1313-85-5

• 常用中文名：硒化钠
• 常用英文名：sodium selenide
• CAS号：1313-85-5
• 分子式：Na₂Se
• 分子量：124.94000
• 相关类别： 无机化工 无机盐 硫族化合物
• 发布时间：2018-09-24 10:45:27
• 更新时间：2024-01-14 14:27:11

名称

• 中文名: 硒化钠
• 英文名: sodium selenide
• 英文别名: EINECS 215-212-0; MFCD00014240; Sodium Selenide

物化性质

• 密度: 2.625
• 熔点: >875ºC
• 分子式: Na₂Se
• 分子量: 124.94000
• 精确质量: 125.89600
• 储存条件:

  保持贮藏器密封、储存在阴凉、干燥的地方，确保工作间有良好的通风或排气装置

• 稳定性: 如果遵照规格使用和储存则不会分解，未有已知危险反应，避免氧化物、水分/潮湿、酸. 易溶于水，通入空气即有硒析出，在潮湿空气中由于析出硒并生成多硒化物而变红。
• 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：125.896062 Da

  8、标称质量：126 Da

  9、平均质量：124.9395 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: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:3

  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:3

• 更多:

  1. 性状：白色晶体，无气味

  2. 密度（g/cm³,25℃）：2.58

  3. 相对蒸汽密度（g/mL,空气=1）：未确定

  4. 熔点（ºC）：>875

  5. 沸点（ºC,常压）：未确定

  6. 沸点（ºC,0.05mmHg）：未确定

  7. 折射率（n20/D）：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（mmHg,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：溶于水

