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4-Picoline-N-oxide

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4-Picoline-N-oxide Basic information

Product Name:
4-Picoline-N-oxide
Synonyms:
  • GAMMA-PICOLINE N-OXIDE
  • 4-PICOLINE-N-OXIDE
  • 4-METHYLPYRIDINE N-OXIDE
  • 4-METHYLPYRIDINE 1-OXIDE
  • N-OXIDE OF 4-METHYL PYRIDINE
  • PICOLINE-4-N-OXIDE
  • 4-methyl-pyridin1-oxide
  • 4-Picoline, 1-oxide
CAS:
1003-67-4
MF:
C6H7NO
MW:
109.13
EINECS:
213-712-3
Product Categories:
  • Heterocyclic Compounds
Mol File:
1003-67-4.mol
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4-Picoline-N-oxide Chemical Properties

Melting point:
182-185 °C(lit.)
Boiling point:
152°C 11mm
Density 
1.1143 (rough estimate)
refractive index 
1.5180 (estimate)
Flash point:
149 °C
storage temp. 
Store at +2°C to +8°C.
solubility 
1000g/l
pka
1.38±0.10(Predicted)
form 
powder to crystal
color 
White to Light yellow to Light orange
PH
>7 (H2O, 25℃)Aqueous solution
Water Solubility 
soluble
Sensitive 
Hygroscopic
BRN 
106329
CAS DataBase Reference
1003-67-4(CAS DataBase Reference)
NIST Chemistry Reference
Pyridine, 4-methyl-, 1-oxide(1003-67-4)
EPA Substance Registry System
Pyridine, 4-methyl-, 1-oxide (1003-67-4)
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Safety Information

Hazard Codes 
Xi
Risk Statements 
36/37/38
Safety Statements 
26-36-24/25
WGK Germany 
1
RTECS 
UT5800000
3
TSCA 
Yes
HS Code 
29333999

MSDS

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4-Picoline-N-oxide Usage And Synthesis

Chemical Properties

ALMOST WHITE TO BROWN FINE CRYSTALLINE POWDER

Purification Methods

Recrystallise the N-oxide from EtOH/EtOAc, Me2CO/Et2O or *C6H6. [Bullitt & Maynard J Am Chem Soc 76 1370 1954, Boekelheide & Linn J Am Chem Soc 76 1286 1954]. [Beilstein 20 III/IV 2741, 20/5 V 558.]

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