251984-08-4

• 常用中文名：三(1,2,3,4-四甲基-2,4-环戊二烯基)铈(III)
• 常用英文名：tris(tetramethylcyclopentadienyl)cerium
• CAS号：251984-08-4
• 分子式：C₂₇H₃₉Ce
• 分子量：503.71500
• 相关类别： 有机原料 有机金属类化合物 有机铋、钴、镨、钆、镓、铱、铼、钇、铽等
• 发布时间：2018-12-12 19:47:29
• 更新时间：2024-01-03 22:30:04

名称

• 中文名: 三(四甲基环戊二烯)铈(III)
• 英文名: cerium(3+),1,2,3,5-tetramethylcyclopenta-1,3-diene
• 中文别名: 三(四甲基环戊二烯)铈
• 英文别名: MFCD01863662

物化性质

• 分子式: C₂₇H₃₉Ce
• 分子量: 503.71500
• 闪点: 59ºC
• 精确质量: 503.21100
• LogP: 7.74570
• 外观性状: Powder | green
• 储存条件:

  保存方法：密闭，阴凉，通风干燥处

• 稳定性:

  避氧化物、水分

• 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:3

  4.可旋转化学键数量:0

  5.互变异构体数量:无

  6.拓扑分子极性表面积0

  7.重原子数量:28

  8.表面电荷:0

  9.复杂度:658

  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:3

  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:4

• 更多:

  1. 性状：粉末

  2. 密度（g/mL20 ºC）：未确定

  3. 相对蒸汽密度（g/mL,空气=1）：未确定

  4. 熔点（ºC）：未确定

  5. 沸点（ºC,常压）：未确定

  6. 沸点（ºC3mmHg）：未确定

  7. 折射率：未确定

  8. 闪点（º F）：140

  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,）：未确定

  12. 饱和蒸气压（kPa,60ºC）：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：与水强烈反应

MSDS

Name: Tris(tetramethylcyclopentdienyl)cerium packaged in ampules on 1 gm. Material Safety Data Sheet Synonym: CAS: 251984-08-4 Section 1 - Chemical Product MSDS Name:Tris(tetramethylcyclopentdienyl)cerium packaged in ampules on 1 gm. Material Safety Data Sheet Synonym: Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS CAS# Chemical Name content EINECS# 251984-08-4 Tris(tetramethylcyclopentdienyl)cerium unlisted Hazard Symbols: F Risk Phrases: 11 Section 3 - HAZARDS IDENTIFICATION EMERGENCY OVERVIEW Highly flammable.Moisture sensitive.Air sensitive. Potential Health Effects Eye: May cause eye irritation. Skin: May cause skin irritation. May be harmful if absorbed through the skin. Ingestion: May cause irritation of the digestive tract. May be harmful if swallowed. Inhalation: May cause 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. 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. Will burn if involved in a fire. Combustible solid. 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. Avoid generating dusty conditions. Remove all sources of ignition. Use a spark-proof tool. Section 7 - HANDLING and STORAGE Handling: Use spark-proof tools and explosion proof equipment. Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes. Use and store under nitrogen. Storage: Keep away from sources of ignition. Store in a cool, dry place. Store in a tightly closed container. Flammables-area. Store under nitrogen. Section 8 - EXPOSURE CONTROLS, PERSONAL PROTECTION Engineering Controls: Use adequate ventilation to keep airborne concentrations low. Exposure Limits CAS# 251984-08-4: 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: Not available. Autoignition Temperature: Not available. Flash Point: 59 deg C ( 138.20 deg F) Explosion Limits, lower: Not available. Explosion Limits, upper: Not available. Decomposition Temperature: Solubility in water: Specific Gravity/Density: Molecular Formula: C27H39Ce Molecular Weight: 503.73 Section 10 - STABILITY AND REACTIVITY Chemical Stability: Not available. Conditions to Avoid: Incompatible materials, ignition sources, exposure to air, exposure to moist air or water. Incompatibilities with Other Materials: Strong oxidizing agents. Hazardous Decomposition Products: Carbon monoxide, carbon dioxide. Hazardous Polymerization: Has not been reported Section 11 - TOXICOLOGICAL INFORMATION RTECS#: CAS# 251984-08-4 unlisted. LD50/LC50: Not available. Carcinogenicity: Tris(tetramethylcyclopentdienyl)cerium - 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 Shipping Name: Flammable solid, organic, n.o.s.* Hazard Class: 4.1 UN Number: 1325 Packing Group: III IMO Shipping Name: Flammable solid, organic, n.o.s. Hazard Class: 4.1 UN Number: 1325 Packing Group: III RID/ADR No information available. Section 15 - REGULATORY INFORMATION European/International Regulations European Labeling in Accordance with EC Directives Hazard Symbols: F Risk Phrases: R 11 Highly flammable. Safety Phrases: S 16 Keep away from sources of ignition - No smoking. WGK (Water Danger/Protection) CAS# 251984-08-4: No information available. Canada None of the chemicals in this product are listed on the DSL/NDSL list. CAS# 251984-08-4 is not listed on Canada's Ingredient Disclosure List. US FEDERAL TSCA CAS# 251984-08-4 is not listed on the TSCA inventory. It is for research and development use only. SECTION 16 - ADDITIONAL INFORMATION N/A

毒性和生态

生态学数据: 1、其它有害作用：通常对水是稍微危害的，若无政府许可，勿将材料排入周围环境。

安全

• 危害码 (欧洲): F:Highlyflammable;
• 风险声明 (欧洲): R11
• 安全声明 (欧洲): S16
• 危险品运输编码: UN 1325 4.1/PG 2
• WGK德国: 3
• 包装等级: III
• 危险类别: 4.1