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)
NIST Chemistry Reference :Tetrabutyl silicate(4766-57-8)
EPA Substance Registry System :Silicic acid (H4SiO4), tetrabutyl ester (4766-57-8)

Symbol(GHS):
Signal word:	Warning
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362 H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:	P261 Avoid breathing dust/fume/gas/mist/vapours/spray. P264 Wash hands thoroughly after handling. P264 Wash skin thouroughly after handling. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P321 Specific treatment (see … on this label). P332+P313 IF SKIN irritation occurs: Get medical advice/attention. P337+P313 IF eye irritation persists: Get medical advice/attention.