MSDS

SECTION 1: Identification of the substance/mixture and of the company/undertaking Product identifiers Product name: Sodium selenide REACH No.: A registration number is not available for this substance as the substance or its uses are exempted from registration, the annual tonnage does not require a registration or the registration is envisaged for a later registration deadline. CAS-No.: 1313-85-5 Relevant identified uses of the substance or mixture and uses advised against Identified uses: Laboratory chemicals, Manufacture of substances SECTION 2: Hazards identification Classification of the substance or mixture Classification according to Regulation (EC) No 1272/2008 Acute toxicity, Oral (Category 3), H301 Acute toxicity, Inhalation (Category 3), H331 Specific target organ toxicity - repeated exposure (Category 2), H373 Acute aquatic toxicity (Category 1), H400 Chronic aquatic toxicity (Category 1), H410 For the full text of the H-Statements mentioned in this Section, see Section 16. Classification according to EU Directives 67/548/EEC or 1999/45/EC T ToxicR23/25 R33 N Dangerous for theR50/53 environment For the full text of the R-phrases mentioned in this Section, see Section 16. Label elements Labelling according Regulation (EC) No 1272/2008 Pictogram Signal wordDanger Hazard statement(s) H301 + H331Toxic if swallowed or if inhaled H373May cause damage to organs through prolonged or repeated exposure. H410Very toxic to aquatic life with long lasting effects. Precautionary statement(s) P261Avoid breathing dust. P273Avoid release to the environment. P301 + P310IF SWALLOWED: Immediately call a POISON CENTER or doctor/ physician. P311Call a POISON CENTER or doctor/ physician. P501Dispose of contents/ container to an approved waste disposal plant. Supplemental Hazardnone Statements Other hazards - none SECTION 3: Composition/information on ingredients Substances Synonyms: disodium selenide Formula: Na2Se Molecular Weight: 124,94 g/mol CAS-No.: 1313-85-5 EC-No.: 215-212-0 Hazardous ingredients according to Regulation (EC) No 1272/2008 ComponentClassificationConcentration Sodium selenide CAS-No.1313-85-5Acute Tox. 3; STOT RE 2;<= 100 % EC-No.215-212-0Aquatic Acute 1; Aquatic Index-No.034-002-00-8Chronic 1; H301 + H331, H373, H410 Hazardous ingredients according to Directive 1999/45/EC ComponentClassificationConcentration Sodium selenide CAS-No.1313-85-5T, N, R23/25 - R33 - R50/53<= 100 % EC-No.215-212-0 Index-No.034-002-00-8 For the full text of the H-Statements and R-Phrases mentioned in this Section, see Section 16 SECTION 4: First aid measures Description of first aid measures General advice Consult a physician. Show this safety data sheet to the doctor in attendance. If inhaled If breathed in, move person into fresh air. If not breathing, give artificial respiration. Consult a physician. In case of skin contact Wash off with soap and plenty of water. Take victim immediately to hospital. Consult a physician. In case of eye contact Flush eyes with water as a precaution. If swallowed Never give anything by mouth to an unconscious person. Rinse mouth with water. Consult a physician. Most important symptoms and effects, both acute and delayed The most important known symptoms and effects are described in the labelling (see section 2.2) and/or in section 11 Indication of any immediate medical attention and special treatment needed no data available SECTION 5: Firefighting measures Extinguishing media Suitable extinguishing media Use water spray, alcohol-resistant foam, dry chemical or carbon dioxide. Special hazards arising from the substance or mixture no data available Advice for firefighters Wear self contained breathing apparatus for fire fighting if necessary. Further information no data available SECTION 6: Accidental release measures Personal precautions, protective equipment and emergency procedures Wear respiratory protection. Avoid dust formation. Avoid breathing vapours, mist or gas. Ensure adequate ventilation. Evacuate personnel to safe areas. Avoid breathing dust. For personal protection see section 8. Environmental precautions Prevent further leakage or spillage if safe to do so. Do not let product enter drains. Discharge into the environment must be avoided. Methods and materials for containment and cleaning up Pick up and arrange disposal without creating dust. Sweep up and shovel. Keep in suitable, closed containers for disposal. Reference to other sections For disposal see section 13. SECTION 7: Handling and storage Precautions for safe handling Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Provide appropriate exhaust ventilation at places where dust is formed. For precautions see section 2.2. Conditions for safe storage, including any incompatibilities Store in cool place. Keep container tightly closed in a dry and well-ventilated place. Specific end use(s) A part from the uses mentioned in section 1.2 no other specific uses are stipulated SECTION 8: Exposure controls/personal protection Control parameters Components with workplace control parameters Exposure controls Appropriate engineering controls Avoid contact with skin, eyes and clothing. Wash hands before breaks and immediately after handling the product. Personal protective equipment Eye/face protection Face shield and safety glasses Use equipment for eye protection tested and approved under appropriate government standards such as NIOSH (US) or EN 166(EU). Skin protection Handle with gloves. Gloves must be inspected prior to use. Use proper glove removal technique (without touching glove's outer surface) to avoid skin contact with this product. Dispose of contaminated gloves after use in accordance with applicable laws and good laboratory practices. Wash and dry hands. The selected protective gloves have to satisfy the specifications of EU Directive 89/686/EEC and the standard EN 374 derived from it. Body Protection Complete suit protecting against chemicals, The type of protective equipment must be selected according to the concentration and amount of the dangerous substance at the specific workplace. Respiratory protection Where risk assessment shows air-purifying respirators are appropriate use a full-face particle respirator type N100 (US) or type P3 (EN 143) respirator cartridges