7789-27-7

• 常用中文名：氟化铊(I)
• 常用英文名：Thallium(I) fluoride
• CAS号：7789-27-7
• 分子式：FTl
• 分子量：223.38200
• 相关类别： 无机化工 无机盐 金属卤化物及卤酸盐 金属氟化物及盐
• 发布时间：2018-08-02 17:39:00
• 更新时间：2024-01-02 18:11:20

名称

• 中文名: 氟化铊(I)
• 英文名: Thallium(I) fluoride
• 英文别名: thallium(1+),fluoride; MFCD00049607; EINECS 232-154-1

物化性质

• 密度: 8.3 g/mL at 25 °C(lit.)
• 沸点: 655 °C
• 熔点: 322 °C(lit.)
• 分子式: FTl
• 分子量: 223.38200
• 闪点: 655°C
• 精确质量: 223.97300
• LogP: 0.42020
• 储存条件:

  保持贮藏器密封

  放入紧密的贮藏器内，储存在阴凉，干燥的地方

• 稳定性:

  如果遵照规格使用和储存则不会分解

  避免接触氧化物，酸

  不纯品为黄色结晶，在300～315℃熔融。有吸湿性，其饱和水溶液中含70%的TlF，显碱性。难溶于氨、乙醇，但易溶于氢氟酸而形成酸式盐。

• 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:1

  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:2

  8.表面电荷:0

  9.复杂度:0

  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:2

• 更多:

  1. 性状：白色结晶。

  2. 密度（g/mL 25ºC）：8.36

  3. 相对蒸汽密度（g/mL,空气=1）：未确定

  4. 熔点（ºC）：327

  5. 沸点（ºC，常压）：655

  6. 沸点（ºC,5.2kPa）：未确定

  7. 折射率（n20/D）：未确定

  8. 闪点（ºC，）：655

  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（25℃）：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(mg/mL)：未确定

MSDS

Name: Thallium(I) fluoride 99% Material Safety Data Sheet Synonym: CAS: 7789-27-7 Section 1 - Chemical Product MSDS Name:Thallium(I) fluoride 99% Material Safety Data Sheet Synonym: Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS CAS# Chemical Name content EINECS# 7789-27-7 Thallium(I) fluoride 99% 232-154-1 Hazard Symbols: T+ Risk Phrases: 26/28 33 Section 3 - HAZARDS IDENTIFICATION EMERGENCY OVERVIEW Very toxic by inhalation and if swallowed. Danger of cumulative effects.Heat sensitive.Moisture sensitive.The toxicological properties of this material have not been fully investigated. Potential Health Effects Eye: May cause eye irritation. Skin: May cause skin irritation. May be fatal if absorbed through the skin. Ingestion: May be fatal or cause blindness if swallowed. May cause irritation of the digestive tract. The toxicological properties of this substance have not been fully investigated. May cause alopecia (loss of hair). Inhalation: May be fatal if inhaled. 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. Immediately flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid. Get medical aid immediately. Skin: Get medical aid. Get medical aid immediately. Flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes. Immediately 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. Get medical aid immediately. Do NOT induce vomiting. If conscious and alert, rinse mouth and drink 2-4 cupfuls of milk or water. 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. During a fire, irritating and highly toxic gases may be generated by thermal decomposition or combustion. Extinguishing Media: Use water spray, dry chemical, carbon dioxide, or chemical foam. Use agent most appropriate to extinguish fire. Use water spray, dry chemical, carbon dioxide, or appropriate foam. 