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ChemicalBook >> CAS DataBase List >>2-Bromo-3-hydroxypyridine

2-Bromo-3-hydroxypyridine

CAS No.
6602-32-0
Chemical Name:
2-Bromo-3-hydroxypyridine
Synonyms
2-BROMOPYRIDIN-3-OL;2-BROMO-3-PYRIDINOL;2-bromo-3-pyridino;2-Bromo-3-pyridine;2-Brompyridin-3-ol;TIMTEC-BB SBB003805;3-PYRIDINOL, 2-BROMO-;LABOTEST-BB LT01143272;2-Bromo-3-pyridinol,99%;2-Bromo-3-pyridinol ,98%
CBNumber:
CB8460161
Molecular Formula:
C5H4BrNO
Molecular Weight:
174
MDL Number:
MFCD00006220
MOL File:
6602-32-0.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-05-28 03:24:58
Product description Number Pack Size Price
2-Bromo-3-pyridinol 99% 116173 5g $42.9
2-Bromo-3-pyridinol 99% 116173 25g $173
2-Bromo-3-hydroxypyridine >98.0%(T) B1478 5g $28
2-Bromo-3-hydroxypyridine >98.0%(T) B1478 25g $98
2-Bromo-3-hydroxypyridine 98+% (HPLC) ≥98%(HPLC) 229948 1g $156
More product size

2-Bromo-3-hydroxypyridine Properties

Melting point 185-188 °C(lit.)
Boiling point 321.7±22.0 °C(Predicted)
Density 1.5643 (rough estimate)
refractive index 1.5500 (estimate)
storage temp. Inert atmosphere,Room Temperature
pka 4.32±0.10(Predicted)
form Crystalline Powder
color Light brown to gray
Water Solubility Soluble in alcohol. Insoluble in water.
BRN 109829
InChI InChI=1S/C5H4BrNO/c6-5-4(8)2-1-3-7-5/h1-3,8H
InChIKey YKHQFTANTNMYPP-UHFFFAOYSA-N
SMILES C1(Br)=NC=CC=C1O
CAS DataBase Reference 6602-32-0(CAS DataBase Reference)
EWG's Food Scores 1
FDA UNII 9DAB85H359
NIST Chemistry Reference 3-Pyridinol, 2-bromo-(6602-32-0)
UNSPSC Code 12352100
NACRES NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
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  Xi,Xn
Risk Statements  36/37/38-20/21/22
Safety Statements  26-36-24/25
WGK Germany  3
RTECS  UU7705000
10
HazardClass  IRRITANT
HS Code  29333999
Storage Class 11 - Combustible Solids
Hazard Classifications Eye Irrit. 2
Skin Irrit. 2
STOT SE 3
NFPA 704
0
1 0

2-Bromo-3-hydroxypyridine price More Price(103)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 116173 2-Bromo-3-pyridinol 99% 6602-32-0 5g $42.9 2026-04-30 Buy
Sigma-Aldrich 116173 2-Bromo-3-pyridinol 99% 6602-32-0 25g $173 2026-04-30 Buy
TCI Chemical B1478 2-Bromo-3-hydroxypyridine >98.0%(T) 6602-32-0 5g $28 2026-04-30 Buy
TCI Chemical B1478 2-Bromo-3-hydroxypyridine >98.0%(T) 6602-32-0 25g $98 2026-04-30 Buy
Usbiological 229948 2-Bromo-3-hydroxypyridine 98+% (HPLC) ≥98%(HPLC) 1g $156 2026-06-03 Buy
Product number Packaging Price Buy
116173 5g $42.9 Buy
116173 25g $173 Buy
B1478 5g $28 Buy
B1478 25g $98 Buy
229948 1g $156 Buy

2-Bromo-3-hydroxypyridine Chemical Properties,Uses,Production

Chemical Properties

LIGHT BROWN TO GREY CRYSTALLINE POWDER

Uses

2-Bromo-3-hydroxypyridine is used to produce 2-bromo-4,6-diiodo-3-pyridinol. It is also used in azo dyes and in the synthesis of pterocellin A by reacting with kojic acid and in synthesis of orelline.

