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2-Aminopyridine Structure

2-Aminopyridine

Chemical Properties

Melting point 59 °C
Boiling point 204-210 °C(lit.)
Density  1.0308 (estimate)
vapor pressure  5 hPa (125 °C)
refractive index  1.5560 (estimate)
Flash point 198 °F
storage temp.  Store below +30°C.
solubility  890g/l
form  Crystalline Powder, Crystals or Flakes
pka 6.82(at 20℃)
color  Cream to light yellow-beige
Odor Characteristic odour
Water Solubility  Slightly soluble. 1-5 g/100 mL at 19 ºC
Sensitive  Hygroscopic
Merck  14,473
BRN  105785
Exposure limits NIOSH REL: TWA 0.5 ppm (2 mg/m3), IDLH 5 ppm; OSHA PEL: 0.5 ppm; ACGIH TLV: TWA 0.5 ppm.
LogP 0.53
CAS DataBase Reference 504-29-0(CAS DataBase Reference)
NIST Chemistry Reference 2-Pyridinamine(504-29-0)
EPA Substance Registry System 2-Aminopyridine (504-29-0)

Safety Information

Hazard Codes  T,Xi
Risk Statements  21-25-36/37/38-23/24/25
Safety Statements  26-36/37/39-45-38-28B
RIDADR  UN 2671 6.1/PG 2
WGK Germany  3
RTECS  US1575000
8-21
Autoignition Temperature >630 °C
Hazard Note  Toxic/Irritant
TSCA  Yes
HazardClass  6.1
PackingGroup  II
HS Code  29333999
Hazardous Substances Data 504-29-0(Hazardous Substances Data)
Toxicity LD50 orally in Rabbit: 200 mg/kg
IDLA 5 ppm

MSDS

Usage And Synthesis

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