4-HYDROXYPYRIDINE Chemical Properties

Melting point:

150-151 °C(lit.)

Boiling point:

230-235 °C12 mm Hg(lit.)

Density 

1.1418 (rough estimate)

refractive index 

1.5939 (estimate)

Flash point:

212°C

storage temp. 

Store below +30°C.

pka

10.87±0.69(Predicted)

PH

7.0 (50g/l, H2O, 20°C)

CAS DataBase Reference

108-96-3(CAS DataBase Reference)

EPA Substance Registry System

4(1H)-Pyridinone (108-96-3)

Safety Information

Hazard Codes 

Xi

Risk Statements 

36/37/38

Safety Statements 

26-36

WGK Germany 

3

RTECS 

UU7701450

F 

3-8-10

Autoignition Temperature

515 °C

HS Code 

2933 39 99

Toxicity

LD50 orally in Rabbit: 4600 mg/kg

MSDS

• Language:English Provider:SigmaAldrich
• Language:English Provider:ACROS
• Language:English Provider:ALFA

4-HYDROXYPYRIDINE Usage And Synthesis

Chemical Properties

beige powder

Definition

ChEBI: The simplest member of the class of pyridin-4-ones, that is 1,4-dihydropyridine in which the hydrogens at position 4 have been replaced by an oxo group.

4-HYDROXYPYRIDINE(108-96-3)Related Product Information

• 3-Hydroxypyridine
• 4-Hydroxypyridine
• Pyridin-2-ol
• 3,5-Dichloro-4-hydroxypyridine
• L-MIMOSINE
• 4-Hydroxy-3-nitropyridine
• 3,5-DINITRO-4-HYDROXYPYRIDINE
• Milrinone
• 2-HYDROXY-3-METHYL-5-NITROPYRIDINE
• 1,2,4-Triazolo[4,3-a]pyridin-3(2H)-one
• Ethyl 1-benzyl-4-oxo-3-piperidinecarboxylate hydrochloride
• 2-Hydroxypyridine
• AURORA KA-3879
• 1,4-DIHYDRO-3,5-DIIODO-4-OXO-1-PYRIDINEACETIC ACID DIETHYLAMINE SALT
• 1-(4-ACETYLPHENYL)-4(1H)-PYRIDINONE
• 2,6-DIMETHYL-1,4-DIHYDROPYRIDIN-4-ONE
• 3-[(4-CHLOROBENZYL)OXY]-2-METHYL-4(1H)-PYRIDINONE
• TIMTEC-BB SBB000072