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5-Chloro-2-hydroxypyridine

5-Chloro-2-hydroxypyridine structure

CAS No.: 4214-79-3

Chemical Name:: 5-Chloro-2-hydroxypyridine

Synonyms: 5-CHLORO-2-PYRIDINOL;5-Chloro-2-pyridinol,99%;5-Chloro-1,2-dihydropyridine-2-one;Chlopidol;chloropyridinol;5-chloro-2-pyridol;5-CHLORO-2-PYRIDONE;5-Chlorpyridin-2-ol;5-Chloropyridine-2-ol;5-CHLORO-PYRIDIN-2-OL

CBNumber:: CB4111441

Molecular Formula:: C5H4ClNO

Molecular Weight:: 129.54

MDL Number:: MFCD00006275

MOL File:: 4214-79-3.mol

MSDS File:: SDS

TDS File:: TDS

Last updated:2026-09-12 18:52:16

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5-Chloro-2-hydroxypyridine Properties

Melting point	163-165 °C(lit.)
Boiling point	290.7±40.0 °C(Predicted)
Density	1.2309 (rough estimate)
refractive index	1.4510 (estimate)
storage temp.	Sealed in dry,Room Temperature
pka	9.96±0.10(Predicted)
form	powder to crystal
color	White to Orange to Green
BRN	2020
InChI	1S/C5H4ClNO/c6-4-1-2-5(8)7-3-4/h1-3H,(H,7,8)
InChIKey	SZFUWUOHDRMCKD-UHFFFAOYSA-N
SMILES	Oc1ccc(Cl)cn1
CAS DataBase Reference	4214-79-3(CAS DataBase Reference)
FDA UNII	R7A6F5D3KY
UNSPSC Code	12352100

SAFETY

Risk and Safety Statements

Symbol(GHS)

GHS07

Signal word

Warning

Hazard statements

H315-H319-H335

Precautionary statements

P261-P264-P271-P280-P302+P352-P305+P351+P338

target organs

Respiratory system

PPE

dust mask type N95 (US), Eyeshields, Gloves

Hazard Codes

Risk Statements

36/37/38

Safety Statements

26-36

WGK Germany

Hazard Note

Irritant

HS Code

29337900

Storage Class

11 - Combustible Solids

Hazard Classifications

Eye Irrit. 2
Skin Irrit. 2
STOT SE 3

NFPA 704

	1
2		0

5-Chloro-2-hydroxypyridine price More Price(80)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Sigma-Aldrich	T166464	5-CHLORO-2(1H)-PYRIDINONE AldrichCPR	4214-79-3	5MG	$32.7	2026-04-30	Buy
Sigma-Aldrich	135933	5-Chloro-2-hydroxypyridine 97%	4214-79-3	10g	$65.5	2023-06-20	Buy
TCI Chemical	C1245	5-Chloro-2-hydroxypyridine >98.0%(GC)(T)	4214-79-3	5g	$22	2026-04-30	Buy
TCI Chemical	C1245	5-Chloro-2-hydroxypyridine >98.0%(GC)(T)	4214-79-3	25g	$67	2026-04-30	Buy
Usbiological	267471	5-Chloro-2-hydroxypyridine Asreported	4214-79-3	10g	$307	2026-06-03	Buy

Product number	Packaging	Price	Buy
T166464	5MG	$32.7	Buy
135933	10g	$65.5	Buy
C1245	5g	$22	Buy
C1245	25g	$67	Buy
267471	10g	$307	Buy

5-Chloro-2-hydroxypyridine Chemical Properties, Uses, Production

Chemical Properties

light yellow to beige crystalline powder

Uses

5-chloro-2-hydroxypyridine (5-Chloro-2-pyridinol) was used to study the effect of dicumarol on xanthine dehydrogenase and mechanism of mitomycin C bioreduction by xanthine dehydrogenase.

General Description

5-chloro-2-hydroxypyridine acts as donor ligand and exists in zwitterionic form, i.e. 5-chloropyridinium-2-olate in copper complexes.

5-Chloro-2-hydroxypyridine Preparation Products And Raw materials

Raw materials

Preparation Products

2-Bromo-5-chloropyridine 5-Chloropyridine-2-thiol Pyridine, 5-chloro-2-(phenylmethoxy)- 5-Chloro-2'-fluoro-[2,3']-bipyridine

5-Chloro-2-hydroxypyridine Suppliers

Global Suppliers ( 275)

