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452-58-4

Name 2,3-Diaminopyridine
CAS 452-58-4
EINECS(EC#) 207-200-9
Molecular Formula C5H7N3
MDL Number MFCD00006319
Molecular Weight 109.13
MOL File 452-58-4.mol
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Chemical Properties

Appearance Brown powder
Melting point  110-115 °C (lit.)
Boiling point  195°C 55mm
density  1.1118 (rough estimate)
refractive index  1.5340 (estimate)
Fp  205 °C
storage temp.  Refrigerator (+4°C)
solubility  H2O: soluble50mg/mL, opaque (brown to very dark brown)
form  Solid
pka 6.78±0.36(Predicted)
color  Very Dark Brown
Water Solubility  100 g/L (20 ºC)
Sensitive  Air Sensitive
Detection Methods HPLC，NMR
BRN  109869
InChIKey ZZYXNRREDYWPLN-UHFFFAOYSA-N
CAS DataBase Reference 452-58-4(CAS DataBase Reference)
NIST Chemistry Reference 2,3-Pyridinediamine(452-58-4)

Safety Data

Hazard Codes  Xn,Xi,T
Risk Statements 
R22:Harmful if swallowed.
R36/37/38:Irritating to eyes, respiratory system and skin .
R25:Toxic if swallowed.
Safety Statements 
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36/37:Wear suitable protective clothing and gloves .
S45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible) .
S37/39:Wear suitable gloves and eye/face protection .
S36:Wear suitable protective clothing .
RIDADR  UN 2811
WGK Germany  3
RTECS  US7548000
F  9
Hazard Note  Irritant
HazardClass  6.1
PackingGroup  II
HS Code  29333999

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