995-32-4

• 常用中文名：亚乙基二磷酸四乙酯
• 常用英文名：tetraethyl ethylenediphosphonate
• CAS号：995-32-4
• 分子式：C₁₀H₂₄O₆P₂
• 分子量：302.24100
• 相关类别： 化学试剂 有机试剂 膦酸酯/膦酸盐
• 发布时间：2018-08-16 12:00:43
• 更新时间：2024-01-06 13:35:10

名称

• 中文名: 亚乙基二磷酸四乙酯
• 英文名: tetraethyl ethylenediphosphonate
• 英文别名: MFCD00015133; EINECS 213-625-0; 1,2-bis(diethoxyphosphoryl)ethane

物化性质

• 密度: 1.146 g/mL at 25 °C(lit.)
• 沸点: 200-202 °C14 mm Hg(lit.)
• 分子式: C₁₀H₂₄O₆P₂
• 分子量: 302.24100
• 闪点: >110°C
• 精确质量: 302.10500
• PSA: 90.68000
• LogP: 3.51860
• 外观性状: 透明无色液体
• 折射率: n20/D 1.444(lit.)
• 储存条件:

  保持容器密封，储存在阴凉，干燥的地方

• 稳定性:

  常温常压下稳定，避免强氧化剂接触

• 计算化学:

  1.疏水参数计算参考值（XlogP）:0.2

  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:11

  5.互变异构体数量:无

  6.拓扑分子极性表面积71.1

  7.重原子数量:18

  8.表面电荷:0

  9.复杂度:257

  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℃）：1.146

  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（ºC,14mmHg）：200-202

  7. 折射率(n 20/D )：1.444

  8. 闪点（ºC）：>110

  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

Name: Tetraethyl ethylenediphosphonate 95% Material Safety Data Sheet Synonym: CAS: 995-32-4 Section 1 - Chemical Product MSDS Name:Tetraethyl ethylenediphosphonate 95% Material Safety Data Sheet Synonym: Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS CAS# Chemical Name content EINECS# 995-32-4 Tetraethyl ethylenediphosphonate 95% 213-625-0 Hazard Symbols: XI Risk Phrases: 36/37/38 Section 3 - HAZARDS IDENTIFICATION EMERGENCY OVERVIEW Irritating to eyes, respiratory system and skin. Potential Health Effects Eye: Causes eye irritation. Skin: Causes skin irritation. Ingestion: May cause irritation of the digestive tract. The toxicological properties of this substance have not been fully investigated. Inhalation: Causes respiratory tract irritation. 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. 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. 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: Absorb spill with inert material (e.g. vermiculite, sand or earth), then place in suitable container. Section 7 - HANDLING and STORAGE Handling: Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes. Storage: Store in a cool, dry place. Store in a tightly closed container. Section 8 - EXPOSURE CONTROLS, PERSONAL PROTECTION Engineering Controls: Use adequate ventilation to keep airborne concentrations low. Exposure Limits CAS# 995-32-4: 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: Granules Color: colorless Odor: Not available. pH: Not available. Vapor Pressure: Not available. Viscosity: Not available. Boiling Point: 200 - 202 deg C @ 1 Freezing/Melting Point: Not available. Autoignition Temperature: Not available. Flash Point: > 110 deg C (> 230.00 deg F) Explosion Limits, lower: Not available. Explosion Limits, upper: Not available. Decomposition Temperature: Solubility in water: Specific Gravity/Density: 1.1460g/cm3 Molecular Formula: [-CH2P(O)(OC2H5)2]2 Molecular Weight: 302.25 Section 10 - STABILITY AND REACTIVITY Chemical Stability: Not available. Conditions to Avoid: Incompatible materials. Incompatibilities with Other Materials: Strong oxidizing agents. Hazardous Decomposition Products: Carbon monoxide, oxides of phosphorus, carbon dioxide. Hazardous Polymerization: Has not been reported Section 11 - TOXICOLOGICAL INFORMATION RTECS#: CAS# 995-32-4 unlisted. LD50/LC50: Not available. Carcinogenicity: Tetraethyl ethylenediphosphonate - 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 Not regulated as a hazardous material. IMO Not regulated as a hazardous material. RID/ADR Not regulated as a hazardous material. Section 15 - REGULATORY INFORMATION European/International Regulations European Labeling in Accordance with EC Directives Hazard Symbols: XI Risk Phrases: R 36/37/38 Irritating to eyes, respiratory system and skin. Safety Phrases: S 26 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S 37/39 Wear suitable gloves and eye/face protection. WGK (Water Danger/Protection) CAS# 995-32-4: No information available. Canada None of the chemicals in this product are listed on the DSL/NDSL list. CAS# 995-32-4 is not listed on Canada's Ingredient Disclosure List. US FEDERAL TSCA CAS# 995-32-4 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: 通常对水是不危害的，若无政府许可，勿将材料排入周围环境。

安全

• 危害码 (欧洲): Xi: Irritant;
• 风险声明 (欧洲): R36/37/38
• 安全声明 (欧洲): S26-S36
• WGK德国: 3
• 海关编码: 2915900090

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海关

海关编码	2915900090
中文概述	2915900090. 其他饱和无环一元羧酸及其酸酐（酰卤、过氧）化物、过氧酸及其卤化、硝化、磺化、亚硝化衍生物. 增值税率:17.0%. 退税率:9.0%. 监管条件:AB(入境货物通关单,出境货物通关单). 最惠国关税:5.5%. 普通关税:30.0%
申报要素	品名, 成分含量, 用途
监管条件	A.入境货物通关单 B.出境货物通关单
检验检疫	R.进口食品卫生监督检验 S.出口食品卫生监督检验 M.进口商品检验 N.出口商品检验
Summary	2915900090 other saturated acyclic monocarboxylic acids and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) MFN tariff:5.5% General tariff:30.0%