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Substance Name: 2-Aminopyridine
RN: 504-29-0
UNII: WSX981HEWU
InChIKey: ICSNLGPSRYBMBD-UHFFFAOYSA-N

Molecular Formula

  • C5-H6-N2

Molecular Weight

  • 94.1164
 

Classification Codes

Classification Codes

  • Coloring Agents
  • Fluorescent Dyes
  • Human Data
  • Indicators and Reagents
  • Luminescent Agents

Superlist Classification Codes

  • TWA (0.5 ppm)
  • TWA 0.5 ppm (2 mg/m3)

Names and Synonyms

Name of Substance

  • 2-Aminopyridine
  • alpha-Aminopyridine

Synonyms

  • 1,2-Dihydro-2-iminopyridine
  • 2-Aminopryidine
  • 2-Aminopyridine
  • 2-Pyridinamine
  • 2-Pyridylamine
  • AI3-15287
  • alpha-Aminopyridine
  • alpha-Pyridinamine
  • alpha-Pyridylamine
  • Amino-2 pyridine
  • CCRIS 4747
  • EC 207-988-4
  • EINECS 207-988-4
  • HSDB 2068
  • NSC 431
  • o-Aminopyridine
  • UNII-WSX981HEWU

Systematic Names

  • 2-Aminopyridine
  • 2-Pyridinamine
  • 2-Pyridylamine
  • Pyridine, 2-amino-

Superlist Names

  • 2-Aminopyridine
  • 2-Pyridinamine
  • o-Aminopyridine [UN2671] [Poison]
  • UN2671

Registry Numbers

CAS Registry Number

  • 504-29-0

FDA UNII

  • WSX981HEWU

Other Registry Numbers

  • 102769-74-4
  • 29212-31-5
  • 45505-67-7

Related Registry Numbers

  • 32654-45-8 (hydrochloride)
  • 32654-45-8 (unspecified hydrochloride)

System Generated Number

  • 0000504290

Structure Descriptors

InChI

1S/C5H6N2/c6-5-3-1-2-4-7-5/h1-4H,(H2,6,7)

InChIKey

ICSNLGPSRYBMBD-UHFFFAOYSA-N

Smiles

c1(ccccn1)N

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
bird - wild LD50 oral 31600ug/kg (31.6mg/kg)   Archives of Environmental Contamination and Toxicology. Vol. 12, Pg. 355, 1983.
guinea pig LD50 skin 500mg/kg (500mg/kg)   "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986Vol. -, Pg. 838, 1986.
human TCLo inhalation 5ppm/5H (5ppm) BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)

BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD

BEHAVIORAL: ANTIPSYCHOTIC
Industrial Medicine and Surgery. Vol. 19, Pg. 317, 1950.
mouse LD50 intracrebral 4mg/kg (4mg/kg) BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD Australian Journal of Experimental Biology and Medical Science. Vol. 36, Pg. 365, 1958.
mouse LD50 intraperitoneal 25mg/kg (25mg/kg)   United States Patent Document. Vol. #3816470,
mouse LD50 intravenous 23mg/kg (23mg/kg) BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD Annales Pharmaceutiques Francaises. Vol. 26, Pg. 345, 1968.
mouse LD50 oral 145mg/kg (145mg/kg)   Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 57(9-10), Pg. 64, 1992.
mouse LD50 subcutaneous 70mg/kg (70mg/kg)   Naunyn-Schmiedeberg's Archiv fuer Experimentelle Pathologie und Pharmakologie. Vol. 226, Pg. 163, 1955.
quail LD50 oral 133mg/kg (133mg/kg)   Archives of Environmental Contamination and Toxicology. Vol. 12, Pg. 355, 1983.
rat LD50 intraperitoneal 48mg/kg (48mg/kg)   Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 57(9-10), Pg. 64, 1992.
rat LD50 intravenous 29mg/kg (29mg/kg)   Naunyn-Schmiedeberg's Archiv fuer Experimentelle Pathologie und Pharmakologie. Vol. 211, Pg. 367, 1950.
rat LD50 oral 200mg/kg (200mg/kg)   "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986Vol. -, Pg. 838, 1986.

Physical Properties

Physical Property Value Units Temp (deg C) Source
Melting Point 57.5 deg C   EXP
Boiling Point 210.6 deg C   EXP
pKa Dissociation Constant 6.86 (none) 20 EXP
log P (octanol-water) 0.48 (none)   EXP
Water Solubility 8.90E+05 mg/L 21 EXP
Vapor Pressure 0.096 mm Hg 25 EST
Henry's Law Constant 2.49E-09 atm-m3/mole 25 EST
Atmospheric OH Rate Constant 2.04E-11 cm3/molecule-sec 25 EST

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