as a backup to engineering controls. If the respirator is the sole means of protection, use a full-face supplied air respirator. Use respirators and components tested and approved under appropriate government standards such as NIOSH (US) or CEN (EU). Control of environmental exposure Prevent further leakage or spillage if safe to do so. Do not let product enter drains. Discharge into the environment must be avoided. SECTION 9: Physical and chemical properties Information on basic physical and chemical properties a) AppearanceForm: solid b) Odourno data available c) Odour Thresholdno data available d) pHno data available e) Melting point/freezingno data available point f) Initial boiling point and no data available boiling range g) Flash pointno data available h) Evapouration rateno data available i) Flammability (solid, gas) no data available j) Upper/lowerno data available flammability or explosive limits k) Vapour pressureno data available l) Vapour densityno data available m) Relative density2,625 g/cm3 at 20 °C n) Water solubilityno data available o) Partition coefficient: n- no data available octanol/water p) Auto-ignitionno data available temperature q) Decompositionno data available temperature r) Viscosityno data available s) Explosive propertiesno data available t) Oxidizing propertiesno data available Other safety information no data available SECTION 10: Stability and reactivity Reactivity no data available Chemical stability Stable under recommended storage conditions. Possibility of hazardous reactions no data available Conditions to avoid no data available Incompatible materials Water, Acids, Oxidizing agents Hazardous decomposition products Other decomposition products - no data available In the event of fire: see section 5 SECTION 11: Toxicological information Information on toxicological effects Acute toxicity LD50 Oral - rat - 13,19 mg/kg LD50 Oral - mouse - 7,079 mg/kg LD50 Oral - rabbit - 2,25 mg/kg LD50 Oral - guinea pig - 5,06 mg/kg LD50 Intraperitoneal - mouse - 4 mg/kg Skin corrosion/irritation no data available Serious eye damage/eye irritation no data available Respiratory or skin sensitisation no data available Germ cell mutagenicity no data available Carcinogenicity IARC:3 - Group 3: Not classifiable as to its carcinogenicity to humans (Sodium selenide) Reproductive toxicity no data available Specific target organ toxicity - single exposure no data available Specific target organ toxicity - repeated exposure May cause damage to organs through prolonged or repeated exposure. Aspiration hazard no data available Additional Information RTECS: WE0350000 anemia, Vomiting, Diarrhoea, Cough, Difficulty in breathing, Acute selenium poisoning produces central nervous system effects, which include nervousness, convulsions, and drowsiness. Other signs of intoxication can include skin eruptions, lassitude, gastrointestinal distress, teeth that are discolored or decayed, odorous ("garlic") breath, and partial loss of hair and nails. Chronic exposure by inhalation can produce symptoms that include pallor, coating of the tongue, anemia, irritation of the mucosa, lumbar pain, liver and spleen damage, as well as any of the other previously mentioned symptoms. Chronic contact with selenium compounds may cause garlic odor of breath and sweat, dermatitis, and moderate emotional instability., Dermatitis, garlic-like breath odor, pallor, nervousness, depression SECTION 12: Ecological information Toxicity no data available Persistence and degradability no data available Bioaccumulative potential no data available Mobility in soil no data available Results of PBT and vPvB assessment PBT/vPvB assessment not available as chemical safety assessment not required/not conducted Other adverse effects Toxic to aquatic life with long lasting effects. SECTION 13: Disposal considerations Waste treatment methods Product Offer surplus and non-recyclable solutions to a licensed disposal company. Dissolve or mix the material with a combustible solvent and burn in a chemical incinerator equipped with an afterburner and scrubber. Contaminated packaging Dispose of as unused product. SECTION 14: Transport information UN number ADR/RID: 3283IMDG: 3283IATA: 3283 UN proper shipping name ADR/RID: SELENIUM COMPOUND, SOLID, N.O.S. (Sodium selenide) IMDG: SELENIUM COMPOUND, SOLID, N.O.S. (Sodium selenide) IATA:Selenium compound, solid, n.o.s. (Sodium selenide) Transport hazard class(es) ADR/RID: 6.1IMDG: 6.1IATA: 6.1 Packaging group ADR/RID: IIIMDG: IIIATA: II Environmental hazards ADR/RID: noIMDG Marine pollutant: noIATA: no Special precautions for user no data available SECTION 15: Regulatory information This safety datasheet complies with the requirements of Regulation (EC) No. 1907/2006. Safety, health and environmental regulations/legislation specific for the substance or mixture no data available Chemical Safety Assessment For this product a chemical safety assessment was not carried out SECTION 16: Other information Full text of H-Statements referred to under sections 2 and 3. Acute Tox.Acute toxicity Aquatic AcuteAcute aquatic toxicity Aquatic ChronicChronic aquatic toxicity H301Toxic if swallowed. H301 + H331Toxic if swallowed or if inhaled H331Toxic if inhaled. H373May cause damage to organs through prolonged or repeated exposure. H400Very toxic to aquatic life. Full text of R-phrases referred to under sections 2 and 3 NDangerous for the environment TToxic R23/25Toxic by inhalation and if swallowed. R33Danger of cumulative effects. R50/53Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. Further information Copyright 2013 Co. LLC. License granted to make unlimited paper copies for internal use only. The above information is believed to be correct but does not purport to be all inclusive and shall be used only as a guide. The information in this document is based on the present state of our knowledge and is applicable to the product with regard to appropriate safety precautions. It does not represent any guarantee of the properties of the product. Corporation and its Affiliates shall not be held liable for any damage resulting from handling or from contact with the above product. See and/or the reverse side of invoice or packing slip for additional terms and conditions of sale.

