2,4-Dihydroxypyridine

Chemical Properties

Melting point
272-276 °C (lit.)

Boiling point
208.19°C (rough estimate)

Density 
1.3113 (rough estimate)

refractive index 
1.4260 (estimate)

storage temp. 
Inert atmosphere,Room Temperature

solubility 
DMSO, Methanol

form 
powder

pka
pK1:1.37(+1);pK2:6.45(0);pK3:13(+1) (20°C)

color 
light yellow

Water Solubility 
6.211g/L(20 ºC)

BRN 
108533

InChI
InChI=1S/C5H5NO2/c7-4-1-2-6-5(8)3-4/h1-3H,(H2,6,7,8)

InChIKey
ZEZJPIDPVXJEME-UHFFFAOYSA-N

SMILES
C1(=O)NC=CC(O)=C1

CAS DataBase Reference
626-03-9(CAS DataBase Reference)