2725-82-8

• 常用中文名：3-溴乙基苯
• 常用英文名：1-phenethyl bromide
• CAS号：2725-82-8
• 分子式：C₈H₉Br
• 分子量：185.061
• 发布时间：2018-07-18 10:23:09
• 更新时间：2024-01-03 16:18:34

名称

• 中文名: 1-溴-3-乙基苯
• 英文名: 1-bromo-3-ethylbenzene
• 中文别名: 3-溴乙基苯
• 英文别名: Benzene, (2-bromoethyl)-; Benzene, (bromomethyl)methyl-; 1-bromo-3-ethyl benzene; P-Bromoethylbenzene; β-Phenethyl bromide; Benzene,1-bromo-3-ethyl; 1-phenethyl bromide; β-Bromoethylbenzene; (BROMOMETHYL)METHYLBENZENE; β-Phenylethyl bromide; Benzene, 1-bromo-3-ethyl-; 1-Aethyl-3-brom-benzol; 3-ethylbromobenzene; 1-Bromo-3-ethylbenzene; 1-ethyl-3-bromo-benzene; (2-Bromoethyl)benzene; MFCD00156128

物化性质

• 密度: 1.3±0.1 g/cm3
• 沸点: 204.6±9.0 °C at 760 mmHg
• 分子式: C₈H₉Br
• 分子量: 185.061
• 闪点: 71.2±9.3 °C
• 精确质量: 183.988754
• LogP: 3.98
• 外观性状: 液体
• 蒸汽压: 0.4±0.4 mmHg at 25°C
• 折射率: 1.541
• 储存条件:

  密闭于阴凉干燥环境中

• 稳定性:

  遵照规定使用和储存则不会分解。

• 分子结构:

  1、 摩尔折射率：43.49

  2、 摩尔体积（m³/mol）：138.4

  3、 等张比容（90.2K）：334.3

  4、 表面张力（dyne/cm）：34.0

  5、 极化率（10^-24cm³）：17.24

• 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:1

  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:9

  8.表面电荷:0

  9.复杂度:80.6

  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：无可用

  2. 密度（g/mL,25/4℃）：1.3493

  3. 相对蒸汽密度（g/mL,空气=1）：无可用

  4. 熔点（ºC）：无可用

  5. 沸点（ºC,常压）：85

  6. 沸点（ºC,5.2kPa）：无可用

  7. 折射率：无可用

  8. 闪点（ºC）：76-78

  9. 比旋光度（º）：无可用

  10. 自燃点或引燃温度（ºC）：无可用

  11. 蒸气压（kPa,25ºC）：无可用

  12. 饱和蒸气压（kPa,60ºC）：无可用

  13. 燃烧热（KJ/mol）：无可用

  14. 临界温度（ºC）：无可用

  15. 临界压力（KPa）：无可用

  16. 油水（辛醇/水）分配系数的对数值：无可用

  17. 爆炸上限（%,V/V）：无可用

  18. 爆炸下限（%,V/V）：无可用

  19. 溶解性：无可用

MSDS

Name: 1-Bromo-3-ethylbenzene 97% Material Safety Data Sheet Synonym: CAS: 2725-82-8 Section 1 - Chemical Product MSDS Name:1-Bromo-3-ethylbenzene 97% Material Safety Data Sheet Synonym: Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS CAS# Chemical Name content EINECS# 2725-82-8 1-Bromo-3-ethylbenzene 97% unlisted 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. May be harmful if absorbed through the skin. Ingestion: May cause irritation of the digestive tract. May be harmful if swallowed. Inhalation: Causes respiratory tract irritation. May be harmful if inhaled. 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: Treat symptomatically and supportively. 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: 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# 2725-82-8: 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: Liquid Color: colorless Odor: Not available. pH: Not available. Vapor Pressure: Not available. Viscosity: Not available. Boiling Point: 85 - 87 deg C @20mmHg Freezing/Melting Point: Not available. Autoignition Temperature: Not available. Flash Point: Not available. Explosion Limits, lower: Not available. Explosion Limits, upper: Not available. Decomposition Temperature: Solubility in water: Specific Gravity/Density: Molecular Formula: C8H9Br Molecular Weight: 185 Section 10 - STABILITY AND REACTIVITY Chemical Stability: Not available. Conditions to Avoid: Incompatible materials. Incompatibilities with Other Materials: Oxidizing agents. Hazardous Decomposition Products: Carbon monoxide, carbon dioxide, hydrogen bromide, bromine. Hazardous Polymerization: Has not been reported Section 11 - TOXICOLOGICAL INFORMATION RTECS#: CAS# 2725-82-8 unlisted. LD50/LC50: Not available. Carcinogenicity: 1-Bromo-3-ethylbenzene - 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: 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# 2725-82-8: No information available. Canada None of the chemicals in this product are listed on the DSL/NDSL list. CAS# 2725-82-8 is not listed on Canada's Ingredient Disclosure List. US FEDERAL TSCA CAS# 2725-82-8 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: 该物质对环境可能有危害，对水体应给予特别注意。

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-S36/37/39-S37/39
• 海关编码: 2903999090

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海关

海关编码	2903999090
中文概述	2903999090 其他芳烃卤化衍生物. 增值税率:17.0% 退税率:9.0% 监管条件:无 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
Summary	2903999090 halogenated derivatives of aromatic hydrocarbons VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%