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N,N,N',N'-Tetramethylethylenediamine Structure

N,N,N',N'-Tetramethylethylenediamine

Chemical Properties

Melting point −55 °C(lit.)
Boiling point 120-122 °C(lit.)
Density  0.775 g/mL at 20 °C(lit.)
vapor density  4 (vs air)
vapor pressure  21 hPa (20 °C)
refractive index  n20/D 1.4179(lit.)
Flash point 50 °F
storage temp.  Store below +30°C.
solubility  H2O: 10 mg/mL at 20 °C, clear, colorless
form  Liquid
pka 10.40, 8.26(at 25℃)
Specific Gravity 0.777 (20/4℃)
color  Clear colorless to slightly yellow
PH 8.0-8.5 (0.1g/l, H2O, 20℃)
Odor Amine like
explosive limit 1-9%(V)
Water Solubility  miscible
Sensitive  Hygroscopic
Merck  14,9134
BRN  1732991
Stability Stable. Highly flammable. Incompatible with strong oxidizing agents, acids, acid chlorides, acid anhydrides, copper, mercury.
InChIKey DMQSHEKGGUOYJS-UHFFFAOYSA-N
LogP -0.13 at 20.2℃
Indirect Additives used in Food Contact Substances N,N,N',N'-TETRAMETHYLETHYLENEDIAMINE
CAS DataBase Reference 110-18-9(CAS DataBase Reference)
EWG's Food Scores 1
FDA UNII K90JUB7941
NIST Chemistry Reference 1,2-Ethanediamine, N,N,N',N'-tetramethyl-(110-18-9)
EPA Substance Registry System Tetramethylethylenediamine (110-18-9)

Safety

Symbol(GHS)
Signal wordDanger
Hazard statements H225-H301+H331-H314
Precautionary statements P210-P233-P280-P303+P361+P353-P304+P340+P310-P305+P351+P338
Hazard Codes  F,C,Xi
Risk Statements  11-20/22-34-20/21/22
Safety Statements  16-26-36/37/39-45
RIDADR  UN 2372 3/PG 2
WGK Germany  1
RTECS  KV7175000
3-8-10-34
Autoignition Temperature 145 °C
Hazard Note  Irritant
TSCA  Yes
HazardClass  3
PackingGroup  II
HS Code  29212900
Hazardous Substances Data 110-18-9(Hazardous Substances Data)
NFPA 704:
3
3 0

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