13813-22-4

• 常用中文名：无水碘化镧
• 常用英文名：Lanthanum iodide
• CAS号：13813-22-4
• 分子式：I₃La
• 分子量：519.61900
• 相关类别： 无机化工 无机盐 金属卤化物及卤酸盐 金属碘化物及盐
• 发布时间：2018-02-19 08:00:00
• 更新时间：2024-01-02 20:53:03
• 下载msds

名称

• 中文名: 碘化镧(III)
• 英文名: triiodolanthanum
• 英文别名: Lanthanum triiodide; MFCD00049470; Lanthanum(III) iodide; EINECS 237-465-6; lanthanum iodide; LaI3

物化性质

• 密度: 5.63 g/mL at 25 °C(lit.)
• 熔点: 772ºC(lit.)
• 分子式: I₃La
• 分子量: 519.61900
• 精确质量: 519.62000
• LogP: 2.65710
• 外观性状: beads
• 储存条件:

  常温密闭，阴凉通风干燥惰性气体下

• 稳定性:

  常温常压下稳定

  避免的物料 水分/潮湿 光
• 分子结构:

  1、摩尔折射率：无可用的

  2、摩尔体积（cm³/mol）：无可用的

  3、等张比容（90.2K）：无可用的

  4、表面张力（dyne/cm）：无可用的

  5、介电常数：无可用的

  6、极化率（10^-24cm³）：无可用的

  7、单一同位素质量：519.619729 Da

  8、标称质量：520 Da

  9、平均质量：519.6189 Da

• 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:0

  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:4

  8.表面电荷:0

  9.复杂度:8

  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：无色鳞片状晶体。

  2. 密度（g/mL,25/4℃）：未确定

  3. 相对蒸汽密度（g/mL,空气=1）：未确定

  4. 熔点（ºC）：168-717

  5. 沸点（ºC,常压）：未确定

  6. 沸点（ºC,5.2kPa）：未确定

  7. 折射率：未确定

  8. 闪点（ºC）：未确定

  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：可溶解的

MSDS

Section 1: Product Identification Chemical Name:Lanthanum (III) iodide, anhydrous (99.9%-La) (REO) CAS Registry Number:13813-22-4 Formula:LaI3 EINECS Number:237-465-6 Chemical Family:metal halide Synonym:Lanthanum triiodide Section 2: Composition and Information on Ingredients IngredientCAS NumberPercentACGIH (TWA)OSHA (PEL) Title Compound13813-22-4100%no datano data Section 3: Hazards Identification Irritating to skin, eyes and respiratory tract. May be harmful if swallowed. Prolonged exposure may produce a Emergency Overview: mild toxic syndrome known as iodism. Primary Routes of Exposure:Contact with skin and eyes. Inhalation of dust. Eye Contact:Contact with eyes causes irritation. May cause redness and pain. Skin Contact:Causes irritation to skin. Symptoms include redness, itching, and pain, pimples, boils, hives and blisters. Inhalation:Causes irritation to the respiratory tract. Symptoms may include coughing and shortness of breath. Ingestion:Large oral doses may cause irritation to the gastrointestinal tract Acute Health Affects:Irritating to skin, eyes and respiratory tract. Chronic ingestion of iodides may produce iodism. Symptoms include skin rash, running nose, headache and Chronic Health Affects: irritation of mucous membranes. 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 Store solid in a tightly sealed container away from moisture. Handle under a dry atmosphere of air or nitrogen. Handling and Storage: Prolonged exposure to the atmosphere may degrade the product. 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:off-white to red pwdr. Molecular Weight:519.62 Melting Point:772° Boiling Point:no data Vapor Pressure:no data Specific Gravity:5.63 Odor:none Solubility in Water:very soluble SECTION 10: Stability and Reactivity Stability:hygroscopic Hazardous Polymerization:no hazardous polymerization Conditions to Avoid:contact with moisture Incompatibility:halogens and oxidizing agents Decomposition Products:none 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: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、急性毒性：主要的刺激性影响： 在皮肤上面：刺激皮肤和粘膜； 在眼睛上面：刺激的影响；没有已知的敏化影响。 生态学数据: 通常对水体是稍微有害的，不要将未稀释或大量产品接触地下水，水道或污水系统，未经政府许可勿将材料排入周围环境。

安全

• 符号: GHS07
• 信号词: Warning
• 危害声明: H315-H319-H335
• 警示性声明: P261-P305 + P351 + P338
• 个人防护装备: dust mask type N95 (US);Eyeshields;Gloves
• 危害码 (欧洲): Xi: Irritant;
• 风险声明 (欧洲): R36/37/38
• 安全声明 (欧洲): 26
• 危险品运输编码: NONH for all modes of transport
• WGK德国: 3

合成路线

7439-91-0 7553-56-2 ~% 13813-22-4

文献：Inorganica Chimica Acta, , vol. 144, p. 143 - 146

7439-91-0 624-73-7 ~% 13813-22-4

文献：Inorganica Chimica Acta, , vol. 144, p. 143 - 146

7439-91-0 75-03-6 ~% 13813-22-4

文献：Journal of the Chemical Society [Section] A: Inorganic, Physical, Theoretical, , p. 1931 - 1934 Sc: MVol.D6, 1.2, page 147 - 148

7439-91-0 591-50-4 ~% 13813-22-4

文献：Journal of the Chemical Society [Section] A: Inorganic, Physical, Theoretical, , p. 1931 - 1934 Sc: MVol.D6, 1.2, page 147 - 148

上下游产品

上游产品  5
7439-91-0 7553-56-2 624-73-7 75-03-6
591-50-4
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7439-91-0

制备

将高氯酸镧(1mmol)和N氧化吡啶(10mmol)各自的无水乙醇溶液混合，往里加入少量无水甲醇，就生成沉淀。在水浴上加热使沉淀完全溶解后过滤。当滤液慢慢冷却时，就析出鳞片状结晶。把结晶滤出，用乙醚洗涤后干燥。

用同样制备方法可以制得下列各种元素的配合物：Pr(熔点206℃)，Nd(熔点175℃)，Sm(熔点168℃)，Eu(熔点164℃)，Gd(熔点158℃)，Tb(熔点149℃)，Dy(熔点145℃)及Ho(熔点144℃)。