Synthesis

3-Hydroxypyridine

109-00-2

2-Bromo-3-hydroxypyridine

6602-32-0

The general procedure for the synthesis of 2-bromo-3-hydroxypyridine from 3-hydroxypyridine was as follows: (a) A hypobromite solution was prepared by slowly adding bromine (2.74 mL, 8.49 g, 5.31 mmol) to 10% sodium hydroxide solution (50 mL) at 5°C to 10°C. Subsequently, this hypobromite solution was added dropwise to 10% sodium hydroxide solution (50 mL) containing 3-hydroxypyridine (5.0 g, 52.6 mmol) over 20 minutes. The reaction mixture was continued to be stirred for 30 minutes. The pH of the reaction solution was adjusted to 6-7 with acetic acid. the mixture was cooled to 5°C and maintained for 1 h. The solid product was subsequently collected by filtration. The product was washed with water and dried under vacuum at 85°C to give 2-bromo-3-hydroxypyridine (6.22 g, 67% yield). References: 1) GJ Clark and L W Deedy, Australian J Chem, (1981), 34, 927.

References

[1] Patent: US5646286, 1997, A
[2] Patent: US5726315, 1998, A
[3] Chemistry - A European Journal, 2010, vol. 16, # 28, p. 8439 - 8445
[4] Australian Journal of Chemistry, 1981, vol. 34, # 4, p. 927 - 932
[5] Helvetica Chimica Acta, 1988, vol. 71, p. 957 - 963

24100-18-3
6602-32-0
Synthesis of 2-Bromo-3-hydroxypyridine from 2-BROMO-3-METHOXYPYRIDINE
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View Lastest Price from 2-Bromo-3-hydroxypyridine manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
2-Bromo-3-hydroxypyridine pictures 2026-07-09 2-Bromo-3-hydroxypyridine
6602-32-0
$5.00 1KG 98% Henan Fengda Chemical Co., Ltd
2-Bromo-3-hydroxypyridine pictures 2026-06-30 2-Bromo-3-hydroxypyridine
6602-32-0
1KG 98.0% 10000KGS Shaanxi Dideu New Materials Co. Ltd
2-Bromo-3-hydroxypyridine pictures 2025-11-18 2-Bromo-3-hydroxypyridine
6602-32-0
$1.10 1g 99.00% 100 Tons Min Dideu Industries Group Limited
5-Chloro-2-fluoronicotinaldehyde  2-BROMO-3-HYDROXYPYRIDINE (2-BROMO-3-PYRIDINOL) 4-Amino-1-chloro-3,5-dibromopyridine 2-Bromo-3-pyridinol ,98% 4-PYRIDINAMINE, 3,5-DIBROMO-2-CHLORO 2-Bromo-3-pyridinol,99% (2-Bromo-pyridine-5-sulfonyl)acetic acid tert-butyl este 2-Bromo-3-hydroxy-4-picoline 2-Chloro-5-fluoro-4-picoline 2-Chloropyridine-5-acetate 3-(3-Methylsulfonylphenyl)pyridine methylsulfonate 3-Amino-5,6-dibromopyridine 4-Amino-2-chloro-3,5-dibromopyridine 2-Amino-3-nitro-5-methylpyridine  5-Bromo-3-chloro-2-methoxypyridine  2--3- hydroxypyridiniuMbroMide 2--3- hydroxypyridinebroMide TIMTEC-BB SBB003805 2-Bromo-3-hydroxypyridine,99% 3-PYRIDINOL, 2-BROMO- 2-Bromo-3-hydroxypyridine≥ 98% (HPLC) LABOTEST-BB LT01143272 3-HYDROXY-2-BROMOPYRIDINE 2-BROMO-3-HYDROXYPYRIDINE 2-Bromo-3-pyridine 2-BROMO-3-HYDROXYPYRIDINE 97% 2-Bromo-3-pyridinol(2-Bromo-3-hydroxypyridine) 5-Methylnicotinic acid HCl 2-Bromo-3-hydroxypyridine in stock Factory 2-Bromo-3-hydroxypyridine> 2-Brompyridin-3-ol 2-Bromo-3-pyridinol2-Bromo-3-pyridinol 2-Bromo-3-hydroxypyridine ISO 9001:2015 REACH high quality 2-Bromo-3-hydroxypyridine 2-bromo-3-pyridino 2-BROMOPYRIDIN-3-OL 2-BROMO-3-PYRIDINOL 6602-32-0 6102-32-0 C5H4BrNO C5H4NOBr C5H3Br2ClN2 110861 Building Blocks Halopyridines Bromopyridines Pyridines Heterocyclic Building Blocks Halogenated Heterocycles alcohol|alkyl bromide Building Blocks C5 Chemical Synthesis Halogenated Heterocycles Heterocyclic Building Blocks Boronic Acid Bromopyridines Halopyridines
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