18547-93-8

Name 1,3-Bis(3-methacryloxypropyl)tetramethyldisiloxane
CAS 18547-93-8
EINECS(EC#) 242-419-3
Molecular Formula C18H34O5Si2
MDL Number MFCD00241464
Molecular Weight 386.63
MOL File 18547-93-8.mol
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Chemical Properties

Melting point  <0°C
Boiling point  127°C 3mm
density  0.966 g/mL at 20 °C(lit.)
vapor pressure  0.005Pa at 25℃
refractive index  n20/D 1.45
Fp  >110°C
storage temp.  below 5° C
Specific Gravity 0.96
Water Solubility  1.5μg/L at 20℃
Hydrolytic Sensitivity 3: reacts with aqueous base
InChI InChI=1S/C18H34O5Si2/c1-15(2)17(19)21-11-9-13-24(5,6)23-25(7,8)14-10-12-22-18(20)16(3)4/h1,3,9-14H2,2,4-8H3
InChIKey ZIFLDVXQTMSDJE-UHFFFAOYSA-N
SMILES [Si](CCCOC(=O)C(C)=C)(C)(C)O[Si](CCCOC(=O)C(C)=C)(C)C
LogP 8.1 at 20℃
CAS DataBase Reference 18547-93-8(CAS DataBase Reference)
EPA Substance Registry System 1,3-Bis(3-methacryloyloxypropyl)tetramethyldisiloxane (18547-93-8)

Safety Data

Symbol(GHS)  Environment (GHS09)
GHS09
Signal word  Warning
Hazard statements  H410
Precautionary statements  P273-P391-P501
Hazard Codes  Xi
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:Wear suitable protective clothing .
WGK Germany  3
TSCA  Yes
REACH Registrations Active

Hazard Information

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