Pyridine-2,4-dicarboxylic acid

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CAS NO.: 499-80-9 Catalog: PRD2063
Formula: C7H5NO4 Purity: 98.00% +
Molecular Weight: 167.12 Pubchem CID: 10365
InChI Key: MJIVRKPEXXHNJT-UHFFFAOYSA-N
Canonical SMILES: C1=CN=C(C=C1C(=O)O)C(=O)O
Storage: Store in a cool, dry and well-ventilated area away from incompatible substances.
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Properties Information

Melting point:
243-246 °C
Boiling point:
295.67°C (rough estimate)
Density 
1.5216 (rough estimate)
refractive index 
1.6280 (estimate)
storage temp. 
Store below +30°C.
solubility 
2.49g/l
pka
2.15(at 25?)
form 
Crystalline Powder
color 
White to almost white
Water Solubility 
Soluble in water at 20°C 4.5 g/L.
?max
258nm(MeOH aq.)(lit.)
BRN 
131631

Safety Information

Symbol(GHS) 

GHS07
Signal word 
Warning
Hazard statements 
H315-H319-H335
Precautionary statements 
P280a-P304+P340-P405-P501a-P261-P305+P351+P338
Hazard Codes 
Xi
Risk Statements 
36/37/38
Safety Statements 
24/25-26
WGK Germany 
3
TSCA 
Yes
HS Code 
29333999