5-羰基环戊烯-1-硼酸 | 871329-71-4

• 分子结构分类: 有机化合物 - 有机酸及其衍生物 - 硼酸衍生物
• 中文名称: 5-羰基环戊烯-1-硼酸
• 中文别名: 2-硼-2-环戊烯酮；5-氧代环戊烯-1-基硼酸
• 英文名称: (5-oxocyclopent-1-en-1-yl)boronic acid
• 英文别名: 2-cyclopentenone-2-boronic acid；(5-oxocyclopenten-1-yl)boronic acid
• CAS: 871329-71-4
• 化学式: C₅H₇BO₃
• mdl: MFCD08056354
• 分子量: 125.92
• InChiKey: LEMUMNFZUFSWGV-UHFFFAOYSA-N

物化性质

• 熔点：
  143-145
• 沸点：
  348.0±52.0 °C(Predicted)
• 密度：
  1.25±0.1 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  0.18
• 重原子数：
  9
• 可旋转键数：
  1
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.4
• 拓扑面积：
  57.5
• 氢给体数：
  2
• 氢受体数：
  3

安全信息

• 危险品标志：
  Xi

SDS

Material Safety Data Sheet

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Section 1. Identification of the substance
5-Oxocyclopenten-1-ylboronic acid
Product Name:
Synonyms: 2-Borono-2-cyclopentenone

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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-Oxocyclopenten-1-ylboronic acid
Ingredient name:
CAS number: 871329-71-4

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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.
Store in closed vessels, under −20◦C.
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
Not specified
Appearance:
Boiling point: No data
Melting point: No data
Flash point: No data
Density: No data
Molecular formula: C5H7BO3
Molecular weight: 125.9

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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.

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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：

  trifluoro-methanesulfonic acid 1-(3-chloro-6-furan-3-yl-8-trifluoromethyl-imidazo[1,2-a]pyridine-2-carbonyl)-1,2,3,6-tetrahydro-pyridin-4-yl ester 、 5-羰基环戊烯-1-硼酸 在 四(三苯基膦)钯 碳酸氢钠 作用下， 以 水 、 N,N-二甲基甲酰胺 为溶剂， 反应 0.33h， 以72%的产率得到2-[1-(3-chloro-6-furan-3-yl-8-trifluoromethyl-imidazo[1,2-a]pyridine-2-carbonyl)-1,2,3,6-tetrahydro-pyridin-4-yl]-cyclopent-2-enone
  参考文献：
  名称：

  Certain Nitrogen Containing Bicyclic Chemical Entities for Treating Viral Infections

  摘要：

  提供了一些化学实体、药物组合物以及治疗黄病毒科家族成员，如肝病毒（丙型肝炎或HCV）的方法。

  公开号：

  US20100204265A1

文献信息

• [EN] SUBSTITUTED PYRAZOLYL[4,3-C]PYRIDINECOMPOUNDS AS RET KINASE INHIBITORS<br/>[FR] COMPOSÉS DE PYRAZOLYL[4,3-C]PYRIDINE SUBSTITUÉS UTILISÉS EN TANT QU'INHIBITEURS DE LA KINASE RET
  申请人：ARRAY BIOPHARMA INC

  公开号：WO2019143994A1

  公开（公告）日：2019-07-25

  Provided herein are compounds of the Formula I: and tautomers and pharmaceutically acceptable salts and solvates thereof, wherein R1, R2 and R3 have the meanings given in the specification, which are inhibitors of RET kinase and are useful in the treatment and prevention of diseases which can be treated with a RET kinase inhibitor, including RET-associated diseases and disorders.

  提供以下式I的化合物：及其互变异构体和药用可接受的盐和溶剂化物，其中R1、R2和R3具有说明书中给出的含义，它们是RET激酶的抑制剂，可用于治疗和预防可通过RET激酶抑制剂治疗的疾病，包括RET相关疾病和失调。
• 一种荧光聚合物及其在油罐土壤渗漏监测中的应用
  申请人：浙江海洋大学

  公开号：CN112552296B

  公开（公告）日：2022-05-31

  本发明属于荧光示踪技术领域，具体涉及一种荧光聚合物及其在油罐土壤渗漏监测中的应用。本发明提供了一种荧光单体，其最大发射波长为528nm，位于可见光谱绿色波长范围495～570nm，呈现出绿色荧光，将该荧光单体与水溶性单体共聚得到一种具有良好水溶性、荧光性、检测灵敏度高、与原油聚合物不发生相互影响和干扰的荧光聚合物，将其用于油罐土壤渗漏监测，用量少，检测灵敏度高，便于监控。