Octamethylcyclotetrasiloxane cas 556-67-2

Chemical Name:Octamethylcyclotetrasiloxane
CAS No.:556-67-2
Molecular Formula:C8H24O4Si4
Molecular Weight:296.62
Appearance: Colorless Clear Liquid

Description

Cyclomethicone 4 Details
Chemical Name:Octamethylcyclotetrasiloxane
CAS No.:556-67-2
Molecular Formula:C8H24O4Si4
Molecular Weight:296.62
MolecularStructure:
Appearance: Colorless Clear Liquid
Cyclomethicone 4 Typical Properties

Appearance
Colorless Clear Liquid

Purity
99.999999%

Density
0.956 g/mL at 25 °C(lit.)

M.P.
17-18 °C(lit.)

B.P.
175-176 °C(lit.)

Refractive Index
n20/D 1.396(lit.)

Flash Point
140 °F

Cyclomethicone 4 Usage
1.As a high purity ALD/CVD precursor product,it is one of the core source materials of the entire electronic industry system.
2.It is widely used in many aspects of electronic device manufacturing such as computer chips, solar cells, mobile communications, satellite navigation, and spacecraft.
Cyclomethicone 4 Packaging and Shipping
Packing: bottleor drum
Delivery: within 5-7 working days
Cyclomethicone 4 Storage
Stored in a cool dry place(2-8° C)out of direct sunlight.

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