硅化钛

硅化钛 基本信息
CAS号 12039-83-7 分子式 Si2Ti
分子量 104.03800 精确质量  103.90200
PSA  0.00000 LogP  -0.76160

基本信息 展开↓

CAS号:
12039-83-7
分子式:
Si2Ti
分子量:
104.03800
中文名称:
硅化钛
英文名称:
bis(λ2-silanylidene)titanium
中文别名:
硅化钛;
硅化钛溅射靶;
硅化钛溅射靶, 50.8MM (2.0IN) DIA X 3.18MM (0.125IN) THICK,;
硅化钛溅射靶, 50.8MM (2.0IN) DIA X 6.35MM (0.250IN) THICK,;
硅化钛溅射靶, 76.2MM (3.0IN) DIA X 3.18MM (0.125IN) THICK,;
硅化钛溅射靶, 76.2MM (3.0IN) DIA X 6.35MM (0.250IN) THICK,;
二矽化钛超微粉末,APS 20-30NM;
硅化钛溅射靶,76.2MM(3.0IN)DIAX3.18MM(0.125IN)THICK,99.5%(METALSBASIS)
英文别名:
bis(λ2-silanylidene)titanium;
EINECS 234-904-3;
Titanium silicide (TiSi2);
TITANIUM SILICIDE,TiSi;
Titanium disilicide
精确分子量/精确质量:
103.90200
极性分子表面积/PSA:
0.00000
油水分配系数/LogP:

LogP值指的是某物质在正辛醇/水两相体系中的分配系数的对数值,反映了物质在油水两相中的分配情况。其中、LogP值越大,说明该物质越亲油;反之,LogP值越小,则说明该物质越亲水。
贝尔斯坦号/MDL:
MFCD00049564
EINECS:
234-902-2

生产制备方法及用途展开↓

制备方法


1.将金属钛和金属硅放入电弧炉内,在氩气气氛下于1100℃熔融制得二硅化钛。2.采用合成法。将金属钛和金属硅放入电弧炉内,在氩气气氛下于1100℃熔融,即制得二硅化钛。

合成制备方法


1.将金属钛和金属硅放入电弧炉内,在氩气气氛下于1100℃熔融制得二硅化钛。

2.采用合成法。将金属钛和金属硅放入电弧炉内,在氩气气氛下于1100℃熔融,即制得二硅化钛。

用途简介


用作精细陶瓷的原料粉。

用途


用作精细陶瓷的原料粉。

物化性质展开↓

密度:
4,39 g/cm3
熔点:
1540ºC
沸点:
1540ºC
存储条件/存储方法:

常温密闭,阴凉通风干燥

稳定性相关:

常温常压下稳定

避免的物料 氧化物 酸 碱

其它信息:

1.       性状:暗灰色正方形结晶

2.       密度(g/mL,25℃):4.0

3.       相对蒸汽密度(g/mL,空气=1):未确定

4.       熔点(ºC):1500

5.       沸点(ºC,常压):未确定

6.       沸点(ºC,1mmHg):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(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:未确定

20.晶格常数:a=0.8236nm,b=0.4773nm,c=0.8523nm。

21.莫氏硬度:4~5

22.电阻率(μΩ·cm):123

安全信息展开↓

包装等级:
III
风险类别:
4.1

毒理性展开↓

毒理学数据:

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

致敏作用:没有已知的敏化现象

生态数据:

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

MSDS 展开↓


Section 1: Product Identification
   Chemical Name:       Titanium silicide (99+%-Ti)    
   CAS Registry Number:       12039-83-7    
   Formula:       TiSi2    
   EINECS Number:       234-904-3    
   Chemical Family:       metal silicide    
   Synonym:       Titanium disilicide    

Section 2: Composition and Information on Ingredients
   Ingredient       CAS Number       Percent       ACGIH (TWA)       OSHA (PEL)    
   Title Compound       12039-83-7       100%       no data       no data    

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.    
   Acute Health Affects:       May be irritating to skin, eyes and respiratory tract.    
   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 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 and       If involved in a fire toxic oxidation or decomposition products may form.    
   Decomposion Products:
   Unusual Fire or Explosion Hazards: May be fire or explosion hazard if in the form of a fine dust mixed with air.

SECTION 6: Accidental Release Measures
   Spill and Leak Procedures:       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:       -325 mesh gray to black powder    
   Molecular Weight:       112.03    
   Melting Point:       1540°    
   Boiling Point:       no data    
   Vapor Pressure:       no data    
   Specific Gravity:       4.39    
   Odor:       none    
   Solubility in Water:       insoluble    

SECTION 10: Stability and Reactivity
   Stability:       air and moisture stable    
   Hazardous Polymerization:       No hazardous polymerization.    
   Conditions to Avoid:       none    
   Incompatibility:       strong 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

分子结构与计算化学数据展开↓

计算化学数据


1、   拓扑分子极性表面积(TPSA):0

2、   重原子数量:3

3、   表面电荷:0

4、   复杂度:18.3

5、   同位素原子数量:0

6、   确定原子立构中心数量: 0

7、   不确定原子立构中心数量:0

8、   确定化学键立构中心数量:0

9、   不确定化学键立构中心数量:0

10、   共价键单元数量:1

11、   氢键供体数量:0

12、   氢键受体数量:0

13、   可旋转化学键数量:0

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