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. Sweep up or absorb material, then place into a suitable clean, dry, closed container for disposal. Provide ventilation. Section 7 - HANDLING and STORAGE Handling: Wash thoroughly after handling. Use with adequate ventilation. Avoid contact with eyes, skin, and clothing. Do not breathe dust, vapor, mist, or gas. Do not get in eyes, on skin, or on clothing. Keep container tightly closed. Avoid ingestion and inhalation. Use only in a chemical fume hood. Storage: Store in a cool, dry place. 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# 7789-27-7: 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: A respiratory protection program that meets OSHA's 29 CFR 1910.134 and ANSI Z88.2 requirements or European Standard EN 149 must be followed whenever workplace conditions warrant respirator use. 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: Powder Color: Not available. Odor: Not available. pH: Not available. Vapor Pressure: Not available. Viscosity: Not available. Boiling Point: 655 deg C Freezing/Melting Point: 322 deg C Autoignition Temperature: Not available. Flash Point: Not available. Explosion Limits, lower: Not available. Explosion Limits, upper: Not available. Decomposition Temperature: Solubility in water: 78.6 G/100ML (15C) Specific Gravity/Density: Molecular Formula: FTl Molecular Weight: 223.37 Section 10 - STABILITY AND REACTIVITY Chemical Stability: Not available. Conditions to Avoid: Incompatible materials, moisture, excess heat. Incompatibilities with Other Materials: Oxidizing agents. Hazardous Decomposition Products: Irritating and toxic fumes and gases, hydrogen fluoride gas. Hazardous Polymerization: Will not occur. Section 11 - TOXICOLOGICAL INFORMATION RTECS#: CAS# 7789-27-7: XG4900000 LD50/LC50: Not available. Carcinogenicity: Thallium(I) fluoride - Not listed by ACGIH, IARC, or NTP. Other: See actual entry in RTECS for complete information. 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 Shipping Name: THALLIUM COMPOUND, N.O.S. Hazard Class: 6.1 UN Number: 1707 Packing Group: III IMO Shipping Name: THALLIUM COMPOUND, N.O.S. Hazard Class: 6.1 UN Number: 1707 Packing Group: III RID/ADR Shipping Name: THALLIUM COMPOUND, N.O.S. Hazard Class: 6.1 UN Number: 1707 Packing group: II Section 15 - REGULATORY INFORMATION European/International Regulations European Labeling in Accordance with EC Directives Hazard Symbols: T+ Risk Phrases: R 26/28 Very toxic by inhalation and if swallowed. R 33 Danger of cumulative effects. Safety Phrases: S 13 Keep away from food, drink and animal feeding stuffs. S 28 After contact with skin, wash immediately with... S 28A After contact with skin, wash immediately with plenty of water. 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# 7789-27-7: No information available. Canada CAS# 7789-27-7 is listed on Canada's NDSL List. CAS# 7789-27-7 is listed on Canada's Ingredient Disclosure List. US FEDERAL TSCA CAS# 7789-27-7 is listed on the TSCA inventory. SECTION 16 - ADDITIONAL INFORMATION N/A

