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4-Hydroxypyridine

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4-Hydroxypyridine Basic information

Product Name:
4-Hydroxypyridine
Synonyms:
  • 4-Hydroxypyridine, tech., 90%
  • Hydroxypyridine(Gamma-)
  • 4-Hydroxypyridine,97%
  • PYRIDIN-4-OL
  • 4-HYDROXYPYRIDINE
  • 4-PYRIDINOL
  • TIMTEC-BB SBB000030
  • 4-Hydroxypyridone
CAS:
626-64-2
MF:
C5H5NO
MW:
95.1
EINECS:
210-958-3
Product Categories:
  • Other series
  • Pyridine Series
  • Building Blocks
  • C5
  • Chemical Synthesis
  • Heterocyclic Building Blocks
  • Pyridine
  • Heterocyclic Compounds
  • Pyridines
  • bc0001
  • 626-64-2
Mol File:
626-64-2.mol
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4-Hydroxypyridine Chemical Properties

Melting point:
150-151 °C (lit.)
Boiling point:
230-235 °C/12 mmHg (lit.)
Density 
1.1418 (rough estimate)
refractive index 
1.5939 (estimate)
Flash point:
221 °C
storage temp. 
Keep in dark place,Inert atmosphere,Room temperature
solubility 
DMSO (Slightly), Methanol (Slightly)
form 
Powder or Chunks
pka
3.2(at 20℃)
color 
Beige to light brown
Water Solubility 
Soluble
BRN 
105800
InChIKey
GCNTZFIIOFTKIY-UHFFFAOYSA-N
LogP
-1.300 (est)
CAS DataBase Reference
626-64-2(CAS DataBase Reference)
NIST Chemistry Reference
4-Pyridinol(626-64-2)
EPA Substance Registry System
4-Pyridinol (626-64-2)
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Safety Information

Hazard Codes 
Xi,Xn
Risk Statements 
36/37/38-41-37/38-22
Safety Statements 
26-36-37/39-39
WGK Germany 
3
RTECS 
UU7701450
3-8-10
Hazard Note 
Harmful/Irritant
TSCA 
Yes
HazardClass 
IRRITANT
HS Code 
29339900

MSDS

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4-Hydroxypyridine Usage And Synthesis

Chemical Properties

Beige crystalline powder

Uses

4-Hydroxypyridine was used in the synthesis of (Ag3MoO3F3) (Ag3MoO4)Cl by hydro(solvato)thermal methods. It was used as model compound to study the natural photodegradation of representative aquatic environmental contaminants.

Definition

ChEBI: A monohydroxypyridine that is pyridine in which the hydrogen at position 4 has been replaced by a hydroxy group.

Purification Methods

Crystallise 4-pyridone from H2O or wet CHCl3 as the monohydrate. It loses H2O on drying in vacuo over H2SO4. Store it over KOH because it is hygroscopic.[Beilstein 21 III/IV 446, 21/7 V 152.]

4-Hydroxypyridine Preparation Products And Raw materials

Preparation Products

4-HydroxypyridineSupplier

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