502-83-0

• 常用中文名：DL-蛋氨醇
• 常用英文名：dl-methioninol
• CAS号：502-83-0
• 分子式：C₅H₁₃NOS
• 分子量：135.228
• 相关类别： 生物化工 氨基酸及其衍生物 氨基醇类衍生物
• 发布时间：2018-08-04 00:44:47
• 更新时间：2024-01-06 18:20:51
• 下载msds

名称

• 中文名: DL-蛋氨醇
• 英文名: dl-methioninol
• 中文别名: D-蛋氨醇
• 英文别名: 2-Amino-4-(methylthio)-1-butanol; D-methioninol; MFCD00068312; DL-METHIONOL; 2-amino-4-(methylthio)butan-1-ol; 2-amino-4-(methylsulfanyl)butan-1-ol; 2-azanyl-4-methylsulfanyl-butan-1-ol; 1-Butanol, 2-amino-4-(methylthio)-; methioninol; DL-Methioninol; DL-Methioninol2-Amino-4-(methylthio)-1-butanol; 4-METHYLMERCAPTO-2-AMINO-1-BUTANOL; L-2-amino-4-methylsulfanylbutanol; 2-amino-4-methylthio-1-butanol; 2-Amino-4-(methylsulfanyl)-1-butanol; (+-)-2-Amino-4-methylmercapto-butan-1-ol; H-DL-MET-OL; (+-)-2-amino-4-methylsulfanyl-butan-1-ol

物化性质

• 密度: 1.1±0.1 g/cm3
• 沸点: 270.2±30.0 °C at 760 mmHg
• 熔点: 31-36 °C
• 分子式: C₅H₁₃NOS
• 分子量: 135.228
• 闪点: 117.2±24.6 °C
• 精确质量: 135.071777
• PSA: 71.55000
• LogP: -0.11
• 外观性状: viscous liquid
• 蒸汽压: 0.0±1.2 mmHg at 25°C
• 折射率: 1.516
• 储存条件:

  密封储存，储存于阴凉、干燥的库房。

• 稳定性:

  避免与不相容材料接触。与强氧化剂反应。

• 计算化学:

  1.疏水参数计算参考值（XlogP）:-0.3

  2.氢键供体数量:2

  3.氢键受体数量:3

  4.可旋转化学键数量:4

  5.互变异构体数量:无

  6.拓扑分子极性表面积71.6

  7.重原子数量:8

  8.表面电荷:0

  9.复杂度:51.7

  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:1

  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

• 更多:

