562-54-9

• 常用中文名：甲基硫酸钾
• 常用英文名：Potassium Methyl Sulfate
• CAS号：562-54-9
• 分子式：CH₃KO₄S
• 分子量：150.195
• 相关类别： 有机原料 有机金属类化合物 有机钾
• 发布时间：2018-04-02 08:00:00
• 更新时间：2024-01-08 13:40:14

名称

• 中文名: 硫酸甲酯钾
• 英文名: Methylsulfuric acid potassium salt
• 中文别名: 甲硫酸鉀
• 英文别名: potassium,methyl sulfate; MFCD00040472; UNII:9B0JF05O1C; Methyl potassium sulfate; Methyl sulfate potassium salt; Sulfuric acid, methyl ester, potassium salt (1:1); EINECS 209-231-3; potassium methyl sulphate; potassium methylsulfate; Potassium methyl sulfate

物化性质

• 密度: 1.602g/cm3
• 熔点: 212-217 °C
• 分子式: CH₃KO₄S
• 分子量: 150.195
• 精确质量: 149.938904
• PSA: 74.81000
• LogP: 0.17380
• 外观性状: 白色结晶粉末
• 储存条件:

  密封储存，储存于阴凉、干燥的库房。

• 稳定性: 常温常压下稳定，避免与不相容材料接触。 与强氧化剂反应。
• 水溶解性: 可溶
• 计算化学:

  1.疏水参数计算参考值（XlogP）:无

  2.氢键供体数量:0

  3.氢键受体数量:4

  4.可旋转化学键数量:1

  5.互变异构体数量:无

  6.拓扑分子极性表面积74.8

  7.重原子数量:7

  8.表面电荷:0

  9.复杂度:108

  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:2

• 更多:

  1. 性状：白色结晶状粉末，无气味

  2. 密度（g/mL,20℃）：未确定

  3. 相对蒸汽密度（g/mL,空气=1）：未确定

  4. 熔点（ºC）：212-217

  5. 沸点（ºC,常压）：未确定

  6. 沸点（ºC,8mmHg）：未确定

  7. 折射率(n20/D)：未确定

  8. 闪点（ºC）：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（kPa,18 ºC）：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: Methylsulfuric acid potassium salt 99% (by sulfated potassium-ash) Material Safety Data Sheet Synonym: Methyl Potassium Sulfate; Potassium Methyl Sulfat CAS: 562-54-9 Section 1 - Chemical Product MSDS Name:Methylsulfuric acid potassium salt 99% (by sulfated potassium-ash) Material Safety Data Sheet Synonym:Methyl Potassium Sulfate; Potassium Methyl Sulfat Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS CAS# Chemical Name content EINECS# 562-54-9 Sulfuric acid, monomethyl ester, potas 99 209-231-3 Hazard Symbols: None Listed. Risk Phrases: None Listed. Section 3 - HAZARDS IDENTIFICATION EMERGENCY OVERVIEW The toxicological properties of this material have not been fully investigated. Potential Health Effects Eye: May cause eye irritation. Skin: May cause skin irritation. Ingestion: May cause digestive tract disturbances. Inhalation: May cause respiratory tract irritation. 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 immediately. Skin: Get medical aid. Flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes. Remove contaminated clothing and shoes. Ingestion: If victim is conscious and alert, give 2-4 cupfuls of milk or water. Never give anything by mouth to an unconscious person. Get medical aid immediately. 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: 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. During a fire, irritating and highly toxic gases may be generated by thermal decomposition or combustion. Extinguishing Media: Use agent most appropriate to extinguish fire. Section 6 - ACCIDENTAL RELEASE MEASURES General Information: Use proper personal protective equipment as indicated in Section 8. Spills/Leaks: Clean up spills immediately, observing precautions in the Protective Equipment section. Sweep up or absorb material, then place into a suitable clean, dry, closed container for disposal. Avoid generating dusty conditions. Provide ventilation. Section 7 - HANDLING and STORAGE Handling: Wash thoroughly after handling. Remove contaminated clothing and wash before reuse. Minimize dust generation and accumulation. Avoid contact with eyes, skin, and clothing. Avoid ingestion and inhalation. Use with adequate ventilation. Storage: Store in a cool, dry, well-ventilated area away from incompatible substances. Keep containers tightly closed. Section 8 - EXPOSURE CONTROLS, PERSONAL PROTECTION Engineering Controls: Use adequate ventilation to keep airborne concentrations low. Exposure Limits CAS# 562-54-9: Personal Protective Equipment Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166. 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. Always use a NIOSH or European Standard EN 149 approved respirator when necessary. Section 9 - PHYSICAL AND CHEMICAL PROPERTIES Physical State: Crystals Color: white Odor: Not available. pH: Not available. Vapor Pressure: Not available. Viscosity: Not available. Boiling Point: Not available. Freezing/Melting Point: 212.0 - 217.0 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 in water Specific Gravity/Density: Molecular Formula: CH3KO4S Molecular Weight: 150.20 Section 10 - STABILITY AND REACTIVITY Chemical Stability: Stable under normal temperatures and pressures. Conditions to Avoid: Incompatible materials, dust generation, strong oxidants. Incompatibilities with Other Materials: Strong oxidizing agents. Hazardous Decomposition Products: Irritating and toxic fumes and gases. Hazardous Polymerization: Has not been reported Section 11 - TOXICOLOGICAL INFORMATION RTECS#: CAS# 562-54-9 unlisted. LD50/LC50: Not available. Carcinogenicity: Sulfuric acid, monomethyl ester, potassium salt - 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: Not available. Risk Phrases: Safety Phrases: S 24/25 Avoid contact with skin and eyes. WGK (Water Danger/Protection) CAS# 562-54-9: No information available. Canada CAS# 562-54-9 is listed on Canada's NDSL List. CAS# 562-54-9 is not listed on Canada's Ingredient Disclosure List. US FEDERAL TSCA CAS# 562-54-9 is listed on the TSCA inventory. SECTION 16 - ADDITIONAL INFORMATION N/A

毒性和生态

生态学数据: 对环境有危害，对水体有污染，禁止进入水体。

安全

• 危害码 (欧洲): T: Toxic;
• 风险声明 (欧洲): R20/22;R36/37/38;R45
• 安全声明 (欧洲): 53-45-36/37/39-26
• WGK德国: 3
• RTECS号: MJ4500000

合成路线

77-78-1 ~% 562-54-9

文献：Comptes Rendus Hebdomadaires des Seances de l'Academie des Sciences, , vol. 169, p. 536

93-58-3 ~% 562-54-9 582-25-2

文献：Recueil des Travaux Chimiques des Pays-Bas, , vol. 113, # 9 p. 403 - 410

2459-25-8 ~% 739346-35-1 738561-48-3 562-54-9

文献：Recueil des Travaux Chimiques des Pays-Bas, , vol. 113, # 9 p. 403 - 410

7732-18-5 77-78-1 ~% 562-54-9

文献：Comptes Rendus Hebdomadaires des Seances de l'Academie des Sciences, , vol. 169, p. 536

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