disorders, and conditions, including cancer- and immune-related disorders that are mediated, at least in part, by the adenosine A2A receptor and/or the adenosine A2B receptor.

  本文描述了一种至少抑制A2A和A2B腺苷受体中至少一种的化合物，以及含有该化合物的组合物和合成该化合物的方法。利用这种化合物和组合物治疗各种疾病、紊乱和病况，包括至少部分由腺苷A2A受体和/或腺苷A2B受体介导的癌症和免疫相关紊乱。
• [EN] (AZA)INDAZOLYL-ARYL SULFONAMIDE AND RELATED COMPOUNDS AND THEIR USE IN TREATING MEDICAL CONDITIONS<br/>[FR] (AZA) INDAZOLYL-ARYLE SULFONAMIDE ET COMPOSÉS APPARENTÉS ET LEUR UTILISATION DANS LE TRAITEMENT D'ÉTATS MÉDICAUX
  申请人：HIBERCELL INC

  公开号：WO2020210828A1

  公开（公告）日：2020-10-15

  The invention provides (aza)indazolyl-aryl sulfonamide and related compounds, pharmaceutical compositions, and their use in the treatment of medical conditions, such as cancer, and in inhibiting GCN2 activity.

  这项发明提供了(aza)吲哚基芳基磺酰胺及相关化合物、药物组合物，以及它们在治疗医疗状况（如癌症）和抑制GCN2活性中的用途。