Hexamethylcyclotrisiloxane cas no:541-05-9
Synonyms: 2,2,4,4,6,6-Hexamethyl-1,3,5,2,4,6-trioxatrisilinane; CH7260; Cyclotrisiloxane, hexamethyl-; cyclotrisiloxane,hexamethyl-; Dimethylsiloxane cyclic trimer; hexamethylcyclortrisiloxane; hexamethyl-cyclotrisiloxan; HEXAMETHYLCYCLOHEXASILOXANE
NameHexamethylcyclotrisiloxane
CAS541-05-9
Synonyms2,2,4,4,6,6-Hexamethyl-1,3,5,2,4,6-trioxatrisilinane; CH7260; Cyclotrisiloxane, hexamethyl-; cyclotrisiloxane,hexamethyl-; Dimethylsiloxane cyclic trimer; hexamethylcyclortrisiloxane; hexamethyl-cyclotrisiloxan; HEXAMETHYLCYCLOHEXASILOXANE
EINECS(EC#)208-765-4
Molecular FormulaC6H18O3Si3
Molecular Weight222.46
Appearancecolourless to white crystalline powder
refractive index1.417
storage tempFlammables area
Sensitive Moisture Sensitive
Globally Harmonized System of Classification adn Labelling of Chemicals(GHS)
Hazardclass4.1
Hazard F:Flammable
Risk R11;R36/37/38
Safety Hazard Codes:F,Xi
Risk Statements:11-36/37/38
11:Highly Flammable
36/37/38:Irritating to eyes, respiratory system and skin
Safety Statements:26
26:In case of contact with eyes, rinse immediately with plenty
of water and seek medical advice
RIDADR:UN 1325 4.1/PG 2
WGK Germany:3
HazardClass:4.1
PackingGroup:II