2-氨基-5-甲基吡嗪 | 5521-58-4

• 物质功能分类: 医药中间体 - 吡嗪类化合物
• 分子结构分类: 有机化合物 - 有机杂环化合物 - 二嗪类
• 中文名称: 2-氨基-5-甲基吡嗪
• 中文别名: 5-甲基吡嗪-2-胺
• 英文名称: 5-methylpyrazin-2-amine
• 英文别名: 2-amino-5-methylpyrazine；2-Amino-5-methyl-pyrazin；5-methyl-2-pyrazinamine；5-methyl-2-aminopyrazine
• CAS: 5521-58-4
• 化学式: C₅H₇N₃
• 分子量: 109.131
• InChiKey: ZNQOALAKPLGUPH-UHFFFAOYSA-N

物化性质

• 熔点：
  116-117 °C
• 沸点：
  110 °C(Press: 2 Torr)
• 密度：
  1.155±0.06 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  -0.2
• 重原子数：
  8
• 可旋转键数：
  0
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.2
• 拓扑面积：
  51.8
• 氢给体数：
  1
• 氢受体数：
  3

安全信息

• 危险等级：
  IRRITANT
• 海关编码：
  2933990090
• 危险性防范说明：
  P261,P280,P305+P351+P338
• 危险性描述：
  H302,H315,H319,H332,H335
• 储存条件：
  室温

SDS

Material Safety Data Sheet

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Section 1. Identification of the substance
5-Methylpyrazin-2-amine
Product Name:
Synonyms: 2-Amino-5-methylpyrazine

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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-Methylpyrazin-2-amine
Ingredient name:
CAS number: 5521-58-4

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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.
Storage: Store in closed vessels, refrigerated.

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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: C5H7N3
Molecular weight: 109.1

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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

制备方法与用途

简介

2-氨基-5-甲基吡嗪的熔点为116-117 °C，其酸度系数（pKa）预测值为3.50±0.10。这种化合物广泛用作合成化学药品的重要中间体。

用途

2-氨基-5-甲基吡嗪是一种重要的新型杂环类有机中间体，在医药、农药及染料等行业中具有广泛应用。由于其吡嗪环的独特生物活性，这种化合物在合成药物方面不可替代，并且是医药研究中的热点领域之一。此外，2-氨基-5-甲基吡嗪因其特殊的化学性质和药用活性，被广泛用于医药及医药中间体、染发助剂、聚合物稳定剂、感光材料的抗氧化剂和抗灰雾剂等。

储存

为确保安全与稳定性，必须将2-氨基-5-甲基吡嗪密封并避光储存，并避免与空气接触。这种化合物应储存在阴凉通风的库房内，远离火种、热源及强碱性试剂，且库房温度不宜超过26℃。此外，应将其与其他氧化剂分开存放，并避免大量或长期储存。

反应信息

• 作为反应物：
  描述：

  2-氨基-5-甲基吡嗪 在 N-溴代丁二酰亚胺(NBS) 作用下， 以 乙醇 为溶剂， 反应 16.0h， 以4.1 g的产率得到2-氨基-3-溴-5-甲基吡嗪
  参考文献：
  名称：

  杂环化合物及其药物组合物、制备方法、中间体和应用

  摘要：

  本发明公开了一种杂环化合物及其药物组合物、制备方法、中间体和应用。该杂环化合物的结构如下式I所示，其具有CDK7抑制活性，可以用于治疗肿瘤等疾病。

  公开号：

  CN113004285A
• 作为产物：
  描述：

  2-氨基-3-溴-5-甲基吡嗪 在 palladium on activated charcoal 氢气 、 三乙胺 作用下， 以 乙酸乙酯 为溶剂， 反应 0.33h， 以98%的产率得到2-氨基-5-甲基吡嗪
  参考文献：
  名称：

  Sato, Nobuhiro, Journal of Heterocyclic Chemistry, 1980, vol. 17, p. 143 - 147

  摘要：

  DOI：
• 作为试剂：
  描述：

  2-氨基-5-甲基吡嗪 、 ethyl 4-(2-(dimethylcarbamoyl)pyrimidin-5-yloxy)-2-methylbenzofuran-6-carboxylate 在 2-氨基-5-甲基吡嗪 作用下， 以72的产率得到N，N-二甲基-5-[[2-甲基-6-[[(5-甲基-2-吡嗪基)氨基]羰基]-4-苯并呋喃基]氧基]-2-嘧啶甲酰胺
  参考文献：
  名称：

  Benzofuranyl Derivatives

  摘要：

  本发明提供了公式(I)的化合物，其作为葡萄糖激酶激活剂；其药物组合物；以及治疗由葡萄糖激酶介导的疾病、障碍或病情的方法。

  公开号：

  US20100234285A1

文献信息

• [EN] INHIBITORS OF INFLUENZA VIRUS REPLICATION AND USES THEREOF<br/>[FR] INHIBITEURS DE RÉPLICATION DU VIRUS DE LA GRIPPE ET UTILISATIONS ASSOCIÉES
  申请人：SUNSHINE LAKE PHARMA CO LTD

  公开号：WO2018108125A1

  公开（公告）日：2018-06-21

  The invention provides a class of compounds as inhibitors of influenza virus replication, preparation methods thereof, pharmaceutical compositions containing these compounds, and uses of these compounds and pharmaceutical compositions thereof in the treatment of influenza.

