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4-Iodo-pyridin-3-ol

4-Iodo-pyridin-3-ol structure

CAS No.: 188057-20-7

Chemical Name:: 4-Iodo-pyridin-3-ol

Synonyms: AKOS A0602-0922;2-Iodo-3-pyridinol;4-Iodo-pyridin-3-ol;3-Pyridinol, 4-iodo-;4-IODO-3-HYDROXYPYRIDINE;3-Hydroxy-4-iodopyridine;2-Iodo-3-hydroxypyridine;4-IODO-PYRIDIN-3-OL ISO 9001：2015 REACH

CBNumber:: CB9787791

Molecular Formula:: C5H4INO

Molecular Weight:: 221

MDL Number:: MFCD09030242

MOL File:: 188057-20-7.mol

Last updated:2026-09-12 18:56:35

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4-Iodo-pyridin-3-ol Properties

Melting point	196-200℃
Boiling point	296.6±20.0 °C(Predicted)
Density	2.142±0.06 g/cm3(Predicted)
storage temp.	under inert gas (nitrogen or Argon) at 2–8 °C
pka	6.87±0.10(Predicted)
Appearance	Off-white to light yellow Solid

SAFETY

Risk and Safety Statements

Symbol(GHS)	GHS07
Signal word	Warning
Hazard statements	H315-H319-H335
Precautionary statements	P233-P260-P261-P264-P271-P280-P302+P352-P304-P304+P340-P305+P351+P338-P312-P321-P332+P313-P337+P313-P340-P362-P403-P403+P233-P405-P501
Hazard Codes	Xn
Risk Statements	22-37/38-41
Safety Statements	26-39

4-Iodo-pyridin-3-ol price More Price(44)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Activate Scientific	AS30605	4-Iodo-3-hydroxypyridine 98%	188057-20-7	1g	$133	2026-06-04	Buy
Activate Scientific	AS30605	4-Iodo-3-hydroxypyridine 98%	188057-20-7	5g	$495	2026-06-04	Buy
Matrix Scientific	072171	4-Iodo-3-hydroxypyridine	188057-20-7	1.00g	$84	2026-05-18	Buy
Matrix Scientific	072171	4-Iodo-3-hydroxypyridine	188057-20-7	5.00g	$323	2026-05-18	Buy
Matrix Scientific	072171	4-Iodo-3-hydroxypyridine	188057-20-7	10.00g	$548	2026-05-18	Buy

Product number	Packaging	Price	Buy
AS30605	1g	$133	Buy
AS30605	5g	$495	Buy
072171	1.00g	$84	Buy
072171	5.00g	$323	Buy
072171	10.00g	$548	Buy

4-Iodo-pyridin-3-ol Chemical Properties, Uses, Production

Description

4-Iodo-3-hydroxypyridine is an organic intermediate, commonly used in the synthesis of various pharmaceutical and chemical products. It is reported in the literature that 4-iodo-3-hydroxypyridine can be prepared from 2-chloro-4-iodopyridine in one step or from 3-hydroxypyridine in three steps.

Application

4-Iodo-3-hydroxypyridine is an organic intermediate and pharmaceutical intermediate, which is commonly used in the synthesis of various pharmaceutical and chemical products and in laboratory research and development processes.

Synthesis

4-Iodo-3-hydroxypyridine can be prepared by reacting 3-hydroxypyridine, potassium tert-butoxide, and methoxymethyl chloride in a nitrogen atmosphere.

References

[1] Patent: US2010/93720, 2010, A1. Location in patent: Page/Page column 57
[2] Journal of Organic Chemistry, 2005, vol. 70, # 2, p. 489 - 498

4-Iodo-pyridin-3-ol Preparation Products And Raw materials

Raw materials

4-iodo-3-(methoxymethoxy)pyridine Dichloromethane Trifluoroacetic acid

Preparation Products

4-Iodo-pyridin-3-ol Suppliers

Global Suppliers ( 96)

