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Substance Name: 2-Hydroxypyridine
RN: 142-08-5
UNII: 6770O3A2I5
InChIKey: UBQKCCHYAOITMY-UHFFFAOYSA-N

Note

  • Cpd is keto-enol tautomer.

Classification Code

  • Drug / Therapeutic Agent

Molecular Formula

  • C5-H5-N-O

Molecular Weight

  • 95.1005
 
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Names and Synonyms

Name of Substance

  • 2-Hydroxypyridine

Synonyms

  • 2-Hydroxypyridine
  • 2-Oxopyridine
  • 2-Pyridinol
  • 2-Pyridinone
  • 2-Pyridone
  • AI3-19236
  • alpha-Pyridone
  • EINECS 205-520-3
  • NSC 172522
  • Pyridone-2
  • Pyridone-2 [French]
  • UNII-6770O3A2I5

Systematic Names

  • 2(1H)-Pyridinone
  • 2(1H)-Pyridone
  • 2(lH)-Pyridinone
  • 2-Pyridone

Registry Numbers

CAS Registry Number

  • 142-08-5

FDA UNII

  • 6770O3A2I5

Other Registry Numbers

  • 109-10-4
  • 168275-26-1
  • 77846-86-7

System Generated Number

  • 0000142085

Structure Descriptors

InChI

1S/C5H5NO/c7-5-3-1-2-4-6-5/h1-4H,(H,6,7)

InChIKey

UBQKCCHYAOITMY-UHFFFAOYSA-N

Smiles

c1(ccccn1)O

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 intraperitoneal 410mg/kg (410mg/kg)   Toxicon. Vol. 23, Pg. 815, 1985.
mouse LD50 intravenous 750mg/kg (750mg/kg)   Archives Internationales de Pharmacodynamie et de Therapie. Vol. 93, Pg. 143, 1953.

Physical Properties

Physical Property Value Units Temp (deg C) Source
Melting Point 107.8 deg C   EXP
Boiling Point 280 deg C   EXP
pKa Dissociation Constant 11.62 (none) 20 EXP
log P (octanol-water) 1.070 (none)   EST
Water Solubility 1.00E+06 mg/L 20 EXP
Vapor Pressure 0.552 mm Hg 25 EST
Henry's Law Constant 7.34E-10 atm-m3/mole 25 EST
Atmospheric OH Rate Constant 6.46E-12 cm3/molecule-sec 25 EST

Physical property data is provided to ChemIDplus by SRC, Inc.