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4-Hydroxypyridine

4-Hydroxypyridine / CAS : 626-64-2

Appearance Beige to light brown powder or chunks UN 0.0
HS 29333990 DG Class 0.0
Synonyms 4-Hydroxypyridone; 1H-Pyridin-4-Ol; 4-Pyridinol; 4-Hydroxypyride; 4-Oxypyridine; Pyridin-4-Ol; P-Hydroxy Pyridine; 4-Hydroxy-Pyridine; Hydroxypyridinoxid; 4Hydroxypridine
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Properties

Summary

Formula
C5H5NO
Molecular Mass
95.09930
Exact Mass
95.03710
PSA
33.12000
Logp
0.78720
IUPAC
1H-pyridin-4-one
SMILES
C1=CNC=CC1=O

Attribute classification

Matter Classification
organic
Category
API & Intermediate > Pharmaceutical Intermediates

Chemical and Physical Properties

Melting Point
150-151 °C
Density
1.111 g/cm3
Boiling Point
230-235 °C12 mm Hg
Flash Point
221 °C
Appearance
Beige to light brown powder or chunks
Acidity and Basicity
alkalinity

Export information

HS Code
29333990
Export Rebate
13%
UN No.
0.0
DG-Class
0.0
Risk Code
R36/37/38-41-37/38-22
Safety Label
Xi,Xn

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