4766-57-8

Name Tetrabutyl orthosilicate
CAS 4766-57-8
EINECS(EC#) 225-305-8
Molecular Formula C16H36O4Si
MDL Number MFCD00009432
Molecular Weight 320.54
MOL File 4766-57-8.mol
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Chemical Properties

Appearance Colorless transparent liquid
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.)
Fp  174 °F
storage temp.  Sealed in dry,Room Temperature
form  liquid
color  colorless
Specific Gravity 0.9
Water Solubility  reacts
Hydrolytic Sensitivity 7: reacts slowly with moisture/water
Sensitive  Moisture Sensitive
BRN  1709274
InChI 1S/C16H36O4Si/c1-5-9-13-17-21(18-14-10-6-2,19-15-11-7-3)20-16-12-8-4/h5-16H2,1-4H3
InChIKey UQMOLLPKNHFRAC-UHFFFAOYSA-N
SMILES CCCCO[Si](OCCCC)(OCCCC)OCCCC
CAS DataBase Reference 4766-57-8(CAS DataBase Reference)
NIST Chemistry Reference Tetrabutyl silicate(4766-57-8)
EPA Substance Registry System 4766-57-8(EPA Substance)
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Safety Data

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H315-H319-H335
Precautionary statements  P261-P305+P351+P338-P264-P280a-P321-P332+P313-P337+P313
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 .
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
S37/39:Wear suitable gloves and eye/face protection .
RIDADR  UN2924
WGK Germany  3
F  10-21
TSCA  Yes
HazardClass  8
PackingGroup  III
HS Code  29209090
Storage Class 10 - Combustible liquids

Hazard Information

Material Safety Data Sheet(MSDS)

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