4,4-DIMETHOXYDIPHENYL DITELLURIDE, 98

物化性质

熔点：

55ºC

存储条件/存储方法：

密闭于阴凉干燥环境中

稳定性相关：

遵照规定使用和储存则不会分解。

其它信息：

1. 性状：无可用

2. 密度（g/mL,25/4℃）：无可用

3. 相对蒸汽密度（g/mL,空气=1）：无可用

4. 熔点（ºC）：55-59

5. 沸点（ºC,常压）：无可用

6. 沸点（ºC,5.2kPa）：无可用

7. 折射率：无可用

8. 闪点（ºC）：无可用

9. 比旋光度（º）：无可用

10. 自燃点或引燃温度（ºC）：无可用

11. 蒸气压（kPa,25ºC）：无可用

12. 饱和蒸气压（kPa,60ºC）：无可用

13. 燃烧热（KJ/mol）：无可用

14. 临界温度（ºC）：无可用

15. 临界压力（KPa）：无可用

16. 油水（辛醇/水）分配系数的对数值：无可用

17. 爆炸上限（%,V/V）：无可用

18. 爆炸下限（%,V/V）：无可用

19. 溶解性：无可用

安全信息

熔点：

55ºC

存储条件/存储方法：

密闭于阴凉干燥环境中

稳定性相关：

遵照规定使用和储存则不会分解。

其它信息：

1. 性状：无可用

2. 密度（g/mL,25/4℃）：无可用

3. 相对蒸汽密度（g/mL,空气=1）：无可用

4. 熔点（ºC）：55-59

5. 沸点（ºC,常压）：无可用

6. 沸点（ºC,5.2kPa）：无可用

7. 折射率：无可用

8. 闪点（ºC）：无可用

9. 比旋光度（º）：无可用

10. 自燃点或引燃温度（ºC）：无可用

11. 蒸气压（kPa,25ºC）：无可用

12. 饱和蒸气压（kPa,60ºC）：无可用

13. 燃烧热（KJ/mol）：无可用

14. 临界温度（ºC）：无可用

15. 临界压力（KPa）：无可用

16. 油水（辛醇/水）分配系数的对数值：无可用

17. 爆炸上限（%,V/V）：无可用

18. 爆炸下限（%,V/V）：无可用

19. 溶解性：无可用

毒理性

生态数据：

该物质对环境可能有危害，对水体应给予特别注意。

MSDS

Name:	4 4 -Dimethoxydiphenyl ditelluride 98% Material Safety Data Sheet
Synonym:
CAS:	56821-76-2

Section 1 - Chemical Product   MSDS Name:4 4 -Dimethoxydiphenyl ditelluride 98% Material Safety Data Sheet
Synonym:
Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS

CAS#	Chemical Name	content	EINECS#
56821-76-2	4,4'-Dimethoxydiphenyl ditelluride, 98	98%	unlisted

Hazard Symbols: None Listed.
Risk Phrases: None Listed.
Section 3 - HAZARDS IDENTIFICATION
  EMERGENCY OVERVIEW
The toxicological properties of this material have not been fully investigated.
Potential Health Effects
Eye:
May cause eye irritation.
Skin:
May cause skin irritation.
Ingestion:
The toxicological properties of this substance have not been fully investigated.
Inhalation:
May cause respiratory tract irritation.
Chronic:
Not available.
Section 4 - FIRST AID MEASURES
  Eyes: Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.
Skin:
Flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes. Get medical aid if irritation develops or persists.
Ingestion:
Get medical aid. Wash mouth out with water.
Inhalation:
Remove from exposure and move to fresh air immediately. Get medical aid if cough or other symptoms appear.
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.
Extinguishing Media:
Use water spray, dry chemical, or carbon dioxide.
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.
Section 7 - HANDLING and STORAGE
  Handling:
Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes. Use only in a chemical fume hood.
Storage:
Store in a cool, dry place. Store in a tightly closed container.
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.
Exposure Limits CAS# 56821-76-2: United Kingdom, WEL - TWA: (listed as tellurium): 0.1 mg/m3 TWA United Kingdom, WEL - STEL: (listed as tellurium): 0.3 mg/m3 STEL United States OSHA: 0.1 mg/m3 TWA (listed under Tellurium).
Belgium - TWA: (listed as tellurium): 0.1 mg/m3 VLE France - VME: (listed as tellurium): 0.1 mg/m3 VME Germany: (listed as tellurium): 0.1 mg/m3 VME Malaysia: (listed as tellurium): 0.1 mg/m3 TWA Netherlands: (listed as tellurium): 0.1 mg/m3 MAC Russia: (listed as tellurium): 0.01 mg/m3 TWA Spain: (listed as tellurium): 0.1 mg/m3 VLA-ED Personal Protective Equipment Eyes: Wear chemical splash goggles.
Skin:
Wear appropriate protective gloves to prevent skin exposure.
Clothing:
Wear a chemical apron.
Respirators:
A NIOSH/MSHA approved air purifying dust or mist respirator or European Standard EN 149.
Section 9 - PHYSICAL AND CHEMICAL PROPERTIES
 
Physical State: Solid
Color: dark green
Odor: Not available.
pH: Not available.
Vapor Pressure: Not available.
Viscosity: Not available.
Boiling Point: Not available.
Freezing/Melting Point: 55 - 58 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:
Specific Gravity/Density:
Molecular Formula: C14H14O2Te2
Molecular Weight: 469.45
Section 10 - STABILITY AND REACTIVITY
  Chemical Stability:
Stable under normal temperatures and pressures.
Conditions to Avoid:
Incompatible materials.
Incompatibilities with Other Materials:
Strong oxidizing agents.
Hazardous Decomposition Products:
Carbon monoxide, carbon dioxide.
Hazardous Polymerization: Has not been reported.
Section 11 - TOXICOLOGICAL INFORMATION
  RTECS#:
CAS# 56821-76-2 unlisted.
LD50/LC50:
Not available.
Carcinogenicity:
4,4'-Dimethoxydiphenyl ditelluride, 98% - Not listed by ACGIH, IARC, or NTP.
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: TELLURIUM COMPOUND, N.O.S.
Hazard Class: 6.1
UN Number: 3284
Packing Group: III
IMO
Shipping Name: TELLURIUM COMPOUND, N.O.S.
Hazard Class: 6.1
UN Number: 3284
Packing Group: III
RID/ADR
Shipping Name: TELLURIUM COMPOUND, N.O.S.
Hazard Class: 6.1
UN Number: 3284
Packing group: III
Section 15 - REGULATORY INFORMATION
 
European/International Regulations
European Labeling in Accordance with EC Directives
Hazard Symbols: Not available.
Risk Phrases:
Safety Phrases:
S 24/25 Avoid contact with skin and eyes.
WGK (Water Danger/Protection)
CAS# 56821-76-2: No information available.
Canada
None of the chemicals in this product are listed on the DSL/NDSL list.
CAS# 56821-76-2 is not listed on Canada's Ingredient Disclosure List.
US FEDERAL
TSCA
CAS# 56821-76-2 is not listed on the TSCA inventory.
It is for research and development use only.

SECTION 16 - ADDITIONAL INFORMATION
N/A

分子结构与计算化学数据

分子结构数据

1、摩尔折射率：无可用

2、 摩尔体积（cm³/mol）：无可用

3、 等张比容（90.2K）：无可用

4、 表面张力（dyne/cm）：无可用

5、 极化率：无可用

计算化学数据

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:2

4.可旋转化学键数量:5

5.互变异构体数量:无

6.拓扑分子极性表面积18.5

7.重原子数量:18

8.表面电荷:0

9.复杂度:214

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