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626-67-5

Name N-Methylpiperidine
CAS 626-67-5
EINECS(EC#) 210-959-9
Molecular Formula C6H13N
MDL Number MFCD00006491
Molecular Weight 99.17
MOL File 626-67-5.mol

Chemical Properties

Appearance CLEAR COLOURLESS LIQUID
Melting point  -50 °C
Boiling point  106-107 °C (lit.)
density  0.817 g/mL at 20 °C(lit.)
vapor pressure  35.7hPa at 20℃
refractive index  n20/D 1.438
Fp  38 °F
storage temp.  −20°C
solubility  Chloroform (Sparingly), Methanol (Slightly)
form  Liquid
pka 10.08(at 25℃)
color  Clear colorless
PH 12 (100g/l, H2O, 20℃)
explosive limit 1.1-9.9%(V)
Water Solubility  miscible
BRN  1073
Dielectric constant 2.5899999999999999
LogP 1.15 at 25℃
CAS DataBase Reference 626-67-5(CAS DataBase Reference)
NIST Chemistry Reference Piperidine, 1-methyl-(626-67-5)
EPA Substance Registry System 626-67-5(EPA Substance)

Safety Data

Hazard Codes  C,F,T
Risk Statements 
R11:Highly Flammable.
R34:Causes burns.
R20/22:Harmful by inhalation and if swallowed .
R39/23/24/25:Toxic: danger of very serious irreversible effects through inhalation, in contact with skin and if swallowed .
R23/24/25:Toxic by inhalation, in contact with skin and if swallowed .
R67:Vapors may cause drowsiness and dizziness.
R22:Harmful if swallowed.
R10:Flammable.
Safety Statements 
S7:Keep container tightly closed .
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 .
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) .
S9:Keep container in a well-ventilated place .
S33:Take precautionary measures against static discharges .
RIDADR  UN 3286 3/PG 2
WGK Germany  3
RTECS  TN1225000
3-10
TSCA  Yes
HazardClass  3
PackingGroup  II
HS Code  29333999
Safety Profile
Poison by intraperitoneal and subcutaneous routes. A very dangerous fire hazard when exposed to heat or flame. When heated to decomposition it emits toxic fumes of NOx.
Toxicity
LD50 intraperitoneal in mouse: 400mg/kg

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