41706-15-4

• 常用中文名：四(2, 2, 6, 6-四甲基-3, 5-庚烷二酮)铌(IV)
• 常用英文名：Tetrakis(2, 2, 6, 6-tetramethyl-3, 5-heptanedionato)niobium(IV)
• CAS号：41706-15-4
• 分子式：C₄₄H₇₆NbO₈
• 分子量：825.97600
• 发布时间：2019-01-14 23:34:57
• 更新时间：2024-02-06 18:31:42

名称

• 中文名: 四(2,2,6,6-四甲基-3,5-庚烷二酸铌
• 英文名: (Z)-5-hydroxy-2,2,6,6-tetramethylhept-4-en-3-one,(E)-5-hydroxy-2,2,6,6-tetramethylhept-4-en-3-one,niobium
• 英文别名: tetrakis(2,2,6,6-tetramethyl-3,5-heptanedionato)niobium(iv); nb(tmhd)4; niobium tetrakis(2,2,6,6-tetramethyl-3,5-heptanedionate); MFCD00145379

物化性质

• 沸点: 325ºC
• 熔点: 219-22ºC
• 分子式: C₄₄H₇₆NbO₈
• 分子量: 825.97600
• 精确质量: 825.46000
• PSA: 105.20000
• LogP: 12.05000
• 外观性状: 固体
• 储存条件:

  密封、阴凉、干燥保存

• 稳定性:

  常规情况下不会分解，没有危险反应

• 更多:

  1. 性状：粉末

  2. 密度（g/mL,25ºC）：未确定

  3. 相对蒸汽密度（g/mL,空气=1）： 未确定

  4. 熔点（ºC）：219-220

  5. 沸点（ºC）：325

  6. 沸点（ºC，2mm hg）：未确定

  7. 折射率：未确定

  8. 闪点（ºC）：325

  9. 比旋光度（ºC）：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：不能溶解的

MSDS

Section 1: Product Identification Chemical Name:Tetrakis(2,2,6,6-tetramethyl-3,5-heptanedionato)niobium (IV), 99% Nb(TMHD)4 CAS Registry Number:41706-15-4 Formula:Nb(C11H19O2)4 EINECS Number:none Chemical Family:metal beta-diketonate complexes Synonym:Dipivaloylmethane, niobium complex Section 2: Composition and Information on Ingredients IngredientCAS NumberPercentACGIH (TWA)OSHA (PEL) Title Compound41706-15-4100%no datano data Section 3: Hazards Identification Emergency Overview:No particular hazard associated with this material. May be irritating to skin, eyes and respiratory tract. Primary Routes of Exposure:Ingestion, inhalation Eye Contact:May cause slight to mild irritation of the eyes. Skin Contact:May cause slight to mild irritation of the skin. Inhalation:May be irritating to the nose, mucous membranes and respiratory tract. Ingestion:No specific information is available 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:black xtl. Molecular Weight:826 Melting Point:219-220° Boiling Point:dec. 325°C Vapor Pressure:no data 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: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: 对水是稍微有危害的不要让未稀释或大量的产品接触地下水、水道或者污水系统，若无政府许可，勿将材料排入周围环境。

安全

• 危害码 (欧洲): Xn
• 风险声明 (欧洲): 36/37/38
• 安全声明 (欧洲): 26-36/37/39