2,5-二甲氧基吡啶 | 867267-24-1

• 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 - 有机氧化合物
• 中文名称: 2,5-二甲氧基吡啶
• 中文别名: 2,4-二羟基苯乙酮
• 英文名称: 2,5-dimethoxypyridine
• CAS: 867267-24-1
• 化学式: C₇H₉NO₂
• mdl: MFCD12546620
• 分子量: 139.154
• InChiKey: HFFNRRVTKJCKGM-UHFFFAOYSA-N

物化性质

• 沸点：
  203.5±20.0℃ (760 Torr)
• 密度：
  1.064±0.06 g/cm3 (20 ºC 760 Torr)
• 闪点：
  73.2±12.0℃

计算性质

• 辛醇/水分配系数(LogP)：
  1.7
• 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：
  31.4
• 氢给体数：
  0
• 氢受体数：
  3

安全信息

• 海关编码：
  2933399090
• 危险性防范说明：
  P261,P305+P351+P338
• 危险性描述：
  H302,H315,H319
• 储存条件：
  2～8℃

SDS

Material Safety Data Sheet

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Section 1. Identification of the substance
Product Name: 2,5-Dimethoxypyridine
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-Dimethoxypyridine
CAS number: 867267-24-1

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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: C7H9NO2
Molecular weight: 139.2

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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, nitrogen 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：

  2,5-二甲氧基吡啶 在 1,1'-双(二苯膦基)二茂铁二氯化钯(II)二氯甲烷复合物 、 吡啶盐酸盐 、 potassium carbonate 、 lithium hexamethyldisilazane 、 lithium diisopropyl amide 作用下， 以 四氢呋喃 、 1,4-二氧六环 、 N,N-二甲基甲酰胺 为溶剂， 反应 1.25h， 生成 tert-butyl 2-[4-(5-chloro-2-cyanophenyl)-5-methoxy-2-oxopyridin-1(2H)-yl]butanoate
  参考文献：
  名称：

  SUBSTITUTED OXOPYRIDINE DERIVATIVES

  摘要：

  这项发明涉及替代氧吡啶衍生物及其制备方法，以及将其用于生产治疗和/或预防疾病的药物，特别是心血管疾病，优选为血栓性或血栓栓塞性疾病，水肿，以及眼科疾病。

  公开号：

  US20170298052A1
• 作为产物：
  描述：

  5-碘-2-甲氧基吡啶 、 potassium methanolate 在 copper(l) iodide 作用下， 以 甲醇 、 N,N-二甲基乙酰胺 为溶剂， 反应 4.0h， 以91.6%的产率得到2,5-二甲氧基吡啶
  参考文献：
  名称：

  一种2,5-二甲氧基吡啶的制备方法

  摘要：

  本发明公开了一种2,5‑二甲氧基吡啶的制备方法，属于药物合成技术领域，包括以下步骤：步骤1、在醇溶剂存在下，使式A化合物与甲醇钠接触反应以形成式B化合物；步骤2、在金属催化剂存在下，使步骤1中式B化合物反应得到2,5‑二甲氧基吡啶，后处理、纯化得到产品。该方法路线短，步骤少，不使用昂贵钯金属催化剂和硼酸试剂，降低了制备成本，避免使用易燃易爆的锂试剂及过氧化物，反应条件温和、后处理操作简便，提高了总收率和纯度，且产品质量容易控制，工业放大前景好。

  公开号：

  CN108863917A

文献信息

• [EN] SUBSTITUTED OXOPYRIDINE DERIVATIVES<br/>[FR] DÉRIVÉS D'OXOPYRIDINE SUBSTITUÉS
  申请人：BAYER PHARMA AG

  公开号：WO2017005725A1

  公开（公告）日：2017-01-12

  The invention relates to substituted oxopyridine derivatives and to processes for their preparation, and also to their use for preparing medicaments for the treatment and/or prophylaxis of diseases, in particular cardiovascular disorders, preferably thrombotic or thromboembolic disorders, and o edemas, and also ophthalmic disorders.

  这项发明涉及替代氧吡啶衍生物及其制备方法，以及它们用于制备治疗和/或预防疾病的药物，特别是心血管疾病，最好是血栓性或血栓栓塞性疾病，以及水肿和眼科疾病。
• Substituted Oxopyridine Derivatives and Use Thereof in the Treatment of Cardiovascular Disorders
  申请人：BAYER PHARMA AKTIENGESELLSCHAFT

  公开号：US20160052884A1

  公开（公告）日：2016-02-25

  The invention relates to substituted oxopyridine derivatives and to processes for their preparation, and also to their use for preparing medicaments for the treatment and/or prophylaxis of diseases, in particular cardiovascular disorders, preferably thrombotic or thromboembolic disorders, and oedemas, and also ophthalmic disorders.

  这项发明涉及替代的氧代吡啶衍生物及其制备方法，以及它们用于制备用于治疗和/或预防疾病的药物，特别是心血管疾病，优选是血栓性或血栓栓塞性疾病、水肿以及眼科疾病。
• OXO-PYRIDINE-DERIVATIVES AS FACTOR XIA INHIBITORS FOR THE TREATMENT OF THROMBOSIS
  申请人：BAYER PHARMA AKTIENGESELLSCHAFT

  公开号：US20190119213A1

  公开（公告）日：2019-04-25

  The invention relates to substituted oxopyridine derivatives and to processes for their preparation, and also to their use for preparing medicaments for the treatment and/or prophylaxis of diseases, in particular cardiovascular disorders, preferably thrombotic or thromboembolic disorders, and oedemas, and also ophthalmic disorders.

  这项发明涉及替代氧吡啶衍生物及其制备方法，以及它们用于制备治疗和/或预防疾病的药物，特别是心血管疾病，优选为血栓性或血栓栓塞性疾病，水肿，以及眼科疾病。
• Nucleophilic amination of methoxypyridines by a sodium hydride–iodide composite
  作者：Jia Hao Pang、Atsushi Kaga、Shunsuke Chiba

  DOI：10.1039/c8cc05979a

  日期：——

  A new protocol for nucleophilic amination of methoxypyridines and their derivatives was developed using sodium hydride (NaH) in the presence of lithium iodide (LiI). The method offers a concise access to various aminopyridines which are potentially of medicinal interest.

  在碘化锂（LiI）存在下，使用氢化钠（NaH）开发了甲氧基吡啶及其衍生物亲核胺化的新方案。该方法提供了对可能具有医学意义的各种氨基吡啶的简洁途径。
• 烷氧吡啶酮化合物及其制备方法和用途
  申请人：江西济民可信集团有限公司

  公开号：CN112028877B

  公开（公告）日：2021-11-26

  本发明属于药物化学领域。具体地，本发明涉及一系列具有新型结构的XIa因子(Factor XIa，简称FXIa)的抑制剂，及其制备方法和用途。其结构如下列通式(I)所示。这些化合物或其立体异构体、外消旋物、几何异构体、互变异构体、前药、水合物、溶剂化物或其药学上可接受的盐及药物组合物，可用于治疗或/和预防由XIa因子(Factor XIa，简称FXIa)介导的相关疾病。