2-Hydroxynicotinic acid Structure

2-Hydroxynicotinic acid

Chemical Properties

Melting point 258-261 °C(lit.)
Boiling point 255.04°C (rough estimate)
Density  1.4429 (rough estimate)
refractive index  1.5423 (estimate)
storage temp.  Inert atmosphere,Room Temperature
solubility  0.1 M NaOH: 0.1 g/mL, clear
pka 2.40±0.20(Predicted)
form  Powder
color  White to light yellow
BRN  119028
InChI InChI=1S/C6H5NO3/c8-5-4(6(9)10)2-1-3-7-5/h1-3H,(H,7,8)(H,9,10)
InChIKey UEYQJQVBUVAELZ-UHFFFAOYSA-N
SMILES C1(=O)NC=CC=C1C(O)=O
CAS DataBase Reference 609-71-2(CAS DataBase Reference)
FDA UNII TMQ68Q9BA3
UNSPSC Code 12352100
NACRES NA.22

Safety

Symbol(GHS) GHS hazard pictograms
Signal wordWarning
Hazard statements H315-H319-H335
Precautionary statements P261-P280a-P304+P340-P305+P351+P338-P405-P501a
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-36-37/39
WGK Germany  3
HazardClass  IRRITANT
HS Code  29333990
Storage Class 11 - Combustible Solids
NFPA 704:
0
2 0

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