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Triethylamine

Chemical Properties

Melting point -115 °C
Boiling point 90 °C
Density  0.728
vapor density  3.5 (vs air)
vapor pressure  51.75 mm Hg ( 20 °C)
FEMA  4246 | TRIETHYLAMINE
refractive index  n20/D 1.401(lit.)
Flash point 20 °F
storage temp.  Store below +30°C.
solubility  water: soluble112g/L at 20°C
pka 10.75(at 25℃)
form  Liquid
Specific Gravity 0.725 (20/4℃)
color  Clear
PH 12.7 (100g/l, H2O, 15℃)(IUCLID)
Relative polarity 1.8
Odor Strong ammonia-like odor
Odor Threshold 0.0054ppm
explosive limit 1.2-9.3%(V)
Water Solubility  133 g/L (20 ºC)
JECFA Number 1611
Merck  14,9666
BRN  1843166
Henry's Law Constant 1.79 at 25 °C (Christie and Crisp, 1967)
Exposure limits NIOSH REL: IDLH 200 ppm; OSHA PEL: TWA 25 ppm (100 mg/m3); ACGIH TLV: TWA 1 ppm, STEL 3 ppm (adopted).
Stability Stable. Extremely flammable. Readily forms explosive mixtures with air. Note low flash point. Incompatible with strong oxidizing agents, strong acids, ketones, aldehydes, halogenated hydrocarbons.
InChIKey ZMANZCXQSJIPKH-UHFFFAOYSA-N
CAS DataBase Reference 121-44-8(CAS DataBase Reference)
NIST Chemistry Reference Triethylamine(121-44-8)
EPA Substance Registry System Triethylamine (121-44-8)

Safety Information

Hazard Codes  F,C
Risk Statements  11-20/21/22-35
Safety Statements  3-16-26-29-36/37/39-45-61
RIDADR  UN 1296 3/PG 2
WGK Germany  1
RTECS  YE0175000
34
Autoignition Temperature 593 °F
Hazard Note  Highly Flammable/Corrosive
TSCA  Yes
HazardClass  3
PackingGroup  II
HS Code  29211910
Hazardous Substances Data 121-44-8(Hazardous Substances Data)
Toxicity LD50 orally in rats: 0.46 g/kg (Smyth)
IDLA 200 ppm

MSDS

Usage And Synthesis

Preparation Products And Raw materials

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