540-97-6

Name DODECAMETHYLCYCLOHEXASILOXANE
CAS 540-97-6
EINECS(EC#) 208-762-8
Molecular Formula C12H36O6Si6
MDL Number MFCD00144215
Molecular Weight 444.92
MOL File 540-97-6.mol

Chemical Properties

Melting point  -3°C
Boiling point  245 °C
density  0,959 g/cm3
vapor pressure  4.7Pa at 25℃
refractive index  1.4015
Fp  >76°C
storage temp.  2-8°C
solubility  Chloroform (Sparingly), Ethyl Acetate (Slightly)
form  liquid
color  Colourless
Specific Gravity 0.9672
Odor at 100.00?%. odorless
Water Solubility  5.1μg/L at 23℃
Hydrolytic Sensitivity 1: no significant reaction with aqueous systems
Merck  3403
Henry's Law Constant 4.0×10-7 mol/(m3Pa) at 25℃, Xu and Kropscott (2012)
Stability: Hygroscopic
Cosmetics Ingredients Functions SOLVENT
HAIR CONDITIONING
SKIN CONDITIONING - EMOLLIENT
Cosmetic Ingredient Review (CIR) DODECAMETHYLCYCLOHEXASILOXANE (540-97-6)
InChI 1S/C12H36O6Si6/c1-19(2)13-20(3,4)15-22(7,8)17-24(11,12)18-23(9,10)16-21(5,6)14-19/h1-12H3
InChIKey IUMSDRXLFWAGNT-UHFFFAOYSA-N
SMILES C[Si]1(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O1
LogP 8.87 at 23.6℃
Uses
cyclohexasiloxane is a silicone-based emollient.
CAS DataBase Reference 540-97-6(CAS DataBase Reference)
EPA Substance Registry System Dodecamethylcyclohexasiloxane (540-97-6)

Safety Data

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H320
Precautionary statements  P264-P305+P351+P338+P337+P313
Risk Statements 
R36/37/38:Irritating to eyes, respiratory system and skin .
Safety Statements 
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
RIDADR  UN 1993C 3 / PGIII
WGK Germany  3
RTECS  GW2328550
TSCA  Yes
REACH Registrations Active
HS Code  29319090
Storage Class 10 - Combustible liquids
Hazard Classifications PBT
vPvB
Hazardous Substances Data 540-97-6(Hazardous Substances Data)

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