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Isonicotinic acid Structure

Isonicotinic acid

Chemical Properties

Melting point ≥300 °C (lit.)
Boiling point 260 °C (15 mmHg)
Density  1,47g/cm
refractive index  1.5423 (estimate)
Flash point 260°C/15mm
storage temp.  no restrictions.
solubility  6g/l
pka 4.96(at 25℃)
form  powder
color  yellow to tan
PH 3-4 (6g/l, H2O, 20℃)(saturated solution)
Water Solubility  5.2 g/L (20 ºC)
Merck  14,5187
BRN  109599
InChIKey TWBYWOBDOCUKOW-UHFFFAOYSA-N
CAS DataBase Reference 55-22-1(CAS DataBase Reference)
EWG's Food Scores 1
FDA UNII Y8SYN761TQ
NIST Chemistry Reference Isonicotinic acid(55-22-1)
EPA Substance Registry System Isonicotinic acid (55-22-1)

Safety

Symbol(GHS)
Signal wordWarning
Hazard statements H319
Precautionary statements P264-P280-P305+P351+P338-P337+P313
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-36
WGK Germany  2
RTECS  NS1103000
TSCA  Yes
HS Code  29333999
Toxicity LD50 orally in Rabbit: 5000 mg/kg
NFPA 704:
1
2 0

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