英语词典化工词典

1,1'-Biphenyl,2,2',3,3',5,5',6,6'-octafluoro-4,4'-dimethyl-

1,1'-Biphenyl,2,2',3,3',5,5',6,6'-octafluoro-4,4'-dimethyl-


  • 中文别名:4,4-二甲基八氟联苯
  • 中文释义:4,4\'-二甲基八氟联苯;4,4-二甲基八氟联苯
  • 英文别名:1,2,4,5-tetrafluoro-3-methyl-6-(2,3,5,6-tetrafluoro-4-methylphenyl)benzene;
    4,4'-Dimethyloctafluorbiphenyl;
    2,2',3,3',5,5',6,6'-octafluoro-4,4'-dimethylbiphenyl;
    4,4′-Dimethyloctafluorobiphenyl;
    4,4'-dimethyloctafluorobiphenyl 
  • CAS No.:26475-18-3
  • 分子式:

    C14H6F8

  • 分子量:326.19
  • 精确分子量:326.03400
  • PSA:0.00000
  • InChI:The Key: IMAVLXWSVGAOCU-UHFFFAOYSA-N
  • 分子结构式:

物化性质

外观与性状:
淡米色结晶粉末
密度:
1.476 g/cm3
熔点:
144-148 °C
沸点:
258.9ºC at 760 mmHg
闪点:
92.7ºC
存储条件/存储方法:

放入紧密的贮藏器内,储存在阴凉,干燥的地方

稳定性相关:

避免接触强氧化剂

其它信息:

1. 性状: 未确定

2. 密度(g/mL,25/4℃):未确定

3. 相对蒸汽密度(g/mL,空气=1):未确定

4. 熔点(ºC):未确定

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,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:未确定

安全信息

外观与性状:
淡米色结晶粉末
密度:
1.476 g/cm3
熔点:
144-148 °C
沸点:
258.9ºC at 760 mmHg
闪点:
92.7ºC
存储条件/存储方法:

放入紧密的贮藏器内,储存在阴凉,干燥的地方

稳定性相关:

避免接触强氧化剂

其它信息:

1. 性状: 未确定

2. 密度(g/mL,25/4℃):未确定

3. 相对蒸汽密度(g/mL,空气=1):未确定

4. 熔点(ºC):未确定

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,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:未确定

MSDS

Name: 4 4 -Dimethyloctafluorobiphenyl 97% Material Safety Data Sheet
Synonym: D-Pyroglutamic acid ethyl este
CAS: 26475-18-3
Section 1 - Chemical Product   MSDS Name:4 4 -Dimethyloctafluorobiphenyl 97% Material Safety Data Sheet
Synonym:D-Pyroglutamic acid ethyl este
Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS
CAS# Chemical Name content EINECS#
26475-18-3 4,4'-Dimethyloctafluorobiphenyl 97 unlisted
Hazard Symbols: XI
Risk Phrases: 36/37/38
Section 3 - HAZARDS IDENTIFICATION
  EMERGENCY OVERVIEW
Irritating to eyes, respiratory system and skin.The toxicological properties of this material have not been fully investigated.
Potential Health Effects
Eye:
Causes eye irritation.
Skin:
Causes skin irritation.
Ingestion:
Causes gastrointestinal irritation with nausea, vomiting and diarrhea.
Inhalation:
Causes respiratory tract irritation.
Chronic:
No information found.
Section 4 - FIRST AID MEASURES
  Eyes: Immediately flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.
Skin:
Get medical aid. 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. Do NOT induce vomiting. If conscious and alert, rinse mouth and drink 2-4 cupfuls of milk or 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:
Treat symptomatically and supportively.
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 extinguishing media most appropriate for the surrounding 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:
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. Avoid generating dusty conditions. Provide ventilation.
Section 7 - HANDLING and STORAGE
  Handling:
Minimize dust generation and accumulation. Avoid contact with eyes, skin, and clothing. Keep container tightly closed. Avoid ingestion and inhalation. Use with adequate ventilation. Wash clothing before reuse.
Storage:
Keep container closed when not in use. 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# 26475-18-3: 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.
Section 9 - PHYSICAL AND CHEMICAL PROPERTIES
 
Physical State: Solid
Color: Not available.
Odor: Not available.
pH: Not available.
Vapor Pressure: Not available.
Viscosity: Not available.
Boiling Point: Not available.
Freezing/Melting Point: 149 - 151 deg C
Autoignition Temperature: Not applicable.
Flash Point: Not applicable.
Explosion Limits, lower: Not available.
Explosion Limits, upper: Not available.
Decomposition Temperature:
Solubility in water:
Specific Gravity/Density:
Molecular Formula: C14H6F8
Molecular Weight: 326.19
Section 10 - STABILITY AND REACTIVITY
  Chemical Stability:
Stable under normal temperatures and pressures.
Conditions to Avoid:
Incompatible materials, dust generation, excess heat.
Incompatibilities with Other Materials:
Strong oxidizing agents.
Hazardous Decomposition Products:
Carbon monoxide, irritating and toxic fumes and gases, carbon dioxide, hydrogen fluoride gas.
Hazardous Polymerization: Has not been reported
Section 11 - TOXICOLOGICAL INFORMATION
  RTECS#:
CAS# 26475-18-3 unlisted.
LD50/LC50:
Not available.
Carcinogenicity:
4,4'-Dimethyloctafluorobiphenyl - 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
Not regulated as a hazardous material.
IMO
Not regulated as a hazardous material.
RID/ADR
Not regulated as a hazardous material.
Section 15 - REGULATORY INFORMATION
 
European/International Regulations
European Labeling in Accordance with EC Directives
Hazard Symbols: XI
Risk Phrases:
R 36/37/38 Irritating to eyes, respiratory system
and skin.
Safety Phrases:
S 26 In case of contact with eyes, rinse immediately
with plenty of water and seek medical advice.
S 37/39 Wear suitable gloves and eye/face
protection.
WGK (Water Danger/Protection)
CAS# 26475-18-3: No information available.
Canada
None of the chemicals in this product are listed on the DSL/NDSL list.
CAS# 26475-18-3 is not listed on Canada's Ingredient Disclosure List.
US FEDERAL
TSCA
CAS# 26475-18-3 is not listed on the TSCA inventory.
It is for research and development use only.

SECTION 16 - ADDITIONAL INFORMATION
N/A

海关数据

中国海关编码:2903999090

概述:
2903999090 其他芳烃卤化衍生物. 增值税率:17.0% 退税率:9.0% 监管条件:无 最惠国关税:5.5% 普通关税:30.0%
申报要素:
品名, 成分含量, 用途
摘要/Summary:
2903999090 halogenated derivatives of aromatic hydrocarbons VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

分子结构与计算化学数据

分子结构数据

1、 摩尔折射率:60.44

2、 摩尔体积(m3/mol):220.9

3、 等张比容(90.2K):512.9

4、 表面张力(dyne/cm):29.0

5、 极化率(10-24cm3):23.96

计算化学数据

1.疏水参数计算参考值(XlogP):5.1

2.氢键供体数量:0

3.氢键受体数量:8

4.可旋转化学键数量:1

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:22

8.表面电荷:0

9.复杂度:325

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

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