  本发明提供了一类作为流感病毒复制抑制剂的化合物、其制备方法、含有这些化合物的药物组合物，以及这些化合物和药物组合物在治疗流感中的用途。
• Biaryl Ether Urea Compounds
  申请人：FAY Lorraine Kathleen

  公开号：US20080261941A1

  公开（公告）日：2008-10-23

  The present invention relates to compounds of Formula (I) or a pharmaceutically acceptable salt thereof; processes for the preparation of the compounds; intermediates used in the preparation of the compounds; compositions containing the compounds; and uses of the compounds in treating diseases or conditions associated with fatty acid amide hydrolase (FAAH) activity.

  本发明涉及式(I)的化合物或其药用可接受的盐；制备该化合物的方法；制备该化合物所用的中间体；含有该化合物的组合物；以及利用该化合物治疗与脂肪酸酰胺水解酶(FAAH)活性相关的疾病或症状。
• Aminoheteroaryl benzamides as kinase inhibitors
  申请人：Bagdanoff Jeffrey T.

  公开号：US09242996B2

  公开（公告）日：2016-01-26

  The present invention provides a compound of Formula (I) or a salt thereof; and therapeutic uses of these compounds. The present invention further provides pharmaceutical compositions comprising these compounds, and compositions comprising these compounds with a therapeutic co-agent.

  本发明提供了化合物的化合物（I）或其盐； 以及这些化合物的治疗用途。本发明还提供了包含这些化合物的药物组合物，以及包含这些化合物与治疗辅助剂的组合物。
• Co₂(CO)₈ as a Solid CO (g) Source for the Amino Carbonylation of (Hetero)aryl Halides with Highly Deactivated (Hetero)arylamines
  作者：Srinivas Cheruku、Ayyiliath M Sajith、Yatheesh Narayana、Poornima Shetty、Sandhya C Nagarakere、Kunigal S Sagar、Kumara N Manikyanally、Kanchugarkoppal Subbegowda Rangappa、Kempegowda Mantelingu

  DOI：10.1021/acs.joc.0c02999

  日期：2021.4.16

  Carbonylation of (hetero)aryl iodides/bromides with highly deactivated 2-aminopyridines using Pd–Co(CO)4 bimetallic catalysis is accomplished. The use of Co2(CO)8 as a solid CO(g) source enhanced reaction rates observed when compared to CO(g), and excellent yields highlight the versatility of the developed protocol. A wide range of electronically and sterically demanding heterocyclic amines and (hetero)aryl

  使用Pd–Co（CO）4双金属催化，可高度失活的2-氨基吡啶与（杂）芳基碘化物/溴化物进行羰基化反应。与CO（g）相比，使用Co 2（CO）8作为固体CO（g）源可提高反应速度，并且出色的收率突出了所开发方案的多功能性。用于本研究的各种电子和空间要求性的杂环胺和（杂）芳基碘化物/溴化物可产生优异的氨基羰基化产物收率。所开发的方法进一步扩展为合成锥虫布鲁西和荧光素酶抑制剂。
• Compounds for treating spinal muscular atrophy
  申请人：PTC Therapeutics Inc.

  公开号：US09617268B2

  公开（公告）日：2017-04-11

  Provided herein are compounds, compositions thereof and uses therewith for treating spinal muscular atrophy. In a specific embodiment, provided herein are compounds of a form that may be used to modulate the inclusion of exon 7 of SMN2 into mRNA that is transcribed from the SMN2 gene. In another specific embodiment, provided herein are compounds of a form that may be used to modulate the inclusion of exon 7 of SMN1 into mRNA that is transcribed from the SMN1 gene. In yet another embodiment, provided herein are compounds of a form that may be used to modulate the inclusion of exon 7 of SMN1 and SMN2 into mRNA that is transcribed from the SMN1 and SMN2 genes, respectively.

  本文提供了用于治疗脊髓性肌萎缩症的化合物、其组合物和使用方法。在一个具体实施例中，本文提供了一种形式的化合物，可用于调节从SMN2基因转录的mRNA中SMN2的外显子7的包含。在另一个具体实施例中，本文提供了一种形式的化合物，可用于调节从SMN1基因转录的mRNA中SMN1的外显子7的包含。在另一个实施例中，本文提供了一种形式的化合物，可用于调节从SMN1和SMN2基因分别转录的mRNA中SMN1和SMN2的外显子7的包含。