78948-04-6

78948-04-6结构式

常用中文名：1,1-双(三甲基硅氯)乙烯
常用英文名：1,1-bis(trichlorosilylmethyl)ethylene
CAS号：78948-04-6
分子式：C₄H₆Cl₆Si₂
分子量：322.97900
相关类别：化学试剂硅烷试剂
发布时间：2018-03-09 08:00:00
更新时间：2024-01-04 17:32:25

中文名	1,1-双(三甲基硅氯)乙烯
英文名	trichloro-[2-(trichlorosilylmethyl)prop-2-enyl]silane
中文别名	1,1-双(三氯甲硅烷基甲基)乙烯
英文别名	1,1-BIS(TRICHLOROSILYLMETHYL)ETHYLENE 3-Trichlorsilyl-2-(trichlorsilyl-methyl)-propen 1,5-Disilapentane,1,1,1,5,5,5-hexachloro-3-methylene-(6CI) 3-trichlorosilanyl-2-(trichlorosilanyl-methyl)-propene 3-(Trichlorosilyl)-2-<(trichlorosilyl)methyl>-1-propene MFCD00239510

密度	1.4 g/mL at 25ºC(lit.)
沸点	128-131ºC16 mm Hg(lit.)
分子式	C₄H₆Cl₆Si₂
分子量	322.97900
闪点	178 °F
精确质量	319.81400
LogP	4.85320
外观性状	透明无色液体
折射率	n20/D 1.488(lit.)
储存条件	密闭于阴凉干燥环境中
稳定性	遵照规定使用和储存则不会分解。
分子结构	1、摩尔折射率：66.67 2、摩尔体积（m³/mol）：229.2 3、等张比容（90.2K）：525.4 4、表面张力（dyne/cm）：27.6 5、极化率（10 ^-24cm ³）：26.43
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:0 4.可旋转化学键数量:2 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:12 8.表面电荷:0 9.复杂度:149 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：无可用 2. 密度（g/mL,25/4℃）：1.4 3. 相对蒸汽密度（g/mL,空气=1）：无可用 4. 熔点（ºC）：无可用 5. 沸点（ºC,常压）：128-131 6. 沸点（ºC,5.2kPa）：无可用 7. 折射率：1.488 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

Name:	1 1-Bis(trichlorosilylmethyl)ethylene Material Safety Data Sheet
Synonym:	(2-Methylene-1,3-propanediyl)bis(trichlorosilan
CAS:	78948-04-6

Section 1 - Chemical Product MSDS Name:1 1-Bis(trichlorosilylmethyl)ethylene Material Safety Data Sheet
Synonym:(2-Methylene-1,3-propanediyl)bis(trichlorosilan

Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS

CAS#	Chemical Name	content	EINECS#
78948-04-6	1,1-Bis(trichlorosilylmethyl)ethylene		unlisted

Hazard Symbols: C
Risk Phrases: 14 34

Section 3 - HAZARDS IDENTIFICATION

EMERGENCY OVERVIEW
Reacts violently with water. Causes burns.
Potential Health Effects
Eye:
Causes eye burns.
Skin:
Causes skin burns.
Ingestion:
Causes gastrointestinal tract burns. The toxicological properties of this substance have not been fully investigated.
Inhalation:
Causes chemical burns to the respiratory tract. The toxicological properties of this substance have not been fully investigated.
Chronic:
Not available.

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 immediately.
Skin:
Get medical aid immediately. Immediately flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes.
Ingestion:
Do not induce vomiting. If victim is conscious and alert, give 2-4 cupfuls of milk or water. Get medical aid immediately.
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:

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. Water Reactive. Material will react with water and may release a flammable and/or toxic gas. Combustible liquid.
Extinguishing Media:
Use foam, dry chemical, or carbon dioxide. DO NOT USE WATER!

Section 6 - ACCIDENTAL RELEASE MEASURES
General Information: Use proper personal protective equipment as indicated in Section 8.
Spills/Leaks:
Absorb spill with inert material (e.g. vermiculite, sand or earth), then place in suitable container.

