ChemicalBook > CAS DataBase List > 3-Bromo-2-hydroxy-5-iodopyridine

3-Bromo-2-hydroxy-5-iodopyridine

Product Name
3-Bromo-2-hydroxy-5-iodopyridine
CAS No.
637348-81-3
Chemical Name
3-Bromo-2-hydroxy-5-iodopyridine
Synonyms
3-Bromo-5-iodopyridin-2-o;3-broMo-5-iodopyridin-2-ol;3-bromo-5-iodopyridin-2(1H)-one;3-Bromo-5-iodo-1H-pyridin-2-one;3-bromo-5-iodo-2(1H)-Pyridinone;3-BroMo-5-iodo-2-hydroxypyridine;3-Bromo-2-hydroxy-5-iodopyridine;2(1H)-Pyridinone, 3-bromo-5-iodo-
CBNumber
CB21471184
Molecular Formula
C5H3BrINO
Formula Weight
299.89
MOL File
637348-81-3.mol
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3-Bromo-2-hydroxy-5-iodopyridine Property

Boiling point:
308.0±42.0 °C(Predicted)
Density 
2.55±0.1 g/cm3(Predicted)
storage temp. 
Keep in dark place,Inert atmosphere,Room temperature
pka
8.66±0.10(Predicted)
Appearance
Off-white to gray Solid
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Safety

HS Code 
2933399990
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P280Wear protective gloves/protective clothing/eye protection/face protection.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

AK Scientific
Product number
9745AB
Product name
3-Bromo-5-iodopyridin-2-ol
Packaging
250mg
Price
$188
Updated
2021/12/16
SynQuest Laboratories
Product number
4H56-S-14
Product name
3-Bromo-2-hydroxy-5-iodopyridine
Purity
95.0%
Packaging
1g
Price
$343
Updated
2021/12/16
American Custom Chemicals Corporation
Product number
HCH0361076
Product name
3-BROMO-2-HYDROXY-5-IODOPYRIDINE
Purity
95.00%
Packaging
5MG
Price
$502.44
Updated
2021/12/16
AK Scientific
Product number
9745AB
Product name
3-Bromo-5-iodopyridin-2-ol
Packaging
5g
Price
$805
Updated
2021/12/16
Matrix Scientific
Product number
161803
Product name
3-Bromo-5-iodopyridin-2-ol
Purity
95%
Packaging
5g
Price
$1486
Updated
2021/12/16
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3-Bromo-2-hydroxy-5-iodopyridine Chemical Properties,Usage,Production

Synthesis

13466-43-8

637348-81-3

The general procedure for the synthesis of 3-bromo-2-hydroxy-5-iodopyridine from 3-bromo-2-hydroxypyridine is as follows: Example 142a Synthesis of 3-bromo-5-iodopyridin-2-ol In a 100 mL single-necked round-bottomed flask equipped with a magnetic stirrer, acetonitrile (50 mL), trifluoroacetic acid (TFA, 10 mL), 3-bromo-2-hydroxypyridine (4.0 g, 23.12 mmol), and N-iodosuccinimide (NIS, 5.2 g, 23.12 mmol) were added sequentially. The reaction mixture was stirred at room temperature for 15 hours. Upon completion of the reaction, the mixture was diluted with 100 mL of water and the resulting white solid was collected by filtration to afford the target product 3-bromo-5-iodopyridin-2-ol (142a, 6.6 g, 96% yield). Mass spectrometry analysis (MS-ESI): [M + H]+ m/z 300.

References

[1] Patent: US2013/116246, 2013, A1. Location in patent: Paragraph 0467
[2] Patent: EP2773638, 2015, B1. Location in patent: Paragraph 0844; 0845
[3] Synlett, 2003, # 11, p. 1678 - 1682
[4] Journal of Medicinal Chemistry, 2007, vol. 50, # 9, p. 2157 - 2165
[5] Patent: WO2007/126733, 2007, A2. Location in patent: Page/Page column 33; 46-47

3-Bromo-2-hydroxy-5-iodopyridine Preparation Products And Raw materials

Raw materials

Preparation Products

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3-Bromo-2-hydroxy-5-iodopyridine Suppliers

PharmaBlock Sciences (Nanjing),Inc.
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