13453-70-8

• 常用中文名：溴化锂水合物
• 常用英文名：Lithium Bromide Hydrate
• CAS号：13453-70-8
• 分子式：BrH₂LiO
• 分子量：104.86000
• 相关类别： 无机化工 无机盐 金属卤化物及卤酸盐 金属溴化物及盐
• 发布时间：2016-03-17 08:13:18
• 更新时间：2025-08-25 20:34:42

• 是一种高效的水蒸气吸收剂和空气湿度调节剂。54%～55%浓度的溴化锂可用作吸收式制冷剂。在有机化学中用作氯化氢脱除剂，有机纤维(如羊毛、头发等)膨松剂。医药上用作催眠剂和镇静剂。此外，还用于感光工业、分析化学以及某些高能电池中的电解质和化学试剂。

名称

• 中文名: 溴化锂
• 英文名: Lithium Bromide Hydrate
• 英文别名: lithium,bromide,hydrate

物化性质

• 分子式: BrH₂LiO
• 分子量: 104.86000
• 精确质量: 103.94500
• PSA: 9.23000
• 外观性状: Powder | white
• 储存条件:

  应贮存于通风、干燥的库房中。包装应密封、防潮。运输时要防雨淋和防日光曝晒。

• 稳定性:

  易潮解，在100g水中的溶解度为1427g(0℃),2436g(82℃)。可溶于乙醚、乙醇、戊醇等溶剂中。有一水合物、二水合物、三水合物，常温时多为二水合物，160℃以上转变为无水物。

• 计算化学:

  1.疏水参数计算参考值（XlogP）:无

  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:0

  5.互变异构体数量:无

  6.拓扑分子极性表面积1

  7.重原子数量:3

  8.表面电荷:0

  9.复杂度:2

  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:3

• 更多:

  1. 性状：白色粒状晶体。

  2. 密度（g/mL,25/4℃）：3.464

  3. 相对蒸汽密度（g/mL,空气=1）：未确定

  4. 熔点（ºC）：442～547

  5. 沸点（ºC,常压）：1265

  6. 沸点（ºC,5.2kPa）：未确定

  7. 折射率：未确定

  8. 闪点（ºC）：1265

  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:Lithium bromide hydrate, 99% CAS Registry Number:13453-70-8 Formula:LiBr.XH2O EINECS Number:none Chemical Family:metal halide Synonym:Lithium monobromide hydrate Section 2: Composition and Information on Ingredients IngredientCAS NumberPercentACGIH (TWA)OSHA (PEL) Title Compound13453-70-8100%no datano data Section 3: Hazards Identification Irritating to eyes and skin. Large doses of soluble lithium salts are toxic to the central nervous system and on Emergency Overview: repeated ingestion may damage kidneys and act as a teratogen Primary Routes of Exposure:Ingestion, Inhalation, skin, eyes Eye Contact:Causes slight to mild irritation of the eyes. Skin Contact:Causes slight to mild irritation of the skin. Inhalation:Dust may cause irritation to the respiratory tract; symptoms may include coughing and shortness of breath. Ingestion:Ingestion may lead to dizziness, abdominal cramps, vomiting, bloody diarrhea, weakness, and convulsions. May be harmful if swallowed. Irritating to skin and eyes. Bromide ingestion may cause drowsiness, irritability, Acute Health Affects: dizziness, hallucinations, and coma. Lithium salts are toxic to the central nervous system. Repeated or prolonged exposure to bromides by any route may cause skin rashes (bromaderma) and central Chronic Health Affects:nervous system depression, including ataxia, psychoses, memory loss, irritability, and headache. Lithium salts may cause kidney damage. 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 Inhalation: in 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:not applicable Autoignition Temperature:none Explosion Limits:none Extinguishing Medium:None. Material is non-flammable. Special Fire Fighting Procedures:No special fire fighting procedures required. Hazardous Combustion andnone Decomposion Products: Unusual Fire or Explosion Hazards: No unusual fire or explosion hazards. SECTION 6: Accidental Release Measures To avoid raising dust, small spills may be mixed with diatomaceous earth, sand, vermiculite or other suitable Spill and Leak Procedures: inert material and swept up. SECTION 7: Handling and Storage Handling and Storage:Store solid in a tightly sealed container. 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 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:white pwdr. Molecular Weight:86.85 Melting Point:no data Boiling Point:no data Vapor Pressure:not applicable Specific Gravity:no data Odor:none Solubility in Water: SECTION 10: Stability and Reactivity Stability:air and moisture stable Hazardous Polymerization:no hazardous polymerization Conditions to Avoid:none Incompatibility:chlorine Decomposition Products:water, metal bromide 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):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

毒理学数据: 1 。 试验方法：口服 摄入剂量： 1800毫克/千克 测试对象：啮齿动物-鼠 毒性类型：急性 毒性作用： 详细的毒副作用没有报告以外的其他致死剂量值 2 。 试验方法：口服 摄入剂量： 1840毫克/千克 测试对象：啮齿动物-鼠 毒性类型：急性 毒性作用： 详细的毒副作用没有报告以外的其他致死剂量值 3 。 试验方法：腹腔 摄入剂量： 1160毫克/千克 测试对象：啮齿动物-鼠 毒性类型：急性 毒性作用： 详细的毒副作用没有报告以外的其他致死剂量值 4 。 试验方法：皮下 摄入剂量： 1680毫克/千克 测试对象：啮齿动物-鼠 毒性类型：急性 毒性作用： 详细s的毒副作用没有报告以外的其他致死剂量值 5 。 试验方法：腹腔 摄入剂量： 580毫克/千克 测试对象：啮齿动物-豚鼠 毒性类型：急性 毒性作用： 详细的毒副作用没有报告以外的其他致死剂量值 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

• 风险声明 (欧洲): R22
• 安全声明 (欧洲): S22;S24/25

制备

将溴化锂溶液加热到200℃，蒸发浓缩，于190℃下冷却得颗粒状一水物沉淀。如在159℃凝固，几乎全部形成一水物。也可在44℃以上于过饱和溶液中析晶。