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140-31-8

Name N-Aminoethylpiperazine
CAS 140-31-8
EINECS(EC#) 205-411-0
Molecular Formula C6H15N3
MDL Number MFCD00005971
Molecular Weight 129.2
MOL File 140-31-8.mol

Chemical Properties

Definition An amine combining a primary, secondary, and ter- tiary amine in one molecule.
Appearance N-Aminoethypiperazine is a combustible and corrosive aliphatic amine It is a colorless to light yellow liquid
Melting point  -19 °C
Boiling point  218-222 °C(lit.)
density  0.985 g/mL at 25 °C(lit.)
vapor density  4.4 (vs air)
vapor pressure  0.05 mm Hg ( 20 °C)
refractive index  n20/D 1.500
Fp  200 °F
storage temp.  Store below +30°C.
solubility  >1000g/l
form  Liquid
pka 10.11±0.10(Predicted)
color  Clear colorless to slightly yellow
PH 12 (100g/l, H2O, 20℃)
Stability: Stable. Flammable. Incompatible with acids, acid anhydrides, acid chlorides, strong oxidizing agents, chloroformates.
explosive limit 2.1-10.5%(V)
Water Solubility  soluble
Sensitive  Air Sensitive
BRN  104363
CAS DataBase Reference 140-31-8(CAS DataBase Reference)
NIST Chemistry Reference N-(2-Aminoethyl)piperazine(140-31-8)
EPA Substance Registry System 1-Piperazineethanamine (140-31-8)

Safety Data

Hazard Codes  C
Risk Statements 
R21/22:Harmful in contact with skin and if swallowed .
R34:Causes burns.
R43:May cause sensitization by skin contact.
R52/53:Harmful to aquatic organisms, may cause long-term adverse effects in the aquatic environment .
Safety Statements 
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
S45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible) .
S61:Avoid release to the environment. Refer to special instructions safety data sheet .
RIDADR  UN 2815 8/PG 3
WGK Germany  2
RTECS  TK8050000
Autoignition Temperature 315 °C
TSCA  Yes
HazardClass  8
PackingGroup  III
HS Code  29335995
Safety Profile
Poison by intraperitoneal route. Moderately toxic by ingestion and skin contact. Experimental reproductive effects. A skin and eye irritant. Mutation data reported. See also AMINES. Moderately flammable when exposed to heat, flame, sparks, or powerful oxidlzers. To fight fire, use alcohol foam. When heated to decomposition it emits toxic fumes of NOx,.
Hazardous Substances Data 140-31-8(Hazardous Substances Data)
Toxicity
LD50 orally in Rabbit: 1470 mg/kg

Hazard Information

Material Safety Data Sheet(MSDS)

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