Supplier	Tel	Email	Country	ProdList	Advantage
J & K SCIENTIFIC LTD.	18210857532 18210857532	jkinfo@jkchemical.com	China	96815	76
Meryer (Shanghai) Chemical Technology Co., Ltd.	4006356688 18621169109	market03@meryer.com	China	40202	62
Alfa Aesar	400-6106006	saleschina@alfa-asia.com	China	30103	84
TCI (Shanghai) Development Co., Ltd.	021-67121386	Sales-CN@TCIchemicals.com	China	24512	81
Energy Chemical	400-0056266	sales8178@energy-chemical.com	China	44850	61
Capot Chemical Co., Ltd	+86 (0) 571 85 58 67 18		China	18187	66
Pure Chemistry Scientific Inc.	001-857-928-2050 or 1-888-588-9418	sales@chemreagents.com	United States	10174	62
Accela ChemBio Co.,Ltd.	021-50795510 4000665055	marketing@accelachem.com	China	10972	64
Shanghai Longsheng chemical Co.,Ltd.	58099637 13585536065	sales@shlschem.com	China	9880	59
Shanghai Hanhong Scientific Co.,Ltd.	021-54306202 13764082696	info@hanhongsci.com	China	42917	64

Supplier	Advantage
J & K SCIENTIFIC LTD.	76
Meryer (Shanghai) Chemical Technology Co., Ltd.	62
Alfa Aesar	84
TCI (Shanghai) Development Co., Ltd.	81
Energy Chemical	61
Capot Chemical Co., Ltd	66
Pure Chemistry Scientific Inc.	62
Accela ChemBio Co.,Ltd.	64
Shanghai Longsheng chemical Co.,Ltd.	59
Shanghai Hanhong Scientific Co.,Ltd.	64

View Latest Price from 5-Chloro-2-hydroxypyridine manufacturers

Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
2026-09-02	5-CHLORO-2-HYDROXYPYRIDINE 4214-79-3	$5.00	1KG	98%		Henan Fengda Chemical Co., Ltd
2026-08-07	5-Chloro-2(1H)-pyridinone 4214-79-3	$20.00-100.00	1KG	99%	200000KG	Shaanxi Dideu Medichem Co. Ltd
2026-06-30	5-CHLORO-2-HYDROXYPYRIDINE 4214-79-3		1kg	99%	10000KGS	Shaanxi Dideu New Materials Co. Ltd

5-CHLORO-2-HYDROXYPYRIDINE
4214-79-3
$5.00
98%
Henan Fengda Chemical Co., Ltd

5-Chloro-2(1H)-pyridinone
4214-79-3
$20.00-100.00
99%
Shaanxi Dideu Medichem Co. Ltd

5-CHLORO-2-HYDROXYPYRIDINE
4214-79-3
$0.00
99%
Shaanxi Dideu New Materials Co. Ltd

5-Chloro-2-hydroxypyridine Spectrum

5-CHLORO-2-HYDROXYPYRIDINE(4214-79-3)MS 5-CHLORO-2-HYDROXYPYRIDINE(4214-79-3)¹HNMR 5-CHLORO-2-HYDROXYPYRIDINE(4214-79-3)¹³CNMR 5-CHLORO-2-HYDROXYPYRIDINE(4214-79-3)IR1 5-CHLORO-2-HYDROXYPYRIDINE(4214-79-3)IR2 5-CHLORO-2-HYDROXYPYRIDINE(4214-79-3)Raman

4214-79-3 (5-Chloro-2-hydroxypyridine) Related Search:

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5-CHLORO-2(1H)-PYRIDINONE 5-CHLORO-2-PYRIDINOL 5-CHLORO-2-PYRIDONE 5-CHLORO-PYRIDIN-2-OL 2-HYDROXY-5-CHLOROPYRIDINE 2(1H)-Pyridinone, 5-chloro- 2(1H)-Pyridinone,5-chloro- Chlopidol 5-Chloro-1,2-dihydropyridine-2-one 5-Chloropyridine-2-ol 5-Chloro-2-pyridinol,99% 5-Chloro-2-pyridinol 5-Chloro-2(1H)-pyridinone 5-Chloro-2-pyridone 5-Chloro-1H-pyridin-2-one 5-chloro-2-pyridol 5-Chloro-2-hydroxypyridine 98% 2(1H)-Pyridinone,5-chloro-(9CI) 2-HYDROXY-5-CHLOROPYRIDINE 5-CHLORO-PYRIDIN-2-OL 5-CHLORO-2-HYDROXYPYRIDINE (5-CHLORO-2-PYRIDINOL) 5-Chloro-2-hydrxypyridine 3-Chloro-6-hydroxypyridine 5-Chloro-2-hydroxypyridine,98+% 5-Chloro-2(1H)-pyridone chloropyridinol 5-Chloro-2-hydroxypyridine > 5-chloro-1,2-dihydropyridin-2-one 5-CHLORO-2-HYDROXYPYRIDINE USP/EP/BP 5-Chlorpyridin-2-ol 5-Chloro-2-hydroxypyridine, 95% 5-Chloro-2-hydroxypyridine 4214-79-3 2970-90-6 Building Blocks Pyridines Heterocyclic Building Blocks Halogenated Heterocycles Halopyridines Chloropyridines Halopyridines PYRIDINE Halides Pyridines Chloropyridines