1145-98-8

• 常用中文名：二苯基四甲基二硅烷
• 常用英文名：1,1,2,2-Tetramethyl-1,2-diphenyldisilane
• CAS号：1145-98-8
• 分子式：C₁₆H₂₂Si₂
• 分子量：270.517
• 相关类别： 化学试剂 硅烷试剂
• 发布时间：2018-07-09 17:46:18
• 更新时间：2024-01-02 16:59:08

名称

• 中文名: 二苯基四甲基二硅烷
• 英文名: [dimethyl(phenyl)silyl]-dimethyl-phenylsilane
• 中文别名: 1,1,2,2-四甲基-1,2-二苯基二硅烷
• 英文别名: 1,2-Diphenyltetramethyldisilane; Disilane,1,1,2,2-tetramethyl-1,2-diphenyl; Me2PhSiSiPhMe2; AMTSi083; 1,1,2,2-Tetramethyl-1,2-diphenyldisilane; 1,2-diphenyl-1,1,2,2-tetramethyldisilane; Ph(SiMe2)2Ph; PhMe2Si-SiMe2Ph; Benzene, 1,1'-(1,1,2,2-tetramethyl-1,2-disilanediyl)bis-

物化性质

• 密度: 0.9±0.1 g/cm3
• 沸点: 300.7±15.0 °C at 760 mmHg
• 熔点: 33-38ºC
• 分子式: C₁₆H₂₂Si₂
• 分子量: 270.517
• 闪点: 119.1±13.4 °C
• 精确质量: 270.126007
• LogP: 6.01
• 外观性状: 白色至淡棕色低熔点块
• 蒸汽压: 0.0±0.6 mmHg at 25°C
• 折射率: 1.521
• 储存条件:

  保持贮藏器密封、储存在阴凉、干燥的地方，确保工作间有良好的通风或排气装置

• 稳定性:

  如果遵照规格使用和储存则不会分解，未有已知危险反应，避免氧化物

• 水溶解性: Insoluble in water.
• 分子结构:

  1、 摩尔折射率：87.49

  2、 摩尔体积（m³/mol）：287.1

  3、 等张比容（90.2K）：657.8

  4、 表面张力（dyne/cm）: 27.5

  5、 介电常数：无可用

  6、 偶极距（10 ^-24cm ³）：无可用

  7、 极化率：34.68

• 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:0

  4.可旋转化学键数量:3

  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:18

  8.表面电荷:0

  9.复杂度:230

  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：固体

  2. 密度（g/cm³,25℃）：0.976

  3. 相对蒸汽密度（g/mL,空气=1）：未确定

  4. 熔点（ºC）：33-38

  5. 沸点（ºC,常压）：145-148

  6. 沸点（ºC,0.5mmHg）：未确定

  7. 折射率：1.5161

  8. 闪点（ºC）：105

  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（mmHg,20ºC）：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：不能溶解于水的

MSDS

Name: Diphenyltetramethyldisilane 98% Material Safety Data Sheet Synonym: CAS: 1145-98-8 Section 1 - Chemical Product MSDS Name:Diphenyltetramethyldisilane 98% Material Safety Data Sheet Synonym: Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS CAS# Chemical Name content EINECS# 1145-98-8 Diphenyltetramethyldisilane 98% unlisted Hazard Symbols: XN Risk Phrases: 20/21/22 Section 3 - HAZARDS IDENTIFICATION EMERGENCY OVERVIEW Harmful by inhalation, in contact with skin and if swallowed.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 irritation of the digestive tract. The toxicological properties of this substance have not been fully investigated. Inhalation: May cause respiratory tract irritation. The toxicological properties of this substance have not been fully investigated. Chronic: No information found. 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. Wash clothing before reuse. Ingestion: Never give anything by mouth to an unconscious person. Get medical aid. Do NOT induce vomiting. If conscious and alert, rinse mouth and drink 2-4 cupfuls of milk or water. 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. Runoff from fire control or dilution water may cause pollution. Extinguishing Media: Use water spray, dry chemical, carbon dioxide, or chemical foam. 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: Vacuum or sweep up material and place into a suitable disposal container. Clean up spills immediately, observing precautions in the Protective Equipment section. Avoid generating dusty conditions. Provide ventilation. Section 7 - HANDLING and STORAGE Handling: Wash thoroughly after handling. Use with adequate ventilation. Minimize dust generation and accumulation. Avoid breathing dust, vapor, mist, or gas. Avoid contact with eyes, skin, and clothing. Keep container tightly closed. Avoid ingestion and inhalation. Storage: Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances. Section 8 - EXPOSURE CONTROLS, PERSONAL PROTECTION Engineering Controls: Facilities storing or utilizing this material should be equipped with an eyewash facility and a safety shower. Use adequate ventilation to keep airborne concentrations low. Exposure Limits CAS# 1145-98-8: 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. 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: Crystals Color: colorless Odor: weak odor pH: Not available. Vapor Pressure: Not available. Viscosity: Not available. Boiling Point: 145 - 148 deg C @ 7mmHg Freezing/Melting Point: 32 - 33 deg C Autoignition Temperature: Not applicable. Flash Point: Not applicable. Explosion Limits, lower: Not available. Explosion Limits, upper: Not available. Decomposition Temperature: Solubility in water: Specific Gravity/Density: Molecular Formula: C6H5Si(CH3)2|2 Molecular Weight: 270.32 Section 10 - STABILITY AND REACTIVITY Chemical Stability: Stable at room temperature in closed containers under normal storage and handling conditions. Conditions to Avoid: Incompatible materials, dust generation, excess heat, strong oxidants. Incompatibilities with Other Materials: Oxidizing agents. Hazardous Decomposition Products: Carbon monoxide, irritating and toxic fumes and gases, carbon dioxide. Hazardous Polymerization: Has not been reported Section 11 - TOXICOLOGICAL INFORMATION RTECS#: CAS# 1145-98-8 unlisted. LD50/LC50: Not available. Carcinogenicity: Diphenyltetramethyldisilane - 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 No information available. IMO No information available. RID/ADR No information available. Section 15 - REGULATORY INFORMATION European/International Regulations European Labeling in Accordance with EC Directives Hazard Symbols: XN Risk Phrases: R 20/21/22 Harmful by inhalation, in contact with skin and if swallowed. Safety Phrases: S 28A After contact with skin, wash immediately with plenty of water. S 36/37 Wear suitable protective clothing and gloves. S 37 Wear suitable gloves. S 45 In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible). WGK (Water Danger/Protection) CAS# 1145-98-8: No information available. Canada None of the chemicals in this product are listed on the DSL/NDSL list. CAS# 1145-98-8 is not listed on Canada's Ingredient Disclosure List. US FEDERAL TSCA CAS# 1145-98-8 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: 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): Xi
• 风险声明 (欧洲): R36/37/38
• 安全声明 (欧洲): S37/39
• 海关编码: 2931900090

合成路线

海关

海关编码	2931900090
中文概述	2931900090. 其他有机-无机化合物. 增值税率:17.0%. 退税率:13.0%. 监管条件:AB(入境货物通关单,出境货物通关单). 最惠国关税:6.5%. 普通关税:30.0%
Summary	2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0%