2,3-Dihydroxypyridine

Synonym(s):2,3-Pyridinediol

CAS NO.：16867-04-2
Empirical Formula: C5H5NO2
Molecular Weight: 111.1
MDL number: MFCD00006271
EINECS: 240-887-3
SAFETY DATA SHEET (SDS)
Update Date: 2023-06-08 17:06:38

What is 2,3-Dihydroxypyridine?

Chemical properties

khaki to grey or brown crystalline powder

The Uses of 2,3-Dihydroxypyridine

2,3-Dihydroxypyridine(DHP) was used in the synthesis of DHP loaded amberlite XAD-2 via azo coupler. It was used in the synthesis of new macromolecular chelators by loading DHP on cellulose via linkers -NH-CH₂-CH₂-NH-SO₂-C₆H₄-N=N- and -SO₂-C₆H₄-N=N.

Definition

ChEBI: A dihydroxypyridine in which the two hydroxy groups are located at positions 2 and 3.

Properties of 2,3-Dihydroxypyridine

Melting point:	245 °C (dec.) (lit.)
Boiling point:	208.19°C (rough estimate)
Density	1.3113 (rough estimate)
refractive index	1.4260 (estimate)
Flash point:	245°C
storage temp.	Inert atmosphere,Room Temperature
form	powder to crystal
pka	9.00±0.10(Predicted)
color	Light yellow to Brown
Water Solubility	Soluble in water.
Decomposition	245 ºC
BRN	109848
CAS DataBase Reference	16867-04-2(CAS DataBase Reference)
NIST Chemistry Reference	3-Hydroxy-2(1h)-pyridone(16867-04-2)
EPA Substance Registry System	2,3-Dihydroxypyridine (16867-04-2)

Safety information for 2,3-Dihydroxypyridine

Signal word	Warning
Pictogram(s)	Exclamation Mark Irritant GHS07
GHS Hazard Statements	H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation
Precautionary Statement Codes	P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P304+P340:IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P405:Store locked up.