毒性和生态

生态学数据: 对水是极其危害的，若无政府许可，勿将材料排入周围环境 CHEMICAL IDENTIFICATION RTECS NUMBER : XG4900000 CHEMICAL NAME : Thallium(I) fluoride CAS REGISTRY NUMBER : 7789-27-7 LAST UPDATED : 199712 DATA ITEMS CITED : 43 MOLECULAR FORMULA : F-Tl MOLECULAR WEIGHT : 223.37 WISWESSER LINE NOTATION : TL F HEALTH HAZARD DATA ACUTE TOXICITY DATA TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 50 mg/kg REFERENCE : NCNSA6 National Academy of Sciences, National Research Council, Chemical-Biological Coordination Center, Review. (Washington, DC) Volume(issue)/page/year: 5,28,1953 *** REVIEWS *** ACGIH TLV-TWA 0.1 mg(Tl)/m3 (skin) DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 ACGIH TLV-TWA 2.5 mg(F)/m3 DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 ACGIH TLV-Not classifiable as a human carcinogen DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 *** U.S. STANDARDS AND REGULATIONS *** OSHA PEL (Gen Indu):8H TWA 0.1 mg(Tl)/m3 (skin) CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1910.1000,1994 OSHA PEL (Gen Indu):8H TWA 2.5 mg(F)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1910.1000,1994 OSHA PEL (Construc):8H TWA 0.1 mg(Tl)/m3 (skin) CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1926.55,1994 OSHA PEL (Construc):8H TWA 2.5 mg(F)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1926.55,1994 OSHA PEL (Shipyard):8H TWA 0.1 mg(Tl)/m3 (skin) CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1915.1000,1993 OSHA PEL (Shipyard):8H TWA 2.5 mg(F)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1915.1000,1993 OSHA PEL (Fed Cont):8H TWA 0.1 mg(Tl)/m3 (skin) CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 41,50-204.50,1994 OSHA PEL (Fed Cont):8H TWA 2.5 mg(F)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 41,50-204.50,1994 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-AUSTRALIA:TWA 0.1 mg(Tl)/m3;Skin JAN 1993 OEL-AUSTRALIA:TWA 2.5 mg(F)/m3 JAN 1993 OEL-BELGIUM:TWA 0.1 mg(Tl)/m3;Skin JAN 1993 OEL-BELGIUM:TWA 2.5 mg(F)/m3 JAN 1993 OEL-DENMARK:TWA 0.1 mg(Tl)/m3;Skin JAN 1993 OEL-DENMARK:TWA 2.5 mg(F)/m3 JAN 1993 OEL-FINLAND:TWA 0.1 mg(Tl)/m3;Skin JAN 1993 OEL-FINLAND:TWA 2.5 mg(F)/m3 JAN 1993 OEL-FRANCE:TWA 0.1 mg(Tl)/m3 JAN 1993 OEL-FRANCE:TWA 2.5 mg(F)/m3 JAN 1993 OEL-GERMANY:TWA 0.1 mg(Tl)/m3 JAN 1993 OEL-GERMANY:TWA 2.5 mg(F)/m3 JAN 1993 OEL-HUNGARY:TWA 1 mg(F)/m3;STEL 2 mg(F)/m3 JAN 1993 OEL-THE NETHERLANDS:TWA 0.1 mg(Tl)/m3;Skin JAN 1993 OEL-THE NETHERLANDS:TWA 2.5 mg(F)/m3 JAN 1993 OEL-THE PHILIPPINES:TWA 0.1 mg(Tl)/m3;Skin JAN 1993 OEL-THE PHILIPPINES:TWA 2.5 mg(F)/m3 JAN 1993 OEL-POLAND:TWA 1 mg(F)/m3 JAN 1993 OEL-SWEDEN:TWA 2 mg(F)/m3 JAN 1993 OEL-SWITZERLAND:TWA 0.1 mg(Tl)/m3;Skin JAN 1993 OEL-SWITZERLAND:TWA 1.8 ppm (1.5 mg(F)/m3);STEL 9.0 ppm JAN 1993 OEL-THAILAND:TWA 0.1 mg(Tl)/m3 JAN 1993 OEL-THAILAND:TWA 2.5 mg(F)/m3 JAN 1993 OEL-TURKEY:TWA 0.1 mg(Tl)/m3;Skin JAN 1993 OEL-TURKEY:TWA 2.5 mg(F)/m3 JAN 1993 OEL-UNITED KINGDOM:TWA 0.1 mg(Tl)/m3;Skin JAN 1993 OEL-UNITED KINGDOM:TWA 2.5 mg(F)/m3 JAN 1993 OEL IN BULGARIA, COLOMBIA, JORDAN, KOREA check ACGIH TLV OEL IN NEW ZEALAND, SINGAPORE, VIETNAM check ACGIH TLV *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH RECOMMENDED EXPOSURE LEVEL (REL) : NIOSH REL TO FLUORIDES, INORGANIC-air:10H TWA 2.5 mg(F)/m3 REFERENCE : NIOSH* National Institute for Occupational Safety and Health, U.S. Dept. of Health, Education, and Welfare, Reports and Memoranda. Volume(issue)/page/year: DHHS #92-100,1992

安全

• 危害码 (欧洲): T+,N,T
• 风险声明 (欧洲): 26/28-33-51/53
• 安全声明 (欧洲): S13-S28-S45-S61
• 危险品运输编码: UN 1707 6.1/PG 2
• WGK德国: 3
• RTECS号: XG4900000
• 包装等级: II
• 危险类别: 6.1

制备

取40%氢氟酸30mL投入铂皿(容积为50mL)中，往其中一点点地加入12g碳酸铊粉末，使其完全溶解。将所制得的溶液在水浴上加热浓缩以后，在电热板上蒸发至干。冷却后，加入40%的氢氟酸10mL，再进行同样的浓缩蒸发至干的操作。在操作过程中，由于氟化氢蒸发出来，所以必须注意排气。再者，氟化铊稍有感光性，有变黄之虞，必须注意。将铂皿置于350℃的电炉中，加热数分钟使干物熔融后，在装有五氧化二磷的褐色干燥器中冷却。粉碎熔融物应在干燥气流中进行。粉末保存在干燥器中。收率在90%以上。