15492-50-9

• 常用中文名：三(2,2,6,6-四甲基-3,5-庚二酮酸)钐(III)
• 常用英文名：Tris(2,2,6,6-tetramethyl-3,5-heptanedionato)samarium(III)
• CAS号：15492-50-9
• 分子式：C₃₃H₆₀O₆Sm
• 分子量：703.18600
• 发布时间：2019-02-06 10:09:43
• 更新时间：2024-01-04 18:12:01

名称

• 中文名: 三(2,2,6,6-四甲基-3,5-庚二酮酸)钐(III)
• 英文名: samarium-dpm
• 中文别名: 三(2,2,6,6-四甲基-3,5-庚二酮酸)钐; 衫衰变
• 英文别名: MFCD00015711; SAMARIUM III 2,2,6,6-TETRAMETHYLHEPTANEDIONATE; samarium-thd; Samariumtetramethylheptanedionate

物化性质

• 沸点: 250ºC (subl. 183ºC/1.3mm)
• 熔点: 191-193ºC
• 分子式: C₃₃H₆₀O₆Sm
• 分子量: 703.18600
• 闪点: 67.2ºC
• 精确质量: 704.35900
• PSA: 102.42000
• LogP: 7.82070
• 外观性状: 淡黄色晶体
• 蒸汽压: 0.287mmHg at 25°C
• 储存条件:

  常温密闭避光，通风干燥

• 稳定性:

  常温常压下稳定

  避免的物料： 氧化物
• 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:6

  4.可旋转化学键数量:6

  5.互变异构体数量:4

  6.拓扑分子极性表面积102

  7.重原子数量:40

  8.表面电荷:0

  9.复杂度:693

  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:4

• 更多:

  1.性状：未确定

  2.密度（g/mL,25/4℃）：未确定

  3.相对蒸汽密度（g/mL,空气=1）：未确定

  4.熔点（ºC）：191-193

  5.沸点（ºC,常压）：250

  6.沸点（ºC,5.2kPa）：未确定

  7.折射率：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,25ºC）：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：未确定

MSDS

Section 1: Product Identification Chemical Name:Tris(2,2,6,6-tetramethyl-3,5-heptanedionato)samarium (III) (99.9%-Sm) (REO) Sm(TMHD)3 CAS Registry Number:15492-50-9 Formula:Sm(C11H19O2)3 EINECS Number:none Chemical Family:metal beta-diketonate complexes Synonym:Dipivaloylmethane, samarium complex Section 2: Composition and Information on Ingredients IngredientCAS NumberPercentACGIH (TWA)OSHA (PEL) Title Compound15492-50-9100%no datano data Section 3: Hazards Identification Emergency Overview:No particular hazard associated with this material. Primary Routes of Exposure:Ingestion Eye Contact:May cause slight to mild irritation of the eyes. Skin Contact:May cause slight to mild irritation of the skin. Inhalation:(If dust) May be irritating to the nose, mucous membranes and respiratory tract. Ingestion:No information on the physiological effects of ingestion. Acute Health Affects:May be irritating to skin, eyes and respiratory tract. Chronic Health Affects:No information available on long-term chronic effects. NTP:No IARC:No OSHA:No SECTION 4: First Aid Measures Immediately flush the eyes with copious amounts of water for at least 10-15 minutes. A victim may need Eye Exposure: assistance in keeping their eye lids open. Get immediate medical attention. Wash the affected area with soap and water. Remove contaminated clothes if necessary. Seek medical Skin Exposure: assistance if irritation persists. Remove the victim to fresh air. Closely monitor the victim for signs of respiratory problems, such as difficulty Inhalation: in breathing, coughing, wheezing, or pain. In such cases seek immediate medical assistance. Ingestion:Seek medical attention immediately. Keep the victim calm. Give the victim water (only if conscious). SECTION 5: Fire Fighting Measures Flash Point:not applicable Autoignition Temperature:none Explosion Limits:none Extinguishing Medium:carbon dioxide, dry powder or foam If involved in a fire, fire fighters should be equipped with a NIOSH approved positive pressure self-contained Special Fire Fighting Procedures: breathing apparatus and full protective clothing. Hazardous Combustion andIf involved in a fire this material may emit toxic organic fumes. Decomposion Products: Unusual Fire or Explosion Hazards: No unusual fire or explosion hazards. SECTION 6: Accidental Release Measures Spill and Leak Procedures:Small spills can be mixed with vermiculite or sodium carbonate and swept up. SECTION 7: Handling and Storage Handling and Storage:Store in a sealed container. Keep away from heat and moisture. SECTION 8: Exposure Controls and Personal Protection Eye Protection:Always wear approved safety glasses when handling a chemical substance in the laboratory. Skin Protection:Wear appropriate chemical resistant gloves and protective clothing. Ventilation:Material may form a fine dust. If possible, handle the material in an efficient fume hood. If in form of fine dust and ventilation is not available a respirator should be worn. The use of respirators Respirator: requires a Respirator Protection Program to be in compliance with 29 CFR 1910.134. Ventilation:Material may form a fine dust. If possible, handle the material in an efficient fume hood. Additional Protection:No additional protection required. SECTION 9: Physical and Chemical Properties Color and Form:pale yellow xtl. Molecular Weight:700.11 Melting Point:191-193 Boiling Point:dec.183° subl.183°/1.3mm Vapor Pressure:subl. 183°C/1.3mm Specific Gravity:no data Odor:none Solubility in Water:insoluble SECTION 10: Stability and Reactivity Stability:air and moisture stable solid Hazardous Polymerization:no hazardous polymerization Conditions to Avoid:none Incompatibility:halogens and oxidizing agents Decomposition Products:Carbon dioxide, carbon monoxide, organic vapors, and metal oxides and carbonates. SECTION 11: Toxicological Information RTECS Data:No information available in the RTECS files. Carcinogenic Effects:No data available Mutagenic Effects:No data available Tetratogenic Effects:No data available SECTION 12: Ecological Information Ecological Information:No information available SECTION 13: Disposal Considerations Disposal:Dispose of according to local, state and federal regulations. SECTION 14: Transportation Shipping Name (CFR):Non-hazardous Hazard Class (CFR):NA Additional Hazard Class (CFR):NA Packaging Group (CFR):NA UN ID Number (CFR):NA Shipping Name (IATA):Non-hazardous Hazard Class (IATA):NA Additional Hazard Class (IATA):NA Packaging Group (IATA):NA UN ID Number (IATA):NA SECTION 15: Regulatory Information TSCA:Not listed in the TSCA inventory. SARA (Title 313):Title compound not listed. Second Ingredient:none SECTION 16 - ADDITIONAL INFORMATION N/A

毒性和生态

生态学数据: 通常对水体是稍微有害的，不要将未稀释或大量产品接触地下水，水道或污水系统，未经政府许可勿将材料排入周围环境。

安全

• 安全声明 (欧洲): S22-S24/25