CAS No.:	110-86-1
Formula:	C5h5n
EINECS:	203-809-9
Type:	Synthesis Material Intermediates
Appearance:	Liquid
Quality:	Industrial

Pyridine Basic information
Product Name:	Pyridine
CAS:	110-86-1
MF:	C5H5N
MW:	79.1
EINECS:	203-809-9
Mol File:	110-86-1.mol
Pyridine Chemical Properties
Melting point	-42 °C (lit.)
Boiling point	115 °C (lit.)
density	0.978 g/mL at 25 °C (lit.)
vapor density	2.72 (vs air)
vapor pressure	23.8 mm Hg ( 25 °C)
refractive index	n20/D 1.509(lit.)
FEMA	2966 \| PYRIDINE
Fp	68 °F
storage temp.	Store at +5°C to +30°C.
solubility	H2O: in accordance
pka	5.25(at 25ºC)
form	Liquid
color	colorless
PH	8.81 (H2O, 20ºC)
Odor	Nauseating odor detectable at 0.23 to 1.9 ppm (mean = 0.66 ppm)
Relative polarity	0.302
Odor Threshold	0.063ppm
explosive limit	12.40%
Water Solubility	Miscible
FreezingPoint	-42ºC
λmax	λ: 305 nm Amax: 1.00
λ: 315 nm Amax: 0.15
λ: 335 nm Amax: 0.02
λ: 350-400 nm Amax: 0.01
Merck	147,970
BRN	103233
Henry's Law Constant	18.4 at 30 °C (headspace-GC, Chaintreau et al., 1995)
Stability:	Stable. Flammable. Incompatible with strong oxidizing agents, strong acids.
InChIKey	JUJWROOIHBZHMG-UHFFFAOYSA-N
CAS DataBase Reference	110-86-1(CAS DataBase Reference)
NIST Chemistry Reference	Pyridine(110-86-1)
IARC	2B (Vol. 77, 119) 2019
EPA Substance Registry System	Pyridine (110-86-1)

Grade Standard	Agriculture Grade, Industrial Grade
Purity	99%MIN
Appearance	liquid
Application	Raw materials for herbicides, insecticides, medicines, rubber auxiliaries, textile auxiliaries

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