(2,5-二氟吡啶-3-基)硼酸 | 872041-95-7

• 物质功能分类: 医药中间体 - 杂环化合物 - 吡啶类化合物
• 分子结构分类: 有机化合物 - 有机杂环化合物 - 吡啶及其衍生物
• 中文名称: (2,5-二氟吡啶-3-基)硼酸
• 英文名称: (2,5-difluoro-3-pyridyl)boronic acid
• 英文别名: (2,5-difluoropyridin-3-yl)boronic acid
• CAS: 872041-95-7
• 化学式: C₅H₄BF₂NO₂
• mdl: MFCD11040274
• 分子量: 158.9
• InChiKey: FJBXMHAWGCNDTB-UHFFFAOYSA-N

物化性质

• 沸点：
  305.2±52.0 °C(Predicted)
• 密度：
  1.44±0.1 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  1.06
• 重原子数：
  11
• 可旋转键数：
  1
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.0
• 拓扑面积：
  53.4
• 氢给体数：
  2
• 氢受体数：
  5

安全信息

• 危险性防范说明：
  P261,P305+P351+P338
• 危险性描述：
  H302,H315,H319,H335

SDS

Material Safety Data Sheet

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Section 1. Identification of the substance
Product Name: 2,5-Difluoropyridinr-3-boronic 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: 2,5-Difluoropyridinr-3-boronic acid
CAS number: 872041-95-7

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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, 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
Appearance: Not specified
Boiling point: No data
No data
Melting point:
Flash point: No data
Density: No data
Molecular formula: C5H4BF2NO2
Molecular weight: 158.9

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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, nitrogen oxides, hydrogen fluoride.

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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：

  (2,5-二氟吡啶-3-基)硼酸 在 (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride 、 palladium diacetate 、 tert-butylammonium hexafluorophosphate(V) 、 碳酸氢钠 、 sodium carbonate 、 cesium fluoride 、 silver carbonate 作用下， 以 1,4-二氧六环 、 水 、 甲苯 为溶剂， 反应 24.0h， 生成
  参考文献：
  名称：

  Pd催化使用吡啶模板的苯乙酸的远程Meta -CH功能

  摘要：

  已开发出一种有效的基于吡啶的U形模板，可实现苯乙酸支架的多种间位-C–H官能化。该新模板将反应范围扩展到与ArBF 3 K交叉偶联以及使用1,3-二碘-5,5-二甲基乙内酰脲作为碘化试剂的碘化反应。

  DOI：

  10.1021/acs.orglett.7b03336

文献信息

• [EN] COMPOUNDS AND THEIR USE AS BACE INHIBITORS<br/>[FR] COMPOSÉS ET LEUR UTILISATION EN TANT QU'INHIBITEURS DE BACE
  申请人：ASTRAZENECA AB

  公开号：WO2016055858A1

  公开（公告）日：2016-04-14

  The present application relates to compounds of formula (I), (la), or (lb) and their pharmaceutical compositions/preparations. This application further relates to methods of treating or preventing Αβ-related pathologies such as Down's syndrome, β- amyloid angiopathy such as but not limited to cerebral amyloid angiopathy or hereditary cerebral hemorrhage, disorders associated with cognitive impairment such as but not limited to MCI ("mild cognitive impairment"), Alzheimer's disease, memory loss, attention deficit symptoms associated with Alzheimer's disease, neurodegeneration associated with diseases such as Alzheimer's disease or dementia, including dementia of mixed vascular and degenerative origin, pre-senile dementia, senile dementia and dementia associated with Parkinson's disease.

  本申请涉及式(I)、(Ia)或(Ib)的化合物及其药物组合物/制剂。本申请进一步涉及治疗或预防与Αβ相关的病理学，如唐氏综合症，β-淀粉样蛋白血管病，如但不限于脑淀粉样蛋白血管病或遗传性脑出血，与认知损害相关的疾病，如但不限于MCI（“轻度认知损害”），阿尔茨海默病，记忆丧失，与阿尔茨海默病相关的注意力缺陷症状，与疾病如阿尔茨海默病或痴呆症相关的神经退行性疾病，包括混合性血管性和退行性起源的痴呆，早老性痴呆，老年性痴呆和与帕金森病相关的痴呆的方法。
• 作为FGFR4抑制剂的杂环化合物
  申请人：齐鲁制药有限公司

  公开号：CN112341431A

  公开（公告）日：2021-02-09

  本发明提供了作为成纤维细胞生长因子受体4(FGFR4)选择性抑制剂的杂环化合物，含有所述化合物的药物组合物，所述化合物的制备方法和以及利用本发明化合物治疗细胞增殖性疾病，例如癌症的方法。
• [EN] 6-SUBSTITUTED-9H-PURINE DERIVATIVES AND RELATED USES<br/>[FR] DÉRIVÉS DE 9H-PURINE SUBSTITUÉS EN POSITION 6 ET UTILISATIONS ASSOCIÉES
  申请人：BLACK DIAMOND THERAPEUTICS INC

  公开号：WO2022178256A1

  公开（公告）日：2022-08-25

  The present disclosure relates compounds of Formula (I'): and pharmaceutically acceptable salts and stereoisomers thereof. The present disclosure also relates to methods of preparing the compounds, compositions comprising the compounds, and methods of using the compounds, e.g., in the treatment of cancer.

  本公开涉及公式（I'）化合物及其药学上可接受的盐和立体异构体。本公开还涉及制备该化合物的方法，包含该化合物的组合物，以及使用该化合物的方法，例如在癌症治疗中的应用。
• [EN] HETEROARENES, PHARMACEUTICAL COMPOSITIONS CONTAINING THE SAME, AND METHODS OF USING THE SAME<br/>[FR] HÉTÉROARÈNES, COMPOSITIONS PHARMACEUTIQUES LES CONTENANT ET LEURS PROCÉDÉS D'UTILISATION
  申请人：REPARE THERAPEUTICS INC

  公开号：WO2023220831A1

  公开（公告）日：2023-11-23

  Disclosed are compounds and pharmaceutically acceptable salts thereof that may be used in the treatment of subjects in need thereof. The compounds disclosed herein may be inhibitors of tyrosine and threonine-specific cdc2-inhibitory kinase (Myt1). Also disclosed are pharmaceutical compositions containing the compounds or pharmaceutically acceptable salts thereof and methods of their preparation and use.

  本文公开了可用于治疗有需要的受试者的化合物及其药学上可接受的盐类。本文公开的化合物可以是酪氨酸和苏氨酸特异性 cdc2 抑制激酶（Myt1）的抑制剂。还公开了含有这些化合物或其药学上可接受的盐的药物组合物及其制备和使用方法。
• WO2023/49369
  申请人：——

  公开号：——

  公开（公告）日：——