应用
2,4,6,8-Tetramethyl-2,4,6,8-tetravinylcyclotetrasiloxane is used as an intermediate in organic synthesis. It is used in the preparation of 4-vinyl-benzoic acid ethyl ester. Further, it is used to prepare styrene derivatives by cross-coupling with aryl bromide in the presence of palladium catalyst.

备注
Moisture sensitive. Incompatible with acids, bases and strong oxidizing agents.

基本信息

MDL
MFCD00040293

EINECS
219-863-1

分子式
C₁₂H₂₄O₄Si₄

分子量
344.67

熔点
-43°

沸点
110°/10mm

闪点
112°(233°F)

密度
0.997

折射率
1.4340

灵敏度
Ambient temperatures.

形态
Liquid

溶解性
Miscible with most organic solvents.

Beilstein
1807272

GHS危害和防范说明

GHS符号

Hazard Statements
H319
Causes serious eye irritation.

Precautionary Statements
P280i-P264-P305+P351+P338-P337+P313
Wear eye/face protection.Wash thoroughly after handling.IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.If eye irritation persists: Get medical advice/attention.

安全信息

危险类别
36
Irritating to eyes.

安全等级
26-60
In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.This material and its container must be disposed of as hazardous waste

RTECS
GZ4550000

TSCA
是