42732-49-0

• 常用中文名：5-甲基-3-羟基吡啶
• 常用英文名：5-Methyl-3-pyridinol
• CAS号：42732-49-0
• 分子式：C₆H₇NO
• 分子量：109.126
• 相关类别： 医药中间体 杂环化合物 吡啶类化合物 羟基吡啶
• 发布时间：2018-09-23 18:34:55
• 更新时间：2024-01-02 05:42:12

名称

• 中文名: 5-甲基-3-羟基吡啶
• 英文名: 3-Hydroxy-5-picoline
• 中文别名: 5-甲基-3-羟基; 3-羟基-5-甲基吡啶
• 英文别名: 3-Pyridinol, 5-methyl-; 5-methylpyridin-3-ol; 3-Hydroxy-5-methylpyridine; 5-Methyl-3-pyridinol; MFCD00661297

物化性质

• 密度: 1.1±0.1 g/cm3
• 沸点: 317.3±22.0 °C at 760 mmHg
• 熔点: 136-140 °C
• 分子式: C₆H₇NO
• 分子量: 109.126
• 闪点: 145.7±22.3 °C
• 精确质量: 109.052765
• PSA: 33.12000
• LogP: 1.10
• 外观性状: 淡黄色结晶
• 蒸汽压: 0.0±0.7 mmHg at 25°C
• 折射率: 1.551
• 储存条件: 室温，密封，干燥
• 计算化学:

  1.疏水参数计算参考值（XlogP）:0.9

  2.氢键供体数量:1

  3.氢键受体数量:2

  4.可旋转化学键数量:0

  5.互变异构体数量:6

  6.拓扑分子极性表面积:33.1

  7.重原子数量:8

  8.表面电荷:0

  9.复杂度:74.9

  10.同位素原子数量:0

  11.确定原子立构中心数量:0

  12.不确定原子立构中心数量:0

  13.确定化学键立构中心数量:0

  14.不确定化学键立构中心数量:0

  15.共价键单元数量:1

MSDS

Material Safety Data Sheet Section1. Identification of the substance 3-Hydroxy-5-methylpyridine Product Name: Synonyms: Section2. 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 P305+P351+P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses if present and easy to do – continue rinsing Section3. Composition/information on ingredients. Ingredient name:3-Hydroxy-5-methylpyridine CAS number:42732-49-0 Section4. 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. Section5. 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. Section6. 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. Section7. Handling and storage This product should be handled only by, or under the close supervision of, those properly qualified Handling: 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. Section8. 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. Section9. Physical and chemical properties Appearance:Not specified Boiling point:No data Melting point:No data Flash point:No data Density:No data Molecular formula: C6H7NO Molecular weight: 109.1 Section10. Stability and reactivity Conditions to avoid: Heat, flames and sparks. Materials to avoid: Oxidizing agents. Possible hazardous combustion products: Carbon monoxide, nitrogen oxides. Section11. Toxicological information No data. Section12. Ecological information No data. Section13. 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. Section14. Transportation information Non-harzardous for air and ground transportation. Section15. 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

安全

• 危害码 (欧洲): Xi

合成路线

100958-68-7 ~% 42732-49-0

文献：Okuda; Robison Journal of the American Chemical Society, 1959 , vol. 81, p. 740,742

6443-85-2 ~% 42732-49-0

文献：Okuda; Robison Journal of the American Chemical Society, 1959 , vol. 81, p. 740,742

99310-62-0 ~% 42732-49-0

文献：Okuda; Robison Journal of the American Chemical Society, 1959 , vol. 81, p. 740,742

6635-88-7 ~% 42732-49-0

文献：Okuda; Robison Journal of the American Chemical Society, 1959 , vol. 81, p. 740,742

6959-48-4 ~% 42732-49-0

文献：Okuda; Robison Journal of the American Chemical Society, 1959 , vol. 81, p. 740,742

458569-34-1 ~% 42732-49-0

文献：Matsumura Nippon Kagaku Zasshi, 1953 , vol. 74, p. 446 Chem.Abstr., 1954 , p. 6442

1003-73-2 ~% 42732-49-0

文献：Matsumura Nippon Kagaku Zasshi, 1953 , vol. 74, p. 446 Chem.Abstr., 1954 , p. 6442

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