毒性和生态

毒理学数据: 致畸性： 大鼠肝脏DNA损坏测试：50umol/L 生态学数据: 对水是极其危害的，即使是少量产品渗入地下也会对饮用水造成危害，若无政府许可勿将产品排入周围环境。对水中有机物有危害 CHEMICAL IDENTIFICATION RTECS NUMBER : WE0350000 CHEMICAL NAME : Sodium selenide CAS REGISTRY NUMBER : 1313-85-5 LAST UPDATED : 199712 DATA ITEMS CITED : 11 MOLECULAR FORMULA : Na2-Se MOLECULAR WEIGHT : 124.94 WISWESSER LINE NOTATION : NA2 SE HEALTH HAZARD DATA ACUTE TOXICITY DATA TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 4 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value MUTATION DATA TYPE OF TEST : Sister chromatid exchange TEST SYSTEM : Rodent - hamster Lung DOSE/DURATION : 2 mg/L REFERENCE : CALEDQ Cancer Letters (Shannon, Ireland). (Elsevier Scientific Pub. Ireland Ltd., POB 85, Limerick, Ireland) V.1- 1975- Volume(issue)/page/year: 18,109,1983 *** REVIEWS *** ACGIH TLV-TWA 0.2 mg(Se)/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 TOXICOLOGY REVIEW CHREAY Chemical Reviews. (American Chemical Soc., Distribution Office Dept. 223, POB 57136, West End Stn., Washington, DC 20037) V.1- 1924- Volume(issue)/page/year: 28,179,1941 *** U.S. STANDARDS AND REGULATIONS *** MSHA STANDARD-air:TWA 0.2 mg(Se)/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: 3,224,1971 OSHA PEL (Gen Indu):8H TWA 0.2 mg(Se)/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 0.2 mg(Se)/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 0.2 mg(Se)/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 0.2 mg(Se)/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

安全

• 危害码 (欧洲): T,N
• 风险声明 (欧洲): 23/25-33-50/53
• 安全声明 (欧洲): 20/21-28-45-60-61
• 危险品运输编码: UN3134
• 包装等级: II
• 危险类别: 4.3

合成路线

7782-49-2 16940-66-2 ~% 1313-85-5

文献：Dalton Transactions, , vol. 42, # 30 p. 10828 - 10837

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制备

硒化钠是由硒经雕白粉(CH ₂O·NaHSO ₂·2H ₂O)还原而得。 金属钠与硒在液态氨中进行反应可制得硒化钠。操作方法也按照该节所述的一切细节来操作。制得的Na2Se是分析纯的。 如下图I-12 氢化钠制造装置：

1—氢气瓶；2—钛制塔；3—储气器；4—流速计；

5—玻璃管；6—温度计；7—铁箱；8—热电偶；

9—三通旋塞；10—接缝；11—油封；

12—橡胶塞；13—电动机;14—搅拌器；

15—胶管；16—鼓泡器管；17—冷却管；

18—橡胶塞；19—派热克斯烧瓶；

20—矿物油鼓泡器；21—反应烧瓶加热器；

22—变压器及100V交流电源