Octamethylcyclotetrasiloxane (D4)
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Octamethylcyclotetrasiloxane (D4), colorless, transparent or milky white liquid, flammable, no peculiar smell, is a product obtained from dimethyldichlorosilane through the hydrolysis and synthesis process through separation and rectification. the obtained compound. It is an important intermediate in the silicone industry. The main uses include the preparation of methyl silicone oil and other organosilicon polymers, the insulation and moisture-proof of radio parts, and the surface deactivator of gas chromatography glass capillary columns. [1]
Chinese name
Octamethylcyclotetrasiloxane
foreign name
Octamethyl cyclotetrasiloxane
CAS number
556-67-2
EINECS number
209-136-7
molecular formula
C8H24O4Si4
