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Tetrabutyl orthosilicate Structure

Tetrabutyl orthosilicate

Chemical Properties

Melting point -80 °C
Boiling point 275 °C (lit.)
Density  0.899 g/mL at 25 °C (lit.)
vapor density  >1 (vs air)
refractive index  n20/D 1.413(lit.)
Flash point 174 °F
storage temp.  Sealed in dry,Room Temperature
form  liquid
Specific Gravity 0.9
color  colorless
Water Solubility  reacts
Sensitive  Moisture Sensitive
Hydrolytic Sensitivity 7: reacts slowly with moisture/water
BRN  1709274
CAS DataBase Reference 4766-57-8(CAS DataBase Reference)
FDA UNII JXZ9KZ2G2R
NIST Chemistry Reference Tetrabutyl silicate(4766-57-8)
EPA Substance Registry System Silicic acid (H4SiO4), tetrabutyl ester (4766-57-8)

Safety

Symbol(GHS)
Signal wordWarning
Hazard statements H315-H319-H335
Precautionary statements P261-P305+P351+P338-P264-P280a-P321-P332+P313-P337+P313
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-36/37/39-37/39
RIDADR  UN2924
WGK Germany  3
10-21
TSCA  Yes
HazardClass  8
PackingGroup  III
HS Code  29209090
NFPA 704:
2
2 0

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Tetrabutyl orthosilicate Chemical Properties,Usage,Production

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