1,7-DICHLOROOCTAMETHYLTETRASILOXANE

1,7-DICHLOROOCTAMETHYLTETRASILOXANE Basic information
Product Name:1,7-DICHLOROOCTAMETHYLTETRASILOXANE
Synonyms:1,7-DICHLOROOCTAMETHYLTETRASILOXANE;1,7-dichloro-1,1,3,3,5,5,7,7-octamethyl-tetrasiloxan;1,7-Dichloro-1,1,3,3,5,5,7,7-octamethyltetrasiloxane;1,7-dichloro-1,1,3,3,5,5,7,7-octamethyl-Tetrasiloxane;Tetrasiloxane, 1,7-dichloro-1,1,3,3,5,5,7,7-octamethyl-;1,3-dichlorooctamethyltetrasiloxane;1,7-Dichloro-1,1,3,3,5,5,7,7-octamethyl-2,4,6-trioxaheptasilane;1,7-Dichloro-1,1,3,3,5,5,7,7-octamethylheptanetetrasiloxane
CAS:2474-02-4
MF:C8H24Cl2O3Si4
MW:351.52
EINECS:219-597-6
Product Categories:Chemical Synthesis;Organometallic Reagents;Organometallic Reagents;Organosilicon;Siloxanes
Mol File:2474-02-4.mol
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.)
Fp 190 °F
form liquid
Specific Gravity1.011
color Colorless to Almost colorless
Hydrolytic Sensitivity8: reacts rapidly with moisture, water, protic solvents
BRN 1784800
EPA Substance Registry SystemTetrasiloxane, 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
10-21
TSCA Yes
HazardClass 8
PackingGroup II
HS Code 29319090
MSDS Information
ProviderLanguage
SigmaAldrich English
1,7-DICHLOROOCTAMETHYLTETRASILOXANE Usage And Synthesis
1,7-DICHLOROOCTAMETHYLTETRASILOXANE Preparation Products And Raw materials
CHLOROMETHYLMETHYLDIETHOXYSILANE 1,3-Bis(chloromethyl)-1,1,3,3-tetramethyldisiloxane CHLOROMETHYL(METHYL)DIMETHOXYSILANE 1,1,3,3,5,5-HEXAMETHYLTRISILOXANE Chlorodimethylsilane DICHLOROOCTAMETHYLTETRASILOXANE 1,1,3,3,5,5,7,7-OCTAMETHYLTETRASILOXANE 1,7-DICHLOROOCTAMETHYLTETRASILOXANE 1,7-DICHLOROOCTAMETHYLTETRASILOXANE 95%

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