Supplier	Tel	Email	Country	ProdList	Advantage
Pure Chemistry Scientific Inc.	001-857-928-2050 or 1-888-588-9418	sales@chemreagents.com	United States	10174	62
Tetranov Biopharm	13526569071	sales@leadmedpharm.com	China	7880	64
Shanghai Hanhong Scientific Co.,Ltd.	021-54306202 13764082696	info@hanhongsci.com	China	42917	64
Zhengzhou HSH Science & Technology Co., Ltd.	0371-55932928 18937192232;	1282296214@qq.com	China	499	55
Bide Pharmatech Ltd.	400-164-7117 18317119277	product02@bidepharm.com	China	40000	60
Zhengzhou HongSheng Pharmaceutical Co., Ltd.	0371-0371-13526885213 15637198702	hsyykjchem@163.com	China	1857	58
Shanghai Worldyang Chemical Co.,Ltd.	021-56795766	sales@worldyachem.com	China	9475	58
Credit Asia Chemical Co., Ltd.	+86 (21) 61124340		China	9739	58
Accela ChemBio Inc.	+1(858) 699-3322	marketing@accelachem.com	United States	6022	65
NovoChemy Ltd.	86-(0)21-31261262 373522135	sales@novochemy.com	China	6491	58

Supplier	Advantage
Pure Chemistry Scientific Inc.	62
Tetranov Biopharm	64
Shanghai Hanhong Scientific Co.,Ltd.	64
Zhengzhou HSH Science & Technology Co., Ltd.	55
Bide Pharmatech Ltd.	60
Zhengzhou HongSheng Pharmaceutical Co., Ltd.	58
Shanghai Worldyang Chemical Co.,Ltd.	58
Credit Asia Chemical Co., Ltd.	58
Accela ChemBio Inc.	65
NovoChemy Ltd.	58

View Latest Price from 4-Iodo-pyridin-3-ol manufacturers

Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
2026-08-20	4-IODO-PYRIDIN-3-OL 188057-20-7	$1.10	1g	99.00%	100 Tons Min	Dideu Industries Group Limited
2021-07-13	4-IODO-PYRIDIN-3-OL 188057-20-7	$10.00-15.00	1KG	99%+ HPLC		Zhuozhou Wenxi import and Export Co., Ltd
2021-07-10	4-IODO-PYRIDIN-3-OL 188057-20-7	$10.00-15.00	1KG	99%+ HPLC		Zhuozhou Wenxi import and Export Co., Ltd

4-IODO-PYRIDIN-3-OL
188057-20-7
$1.10
99.00%
Dideu Industries Group Limited

4-IODO-PYRIDIN-3-OL
188057-20-7
$10.00-15.00
99%+ HPLC
Zhuozhou Wenxi import and Export Co., Ltd

4-IODO-PYRIDIN-3-OL
188057-20-7
$10.00-15.00
99%+ HPLC
Zhuozhou Wenxi import and Export Co., Ltd

4-Iodo-pyridin-3-ol Spectrum

4-IODO-PYRIDIN-3-OL(188057-20-7)¹HNMR

188057-20-7 (4-Iodo-pyridin-3-ol) Related Search:

3-Hydroxy-2-iodo-6-methylpyridine 4-Iodo-pyridin-3-ol 2-Hydroxy-5-iodopyridine 3-Hydroxypyridine 2-Iodo-5-hydroxypyridine

6-Chloro-2-iodo-3-hydroxypyridine 2-Iodo-3-methoxypyridine 2-Iodo-3-hydroxypyridine 2-Bromo-4,6-diiodo-3-hydroxypyridine 2,4-Diiodo-3-hydroxy-6-methylpyridine

2-iodo-6-methyl-3-pyridinyl methyl ether 2,6-Diiodo-3-hydroxypyridine 2,4-Diiodo-3-hydroxypyridine 5-Bromo-2-iodo-3-methoxypyridine tert-Butyl 4-iodo-5-methoxypyridin-3-ylcarbamate

5-Bromo-3-iodo-pyridin-2-ol 6-Iodo-5-methoxy-2-pyridinecarboxylic acid 2-Iodo-3-pyridinyl 4-methoxybenzenecarboxylate

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2-Iodo-3-hydroxypyridine 2-Iodo-3-pyridinol 3-Hydroxy-4-iodopyridine 4-IODO-3-HYDROXYPYRIDINE AKOS A0602-0922 3-Pyridinol, 4-iodo- 4-IODO-PYRIDIN-3-OL ISO 9001：2015 REACH 4-Iodo-pyridin-3-ol 188057-20-7 Heterocycle-Pyridine series