Cookies disclaimer

I agree Our site saves small pieces of text information (cookies) on your device in order to deliver better content and for statistical purposes. You can disable the usage of cookies by changing the settings of your browser. By browsing our website without changing the browser settings you grant us permission to store that information on your device.

B20529 2-Mercaptopyridine N-oxide sodium salt, anhydrous, 98%

CAS Number

Stock No. Size Price ($) Quantity Availability
B20529-03 1g 25.60
B20529-06 5g 70.50
B20529-14 25g 170.00
Add to Cart Bulk/Specialty Print Quote View Item

2-Mercaptopyridine N-oxide sodium salt, anhydrous, 98%


Chemical Properties

Formula Weight
Melting point
ca 290° dec.
Storage & Sensitivity
Hygroscopic. Ambient temperatures.
Soluble in water, ethanol, propylene glycol, polyethylene glycol and dimethyl sulfoxide. Insoluble in liquid paraffin and olive oil.


2-Mercaptopyridine N-oxide sodium salt is one of the active components in paint, sealants, shampoo, adhesive and aerosol due to its anti-microbial activity. In biochemistry studies, it is utilized to transport zinc into cells. Further, it is used to form bidentate oxothiolane chelates with transition metals. It acts as a stabilizer and viscosity building provider in weak basic or neutral medium.


Hygroscopic. Incompatible with strong oxidizing agents.

Literature References

Salamone, S.; Boisbrun, M.; Didierjean, C.; Chapleur, Y. From d-glucuronic acid to l-iduronic acid derivatives via a radical tandem decarboxylation-cyclization. Carbohydr. Res. 2014, 386, 99-105.

Wilkinson, S. M.; Gunosewoyo, H.; Barron, M. L.; Boucher, A.; McDonnell, M.; Turner, P.; Morrison, D. E.; Bennett, M. R.; Iain McGregor, S.; Rendina, L. M.; Kassiou, M. The first CNS-active carborane: a novel P2X7 receptor antagonist with antidepressant activity. ACS Chem. Neurosci. 2014, 5 (5), 335-339.

GHS Hazard and Precautionary Statements

Hazard Statements: H302+H332-H311-H315-H319

Harmful if swallowed. Harmful if inhaled. Toxic in contact with skin. Causes skin irritation. Causes serious eye irritation.

Precautionary Statements: P261-P264b-P270-P271-P280-P301+P312-P302+P352-P304+P340-P305+P351+P338-P312-P330-P332+P313-P337+P313-P361-P363-P501c

Avoid breathing dust/fume/gas/mist/vapours/spray. Wash face, hands and any exposed skin thoroughly after handling Do not eat, drink or smoke when using this product. Use only outdoors or in a well-ventilated area. Wear protective gloves/protective clothing/eye protection/face protection. IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell. IF ON SKIN: Wash with plenty of soap and water. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Rinse mouth. If skin irritation occurs: Get medical advice/attention. If eye irritation persists: Remove/Take off immediately all contaminated clothing. Wash contaminated clothing before reuse. Dispose of contents/ container to an approved waste disposal plant

Other References

Harmonized Tariff Code


Recently Viewed


Life Science

Metals & Materials


Analytical & Labware