20219-33-4

• 常用中文名：钽(V)(四乙氧基)(乙酰丙酮)
• 常用英文名：Tantalum(V) tetraethoxide 2, 4-pentanedionate
• CAS号：20219-33-4
• 分子式：C₁₃H₂₇O₆Ta
• 分子量：460.29800
• 相关类别： 有机原料 有机金属类化合物 有机钪、钽、铊、钨、锑、镧、铅、钒、钼、铬、镱等
• 发布时间：2018-05-16 08:00:00
• 更新时间：2024-01-03 19:41:14

名称

• 中文名: 四乙醇乙酰丙酮钽(V)
• 英文名: tantalum(v) tetraethoxide 2,4-pentanedionate
• 中文别名: 四乙醇乙酰丙酮钽
• 英文别名: Tantalum(V)tetraethoxyacetylacetonate(99.-Ta)PURATREM; MFCD00145349; TANTALUM V TETRAETHOXIDE PENTANEDIONATE; Tantalum(V) tetraethoxide 2,4-pentanedionate,99.,(metals basis); TANTALUM (V) TETRAETHOXYACETYLACETONATE

物化性质

• 密度: 1.5 g/cm3
• 沸点: 95ºC at 0,5mm
• 熔点: 45ºC
• 分子式: C₁₃H₂₇O₆Ta
• 分子量: 460.29800
• 闪点: 95°C/0.5mm
• 精确质量: 460.12900
• PSA: 63.22000
• LogP: 2.90890
• 外观性状: solid | yellow
• 储存条件:

  保持贮藏器密封

  放入紧密的贮藏器内，储存在阴凉，干燥的地方

• 稳定性:

  如果遵照规格使用和储存则不会分解

  避免接触氧化物，卤化物，水分
• 水溶解性: Reacts with water.
• 计算化学:

  1、疏水参数计算参考值（XlogP）:2.1

  2、氢键供体数量：1

  3、氢键受体数量：2

  4、可旋转化学键数量:1

  5、互变异构体数量：

  6、拓扑分子极性表面积（TPSA）:35.3

  7、重原子数量：10

  8、表面电荷：0

  9、复杂度：105

  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：1

• 更多:

  1.性状：未确定

  2.密度（g/mL,25/4℃）：1.5

  3.相对蒸汽密度（g/mL,空气=1）：未确定

  4.熔点（ºC）：45

  5.沸点（ºC,常压）：95°C 0,5mm

  6.沸点（ºC,5.2kPa）：未确定

  7.折射率：未确定

  8.闪点（ºC）：95°C/0.5mm

  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:Tantalum (V) (tetraethoxy)(acetylacetonate) (99.99+%-Ta) PURATREM CAS Registry Number:20219-33-4 Formula:Ta(OC2H5)4(CH3COCHCOCH3) EINECS Number:none Chemical Family:metal beta-diketonate complexes Synonym:tantalumacetylacetone ethanolate. Section 2: Composition and Information on Ingredients IngredientCAS NumberPercentACGIH (TWA)OSHA (PEL) Title compound20219-33-4100%5mg/m3(Ta)5mg/m3(Ta) Section 3: Hazards Identification The dust may irritate the skin, eyes, and respiratory system. Moisture will produce ethanol vapor which may Emergency Overview: cause drowsiness. Primary Routes of Exposure:Inhalation, ingestion, contact with skin and eyes. Eye Contact:The dust and ethanol hydrolysis product may cause moderate irritation of the eyes. Skin Contact:Solid may cause mild irritation of the skin. Dust may cause moderate irritation to the upper respiratory tract. Ethanol vapor may cause dizziness and Inhalation: drowsiness Ingestion:Ingestion may cause gastrointestinal distress, nausea, vomiting and headache. May be irritating to skin, eyes and respiratory tract. Exposure may cause impairment of coordination and Acute Health Affects: reaction time. No data is available for this product. Prolonged exposure to ethanol vapors may be harmful to nerves and Chronic Health Affects: liver. 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 water. Remove contaminated clothes if necessary. Seek medical assistance if Skin Exposure: irritation persists. Remove the victim to fresh air. Closely monitor the victim for signs of respiratory problems, such as difficulty in Inhalation: breathing, coughing, wheezing or pain. In such cases seek immediate medical assistance. Seek medical attention immediately. Keep the victim calm. Give the victim water (only if conscious). Induce Ingestion: vomiting only if directed by medical personnel. SECTION 5: Fire Fighting Measures Flash Point:no data Autoignition Temperature:no data Explosion Limits:no data Extinguishing Medium:carbon dioxide, dry powder or foam. If involved in a fire, fire fighters should be equipped with 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 release toxic fumes. Decomposion Products: Unusual Fire or Explosion Hazards: Flammable solid. Formation of explosive air/solid mixtures is possible. SECTION 6: Accidental Release Measures Eliminate all ignition sources. Do not raise dust. Small spills may be adsorbed into diatomaceous earth, sand, Spill and Leak Procedures: or other suitable adsorbent, and swept up. SECTION 7: Handling and Storage Store in a tightly sealed container in a dry place. If container is left open, product may adsorb moisture from Handling and Storage: the atmosphere and release ethanol vapor. 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 protective clothing and gloves. Consult with glove manufacturer to determine the proper type of glove. Ventilation:Material may form a fine dust. If possible, handle the material in an efficient fume hood. If ventilation is not available a respirator should be worn. The use of respirators requires a Respiratory 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:yellow solid Molecular Weight:460.3 Melting Point:45° Boiling Point:95°C /.5mm Vapor Pressure:no data Specific Gravity:1.5 Odor:alcohol-like odor Solubility in Water:reacts with water SECTION 10: Stability and Reactivity Stability:moisture sensitive Hazardous Polymerization:No hazardous polymerization. Conditions to Avoid:Keep away from moisture, heat and ignition sources including open flame and electrostatic discharge. Incompatibility:Water, active metals and halogens Decomposition Products:carbon monoxide, carbon dioxide, tantalum oxide, organic fumes. SECTION 11: Toxicological Information RTECS Data:No information available in the RTECS files. Carcinogenic Effects:no data Mutagenic Effects:no data Tetratogenic Effects:no data 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):Flammable solids, Organic, N.O.S. Hazard Class (CFR):4.1 Additional Hazard Class (CFR):NA Packaging Group (CFR):II UN ID Number (CFR):UN# 1325 Shipping Name (IATA):Flammable solid, Organic, N.O.S. Hazard Class (IATA):4.1 Additional Hazard Class (IATA):NA Packaging Group (IATA):II UN ID Number (IATA):UN# 1325 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: 通常来说对水是不危害的，若无政府许可，勿将材料排入周围环境。

安全

• 危害码 (欧洲): Xn
• 风险声明 (欧洲): 36/37/38
• 安全声明 (欧洲): 26-36/37/39
• 危险品运输编码: UN 3261
• 包装等级: II
• 危险类别: 4.1