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Tetrapropoxysilane Structure

Tetrapropoxysilane

Chemical Properties

Melting point <-80°C
Boiling point 225 °C
Density  0.91
vapor density  >1 (vs air)
vapor pressure  0.26Pa at 25℃
refractive index  1.40
Flash point 104 °C
storage temp.  Inert atmosphere,Room Temperature
form  clear liquid
Specific Gravity 0.916
color  Colorless to Almost colorless
Water Solubility  78mg/L at 20℃
Sensitive  Moisture Sensitive
Hydrolytic Sensitivity 7: reacts slowly with moisture/water
BRN  1706115
InChI 1S/C12H28O4Si/c1-5-9-13-17(14-10-6-2,15-11-7-3)16-12-8-4/h5-12H2,1-4H3
InChIKey ZQZCOBSUOFHDEE-UHFFFAOYSA-N
SMILES CCCO[Si](OCCC)(OCCC)OCCC
LogP 3.4 at 20℃
CAS DataBase Reference 682-01-9(CAS DataBase Reference)
NIST Chemistry Reference Tetrapropyl silicate(682-01-9)
EPA Substance Registry System Silicic acid (H4SiO4), tetrapropyl ester (682-01-9)

Safety Information

Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-36-37/39
RIDADR  1993
WGK Germany  3
F  10-21
TSCA  TSCA listed
HazardClass  8
PackingGroup  III
HS Code  2920900090
Storage Class 10 - Combustible liquids
Hazard Classifications Eye Irrit. 2
Skin Irrit. 2
STOT SE 3

MSDS

Usage And Synthesis

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