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1,7-Dichlorooctamethyltetrasiloxane Structure

1,7-Dichlorooctamethyltetrasiloxane

Chemical Properties

Melting point −62 °C(lit.)
Boiling point 222 °C(lit.)
Density  1.011 g/mL at 25 °C(lit.)
refractive index  n20/D 1.405(lit.)
Flash point 190 °F
form  liquid
Specific Gravity 1.011
color  Colorless to Almost colorless
Hydrolytic Sensitivity 8: reacts rapidly with moisture, water, protic solvents
BRN  1784800
InChI 1S/C8H24Cl2O3Si4/c1-14(2,9)11-16(5,6)13-17(7,8)12-15(3,4)10/h1-8H3
InChIKey UHRAUGIQJXURFE-UHFFFAOYSA-N
SMILES C[Si](C)(Cl)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)Cl
EPA Substance Registry System Tetrasiloxane, 1,7-dichloro-1,1,3,3,5,5,7,7-octamethyl- (2474-02-4)

Safety Information

Hazard Codes  C
Risk Statements  34
Safety Statements  26-36/37/39-45
RIDADR  UN 2987 8/PG 2
WGK Germany  3
F  10-21
TSCA  TSCA listed
HazardClass  8
PackingGroup  II
HS Code  29319090
Storage Class 8A - Combustible corrosive hazardous materials
Hazard Classifications Skin Corr. 1B

MSDS

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