hexamethylcyclotrisiloxane

Modify Date: 2024-01-03 12:41:05

hexamethylcyclotrisiloxane Structure
hexamethylcyclotrisiloxane structure
Common Name hexamethylcyclotrisiloxane
CAS Number 541-05-9 Molecular Weight 222.462
Density 0.9±0.1 g/cm3 Boiling Point 131.0±8.0 °C at 760 mmHg
Molecular Formula C6H18O3Si3 Melting Point 50-64 °C(lit.)
MSDS Chinese USA Flash Point 26.4±18.8 °C
Symbol GHS02
GHS02
Signal Word Danger

 Names

Name Hexamethylcyclotrisiloxane
Synonym More Synonyms

 Chemical & Physical Properties

Density 0.9±0.1 g/cm3
Boiling Point 131.0±8.0 °C at 760 mmHg
Melting Point 50-64 °C(lit.)
Molecular Formula C6H18O3Si3
Molecular Weight 222.462
Flash Point 26.4±18.8 °C
Exact Mass 222.056366
PSA 27.69000
LogP 2.15520
Vapour density 1 (vs air)
Vapour Pressure 11.6±0.2 mmHg at 25°C
Index of Refraction 1.418
Storage condition Flammables area
Stability Stable, but moisture sensitive. Incompatible with strong oxidizing agents. Highly flammable.
Water Solubility may decompose

 Safety Information

Symbol GHS02
GHS02
Signal Word Danger
Hazard Statements H228
Precautionary Statements P210
Hazard Codes F:Flammable
Risk Phrases R11;R36/37/38
Safety Phrases S26
RIDADR UN 1325 4.1/PG 2
WGK Germany 3
Packaging Group II
Hazard Class 4.1
HS Code 2931900001

 Synthetic Route

 Customs

HS Code 2931900001
Summary 2931900001 2,2,4,4,6,6,8,8,10,10-decamethyl-1,3,5,7,9,2,4,6,8,10-pentaoxapentasilecane。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。Lowest tariff:6.5%。General tariff:30.0%

 Articles2

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 Synonyms

hexamethylcyclortrisiloxane
HEXAMETHYLCYCLOHEXASILOXANE
EINECS 208-765-4
SDK 10
2,2,4,4,6,6-Hexamethyl-1,3,5,2,4,6-trioxatrisilinane
hexamethylcyclotrisiloxane
LS 8120
cyclohexamethyltrisiloxane
Cyclotrisiloxane, 2,2,4,4,6,6-hexamethyl-
hexamethyl-cyclotrisiloxane
hexamethyl-cyclotrisiloxan
MFCD00005943
1,1,3,3,5,5-hexamethylcyclotrisiloxane
CYCLOTRISILOXANE
hexamethyltrisiloxane
Hexamethylcyclotrisi
cyclotrisiloxane,hexamethyl
CH7260
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