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122-51-0

Name Triethyl orthoformate
CAS 122-51-0
EINECS(EC#) 204-550-4
Molecular Formula C7H16O3
MDL Number MFCD00009230
Molecular Weight 148.2
MOL File 122-51-0.mol

Chemical Properties

Appearance Colorless liquid; pungent odor. Highly flammable. Slightly soluble in water; soluble in alcohol, ether; decomposes in water.
Melting point  -76 °C (lit.)
Boiling point  146 °C (lit.)
density  0.891 g/mL at 25 °C(lit.)
vapor density  5.11 (vs air)
vapor pressure  2.9 mm Hg ( 20 °C)
refractive index  n20/D 1.391(lit.)
Fp  86 °F
storage temp.  Flammables area
form  Liquid
color  Clear colorless
Water Solubility  1.35 g/L
Sensitive  Moisture Sensitive
Merck  14,6884
BRN  605384
InChIKey GKASDNZWUGIAMG-UHFFFAOYSA-N
LogP 1.2 at 20℃
CAS DataBase Reference 122-51-0(CAS DataBase Reference)
NIST Chemistry Reference Ethyl orthoformate(122-51-0)
EPA Substance Registry System Ethyl orthoformate (122-51-0)

Safety Data

Hazard Codes  Xi
Risk Statements 
R10:Flammable.
R36:Irritating to the eyes.
R36/38:Irritating to eyes and skin .
Safety Statements 
S16:Keep away from sources of ignition-No smoking .
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S37/39:Wear suitable gloves and eye/face protection .
S36:Wear suitable protective clothing .
RIDADR  UN 2524 3/PG 3
WGK Germany  1
RTECS  RM6475000
21
TSCA  Yes
HazardClass  3
PackingGroup  III
HS Code  29159080
Safety Profile
Moderately toxic by ingestion. Mddly toxic by inhalation, skin contact, and subcutaneous routes. A skin and eye irritant. A very dangerous fire hazard when exposed to heat or flame; can react vigorously with oxidzing materials. To fight fire, use foam, CO2, dry chemical. When heated to decomposition it emits acrid smoke and irritating fumes. See also ESTERS.
Toxicity
LD50 orally in rats: 7.06 g/kg (Smyth)

Raw materials And Preparation Products

Hazard Information

Material Safety Data Sheet(MSDS)

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