Melting point :<-80°C
Boiling point :94 °C5 mm Hg(lit.)
Density :0.916 g/mL at 25 °C(lit.)
vapor density :>1 (vs air)
vapor pressure :0.26Pa at 25℃
refractive index :n20/D 1.4(lit.)
Flash point :203 °F
storage temp. :Inert atmosphere,Room Temperature
form :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
InChIKey :ZQZCOBSUOFHDEE-UHFFFAOYSA-N
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)

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. P271 Use only outdoors or in a well-ventilated area. P280 Wear protective gloves/protective clothing/eye protection/face protection. P302+P352 IF ON SKIN: wash with plenty of soap and water. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.