Section 7 - HANDLING and STORAGE
Handling:
Do not breathe dust, vapor, mist, or gas. Do not get in eyes, on skin, or on clothing.
Storage:
Keep away from sources of ignition. Store in a cool, dry place.
Store in a tightly closed container. Corrosives area. Store under an inert atmosphere.

Section 8 - EXPOSURE CONTROLS, PERSONAL PROTECTION
Engineering Controls:
Use adequate ventilation to keep airborne concentrations low.
Exposure Limits CAS# 78948-04-6: Personal Protective Equipment Eyes: Not available.
Skin:
Wear appropriate protective gloves to prevent skin exposure.
Clothing:
Wear appropriate protective clothing to prevent skin exposure.
Respirators:
Follow the OSHA respirator regulations found in 29 CFR 1910.134 or European Standard EN 149. Use a NIOSH/MSHA or European Standard EN 149 approved respirator if exposure limits are exceeded or if irritation or other symptoms are experienced.

Section 9 - PHYSICAL AND CHEMICAL PROPERTIES

Physical State: Liquid
Color: light yellow
Odor: acrid odor
pH: Not available.
Vapor Pressure: Not available.
Viscosity: Not available.
Boiling Point: 240 - 242 deg C @ 7
Freezing/Melting Point: Not available.
Autoignition Temperature: Not available.
Flash Point: 81 deg C ( 177.80 deg F)
Explosion Limits, lower: Not available.
Explosion Limits, upper: Not available.
Decomposition Temperature:
Solubility in water: reacts with water
Specific Gravity/Density: 1.4100g/cm3
Molecular Formula: Cl3SiCH2C(CH2)CH2SiCl3
Molecular Weight: 322.98

Section 10 - STABILITY AND REACTIVITY
Chemical Stability:
Stable under normal temperatures and pressures.
Conditions to Avoid:
Incompatible materials, exposure to moist air or water.
Incompatibilities with Other Materials:
Oxidizing agents, acids, bases, alcohols, amines.
Hazardous Decomposition Products:
Hydrogen chloride, carbon monoxide, carbon dioxide, silicon dioxide.
Hazardous Polymerization: Has not been reported

Section 11 - TOXICOLOGICAL INFORMATION
RTECS#:
CAS# 78948-04-6 unlisted.
LD50/LC50:
Not available.
Carcinogenicity:
1,1-Bis(trichlorosilylmethyl)ethylene - 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
No information available.
IMO
No information available.
RID/ADR
No information available.

Section 15 - REGULATORY INFORMATION

European/International Regulations
European Labeling in Accordance with EC Directives
Hazard Symbols: C
Risk Phrases:
R 14 Reacts violently with water.
R 34 Causes burns.
Safety Phrases:
S 8 Keep container dry.
S 25 Avoid contact with eyes.
S 36/37/39 Wear suitable protective clothing, gloves
and eye/face protection.
S 45 In case of accident or if you feel unwell, seek
medical advice immediately (show the label where
possible).
WGK (Water Danger/Protection)
CAS# 78948-04-6: No information available.
Canada
None of the chemicals in this product are listed on the DSL/NDSL list.
CAS# 78948-04-6 is not listed on Canada's Ingredient Disclosure List.
US FEDERAL
TSCA
CAS# 78948-04-6 is not listed on the TSCA inventory.
It is for research and development use only.

SECTION 16 - ADDITIONAL INFORMATION
N/A

生态学数据:

该物质对环境可能有危害，对水体应给予特别注意。

危害码 (欧洲)	C: Corrosive;
风险声明 (欧洲)	14-34
安全声明 (欧洲)	26-27-36/37/39-45
危险品运输编码	UN 2987 8/PG 2
WGK德国	3

1871-57-4

~87%

78948-04-6

文献：Mayr, Herbert; Gabriel, Andreas O.; Schumacher, Ralf Liebigs Annalen, 1995 , # 9 p. 1583 - 1586

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