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ChemicalBook >> CAS DataBase List >> 2,3-Dihydroxypyridine

2,3-Dihydroxypyridine

$5 - $2837
Product name: 2,3-Dihydroxypyridine
CAS: 16867-04-2
MF: C5H5NO2
MW: 111.1
EINECS:240-887-3
MDL Number:MFCD00006271
Synonyms:2(1H)-Pyridinone, 3-hydroxy-;2(1H)-Pyridone, 3-hydroxy-;3-hydroxy-2(1h)-pyridinon ;3-hydroxy-2(1H)-pyridinone;3-hydroxy-2(1h)-pyridon ;PYRIDINE-2,3-DIOL;TIMTEC-BB SBB004333;2,3-DIHYDROXYPYRIDINE

Price62 Properties Safety Information Description

62 prices

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Brand

aablocks
Activate Scientific
AHH
AK Scientific
Alichem
Ambeed
American Custom Chemicals Corporation
Apolloscientific
Biosynth
Chemenu
ChemScene
Crysdot
Labseeker
Matrix Scientific
Medical Isotopes, Inc.
Oakwood
Sigma-Aldrich
Synthonix
TCI Chemical
TRC

Package

250mg
1g
5g
10g
25.00g
25g
50g
100g
100.00g
250g
500.00g
500g
2.5kg

Manufactureraablocks
Product numberAA00365M
Product description2,3-Pyridinediol 95%
Packaging1g
Price$5
Updated2026-05-28
Buy

Manufactureraablocks
Product numberAA00365M
Product description2,3-Pyridinediol 98%
Packaging5g
Price$10
Updated2026-05-28
Buy

Manufactureraablocks
Product numberAA00365M
Product description2,3-Pyridinediol 98%
Packaging25g
Price$23
Updated2026-05-28
Buy

Manufactureraablocks
Product numberAA00365M
Product description2,3-Pyridinediol 98%
Packaging10g
Price$15
Updated2026-05-28
Buy

Manufactureraablocks
Product numberAA00365M
Product description2,3-Pyridinediol 95%
Packaging100g
Price$74
Updated2026-05-28
Buy

ManufacturerActivate Scientific
Product numberAS7037
Product description2,3-Dihydroxypyridine 97%
Packaging5g
Price$23
Updated2026-06-04
Buy

ManufacturerActivate Scientific
Product numberAS7037
Product description2,3-Dihydroxypyridine 97%
Packaging25g
Price$67
Updated2026-06-04
Buy

ManufacturerActivate Scientific
Product numberAS7037
Product description2,3-Dihydroxypyridine 97%
Packaging100g
Price$213
Updated2026-06-04
Buy

ManufacturerAHH
Product numberMT-21923
Product description2,3-Pyridinediol 97%
Packaging250g
Price$212
Updated2026-05-25
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ManufacturerAHH
Product numberMT-21923
Product description2,3-Pyridinediol 97%
Packaging250g
Price$212
Updated2026-05-26
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ManufacturerAHH
Product numberMT-21923
Product description2,3-Pyridinediol 98%
Packaging250g
Price$212
Updated2021-12-16
Buy

ManufacturerAK Scientific
Product numberA455
Product description2,3-Dihydroxypyridine
Packaging25g
Price$128
Updated2021-12-16
Buy

ManufacturerAK Scientific
Product numberA455
Product description2,3-Dihydroxypyridine 98%
Packaging25g
Price$71
Updated2026-06-04
Buy

ManufacturerAK Scientific
Product numberA455
Product description2,3-Dihydroxypyridine 98%
Packaging5g
Price$29
Updated2026-06-04
Buy

ManufacturerAK Scientific
Product numberA455
Product description2,3-Dihydroxypyridine
Packaging5g
Price$54
Updated2021-12-16
Buy

ManufacturerAK Scientific
Product numberA455
Product description2,3-Dihydroxypyridine 98%
Packaging1g
Price$16
Updated2026-06-04
Buy

Manufacturer	Product number	Product description	Packaging	Price	Updated	Buy
aablocks	AA00365M	2,3-Pyridinediol 95%	1g	$5	2026-05-28	Buy
aablocks	AA00365M	2,3-Pyridinediol 98%	5g	$10	2026-05-28	Buy
aablocks	AA00365M	2,3-Pyridinediol 98%	25g	$23	2026-05-28	Buy
aablocks	AA00365M	2,3-Pyridinediol 98%	10g	$15	2026-05-28	Buy
aablocks	AA00365M	2,3-Pyridinediol 95%	100g	$74	2026-05-28	Buy
Activate Scientific	AS7037	2,3-Dihydroxypyridine 97%	5g	$23	2026-06-04	Buy
Activate Scientific	AS7037	2,3-Dihydroxypyridine 97%	25g	$67	2026-06-04	Buy
Activate Scientific	AS7037	2,3-Dihydroxypyridine 97%	100g	$213	2026-06-04	Buy
AHH	MT-21923	2,3-Pyridinediol 97%	250g	$212	2026-05-25	Buy
AHH	MT-21923	2,3-Pyridinediol 97%	250g	$212	2026-05-26	Buy
AHH	MT-21923	2,3-Pyridinediol 98%	250g	$212	2021-12-16	Buy
AK Scientific	A455	2,3-Dihydroxypyridine	25g	$128	2021-12-16	Buy
AK Scientific	A455	2,3-Dihydroxypyridine 98%	25g	$71	2026-06-04	Buy
AK Scientific	A455	2,3-Dihydroxypyridine 98%	5g	$29	2026-06-04	Buy
AK Scientific	A455	2,3-Dihydroxypyridine	5g	$54	2021-12-16	Buy
AK Scientific	A455	2,3-Dihydroxypyridine 98%	1g	$16	2026-06-04	Buy

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Properties

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
InChI :1S/C5H5NO2/c7-4-2-1-3-6-5(4)8/h1-3,7H,(H,6,8)
InChIKey :GGOZGYRTNQBSSA-UHFFFAOYSA-N
SMILES :Oc1cccnc1O
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

Symbol(GHS):

Signal word:

Warning

Hazard statements:

Code	Hazard statements	Hazard class	Category	Signal word	P-Codes
H315	Causes skin irritation	Skin corrosion/irritation	Category 2	Warning	P264, P280, P302+P352, P321,P332+P313, P362
H319	Causes serious eye irritation	Serious eye damage/eye irritation	Category 2A	Warning	P264, P280, P305+P351+P338,P337+P313P
H335	May cause respiratory irritation	Specific target organ toxicity, single exposure;Respiratory tract irritation	Category 3	Warning

Precautionary statements:

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.

Description

2,3-Dihydroxypyridine(DHP) is 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.

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Suppliers and manufacturers

career henan chemical co

$1.00
2,3-Dihydroxypyridine CAS:16867-04-2

Capot Chemical Co.,Ltd.

Henan Tianfu Chemical Co.,Ltd.

ATK CHEMICAL COMPANY LIMITED

Jinan Carbotang Biotech Co.,Ltd.

Accela ChemBio Inc.

Shandong chuangyingchemical Co., Ltd.

Alchem Pharmtech,Inc.

CONIER CHEM AND PHARMA LIMITED

Antai Fine Chemical Technology Co.,Limited

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2,3-Dihydroxypyridine

Properties

Safety Information

Description

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