25658-42-8

• 常用中文名：氮化锆
• 常用英文名：Zirconium nitride
• CAS号：25658-42-8
• 分子式：NZr
• 分子量：105.23100
• 相关类别： 无机化工 无机盐 氢化物、氮化物、叠氮化物 氮化物
• 发布时间：2018-06-17 14:06:42
• 更新时间：2024-01-04 08:15:08

• 用于制备金属锆和氧化锆。也用于制造热压坩埚，炼制金属铝、铋、镉、铅、锡和作为贮酸容器。

名称

• 中文名: 氮化锆
• 英文名: azanylidynezirconium
• 英文别名: Zirconium nitride; MFCD00049642; EINECS 247-166-2; nitridozirconium

物化性质

• 密度: 7.09
• 熔点: 2980ºC
• 分子式: NZr
• 分子量: 105.23100
• 精确质量: 103.90800
• PSA: 23.79000
• LogP: 0.01508
• 外观性状: 棕色粉末
• 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。呈超导性。
• 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
• 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23.8

  7.重原子数量:2

  8.表面电荷:0

  9.复杂度:10

  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：淡黄色立方结晶，属氯化钠型结构。

  2. 密度（g/mL,25/4℃）：7.09

  3. 相对蒸汽密度（g/mL,空气=1）：未确定

  4. 熔点（ºC）：2960

  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,20ºC）：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：溶于浓氢氟酸、浓硫酸及热碱中，微溶于稀盐酸和稀硫酸。在空气中加热至700℃以上即氧化成氧化锆。

MSDS

Section 1: Product Identification Chemical Name:Zirconium nitride, 98% CAS Registry Number:25658-42-8 Formula:ZrN EINECS Number:247-166-2 Chemical Family:metal nitride Synonym:none Section 2: Composition and Information on Ingredients IngredientCAS NumberPercentACGIH (TWA)OSHA (PEL) Title compound25658-42-8100%5mg/m3 (as Zr)5mg/m3 (as Zr) Section 3: Hazards Identification Emergency Overview:May be irritating to skin, eyes and mucous membranes. Primary Routes of Exposure:Ingestion Eye Contact:May cause mild to moderate irritation of the eyes. Skin Contact:May cause slight to mild irritation of the skin. Inhalation:Dust may be irritating to the nose, mucous membranes and respiratory tract. Ingestion:No information is available on the physiological effects of ingestion. May be irritating to skin, eyes and respiratory tract. May slowly form ammonia, a choking gas, in contact with Acute Health Affects: moisture. Chronic Health Affects:No information available on long-term chronic effects. 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 in Inhalation: 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:no data Autoignition Temperature:no data Explosion Limits:no data Extinguishing Medium:carbon dioxide, foam or dry powder If this product is involved in a fire, firefighters should be equipped with NIOSH approved positive pressure Special Fire Fighting Procedures: self-contained breathing apparatus. Hazardous Combustion andIf involved in a fire this material may release toxic and corrosive fumes. Decomposion Products: Unusual Fire or Explosion Hazards: No unusual fire or explosion hazards. SECTION 6: Accidental Release Measures Spill and Leak Procedures:May evolve ammonia gas if moist. Sweep up the solids and dispose of properly. SECTION 7: Handling and Storage Handling and Storage:Store the material in a sealed container. Keep away from heat. 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. Ventilation:If possible, handle the material in an efficient fume hood. If ventilation is not available a respirator should be worn. The use of respirators requires a Respiratory Respirator: Protection Program to be in compliance with 29 CFR 1910.134. Ventilation: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:brown powder Molecular Weight:105.23 Melting Point:2980° Boiling Point:no data Vapor Pressure:no data Specific Gravity:7.09 Odor:none Solubility in Water:insoluble SECTION 10: Stability and Reactivity Stability:air and moisture stable Hazardous Polymerization:No hazardous polymerization. Conditions to Avoid:water and aqueous acids Incompatibility:water and acids Decomposition Products:zirconium oxide and ammonia 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

生态学数据: 通常来说对水是不危害的，若无政府许可，勿将材料排入周围环境

安全

• 个人防护装备: Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
• 危险品运输编码: UN3178
• WGK德国: 3
• 包装等级: III
• 危险类别: 4.1

制备

1.将金属锆与氮气在1100～1200℃的温度下进行直接氮化。

2.采用四氯化锆法。以四氯化锆和氨为原料制备氮化锆，反应式如下。

四氯化锆首先与氨形成加成物，再加热至750℃，转化成四氮化三锆（Ｚｒ３Ｎ４），进一步加热至1200℃转化成氮化锆（ＺｒＮ）。也可由四氯化锆和氨在氢气存在下，于1000℃以上反应制得氮化锆。