  1. 性状：黄色透明液体

  2. 密度（g/mL,25℃）：未确定

  3. 相对蒸汽密度（g/mL,空气=1）：未确定

  4. 熔点（ºC）：31-36

  5. 沸点（ºC,常压）：未确定

  6. 沸点（ºC,1mmHg）：未确定

  7. 折射率(n20/D)：1.519-1.521（lit.）

  8. 闪点（ºF）：未确定

  9. 比旋光度（º）：未确定

  10. 自燃点或引燃温度（ºC）：未确定

  11. 蒸气压（mmHg,25ºC）：未确定

  12. 饱和蒸气压（kPa,25ºC）：未确定

  13. 燃烧热（KJ/mol）：未确定

  14. 临界温度（ºC）：未确定

  15. 临界压力（KPa）：未确定

  16. 油水（辛醇/水）分配系数的对数值：未确定

  17. 爆炸上限（%,V/V）：未确定

  18. 爆炸下限（%,V/V）：未确定

  19. 溶解性：溶于水

MSDS

Name: DL-Methioninol Material Safety Data Sheet Synonym: 2-Amino-4-(methylthio)-1-butano CAS: 502-83-0 Section 1 - Chemical Product MSDS Name:DL-Methioninol Material Safety Data Sheet Synonym:2-Amino-4-(methylthio)-1-butano Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS CAS# Chemical Name content EINECS# 502-83-0 DL-Methioninol unlisted Hazard Symbols: XI Risk Phrases: 36/37/38 Section 3 - HAZARDS IDENTIFICATION EMERGENCY OVERVIEW Irritating to eyes, respiratory system and skin. Potential Health Effects Eye: Causes eye irritation. Skin: Causes skin irritation. May be harmful if absorbed through the skin. Ingestion: May cause irritation of the digestive tract. May be harmful if swallowed. Inhalation: Causes respiratory tract irritation. May be harmful if inhaled. Chronic: Not available. Section 4 - FIRST AID MEASURES Eyes: Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid. Skin: Get medical aid. Flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes. Ingestion: Get medical aid. Wash mouth out with water. Inhalation: Remove from exposure and move to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid. Notes to Physician: Treat symptomatically and supportively. Section 5 - FIRE FIGHTING MEASURES General Information: As in any fire, wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Extinguishing Media: Use water spray, dry chemical, carbon dioxide, or chemical foam. Section 6 - ACCIDENTAL RELEASE MEASURES General Information: Use proper personal protective equipment as indicated in Section 8. Spills/Leaks: Vacuum or sweep up material and place into a suitable disposal container. Section 7 - HANDLING and STORAGE Handling: Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes. Storage: Store in a tightly closed container. Store in a dry area. Keep refrigerated. (Store below 4C/39F.) Section 8 - EXPOSURE CONTROLS, PERSONAL PROTECTION Engineering Controls: Facilities storing or utilizing this material should be equipped with an eyewash facility and a safety shower. Use adequate ventilation to keep airborne concentrations low. Exposure Limits CAS# 502-83-0: Personal Protective Equipment Eyes: Not available. Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to prevent skin exposure. Respirators: Follow the OSHA respirator regulations found in 29 CFR 1910.134 or European Standard EN 149. Use a NIOSH/MSHA or European Standard EN 149 approved respirator if exposure limits are exceeded or if irritation or other symptoms are experienced. Section 9 - PHYSICAL AND CHEMICAL PROPERTIES Physical State: Solid Color: Not available. Odor: Not available. pH: Not available. Vapor Pressure: Not available. Viscosity: Not available. Boiling Point: Not available. Freezing/Melting Point: 31 - 36 deg C Autoignition Temperature: Not available. Flash Point: Not available. Explosion Limits, lower: Not available. Explosion Limits, upper: Not available. Decomposition Temperature: Solubility in water: Soluble. Specific Gravity/Density: Molecular Formula: C5H13NOS Molecular Weight: 135.23 Section 10 - STABILITY AND REACTIVITY Chemical Stability: Not available. Conditions to Avoid: Incompatible materials. Incompatibilities with Other Materials: Strong oxidizing agents. Hazardous Decomposition Products: Nitrogen oxides, carbon monoxide, oxides of sulfur, carbon dioxide. Hazardous Polymerization: Not available. Section 11 - TOXICOLOGICAL INFORMATION RTECS#: CAS# 502-83-0 unlisted. LD50/LC50: Not available. Carcinogenicity: DL-Methioninol - Not listed by ACGIH, IARC, or NTP. Section 12 - ECOLOGICAL INFORMATION Section 13 - DISPOSAL CONSIDERATIONS Dispose of in a manner consistent with federal, state, and local regulations. Section 14 - TRANSPORT INFORMATION IATA Not regulated as a hazardous material. IMO Not regulated as a hazardous material. RID/ADR Not regulated as a hazardous material. Section 15 - REGULATORY INFORMATION European/International Regulations European Labeling in Accordance with EC Directives Hazard Symbols: XI Risk Phrases: R 36/37/38 Irritating to eyes, respiratory system and skin. Safety Phrases: S 26 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S 37/39 Wear suitable gloves and eye/face protection. WGK (Water Danger/Protection) CAS# 502-83-0: No information available. Canada None of the chemicals in this product are listed on the DSL/NDSL list. CAS# 502-83-0 is not listed on Canada's Ingredient Disclosure List. US FEDERAL TSCA CAS# 502-83-0 is not listed on the TSCA inventory. It is for research and development use only. SECTION 16 - ADDITIONAL INFORMATION N/A

安全

• 危害码 (欧洲): Xi
• 风险声明 (欧洲): 36/37/38
• 安全声明 (欧洲): S37/39-S26
• WGK德国: 3

合成路线

348-67-4 ~91% 502-83-0

文献：Ashton; Aumann, Kylee M.; Baker, Stephen P.; Schiesser, Carl H.; Scammells, Peter J. Bioorganic and Medicinal Chemistry Letters, 2007 , vol. 17, # 24 p. 6779 - 6784

91177-57-0 ~% 502-83-0

文献：Ohfune, Yasufumi; Kurokawa, Natsuko Tetrahedron Letters, 1984 , vol. 25, # 10 p. 1071 - 1074

2488-15-5 ~% 502-83-0

文献：Ohfune, Yasufumi; Kurokawa, Natsuko Tetrahedron Letters, 1984 , vol. 25, # 10 p. 1071 - 1074

33900-24-2 ~% 502-83-0

文献：Ohfune, Yasufumi; Kurokawa, Natsuko Tetrahedron Letters, 1984 , vol. 25, # 10 p. 1071 - 1074

115963-23-0 ~% 502-83-0

文献：Gebhard; Karrer Helvetica Chimica Acta, 1955 , vol. 38, p. 915

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