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2-Mercaptopyridine N-oxide

CAS 1121-31-9C5H5NOSChemical Synthesis

2-Mercaptopyridine N-oxide (CAS: 1121-31-9), with the molecular formula C5H5NOS and a molecular weight of 127.16 g/mol, is a heterocyclic compound utilised in chemical synthesis. It serves as a building block and has been employed in research for investigating the photodegradation mechanisms of biocides and in ratiometric fluorescence imaging of intracellular zinc ions in mammalian cultures. Tech Serve Solutions supplies this compound with an assay of 99%.

IUPAC
2-Pyridinethiol-1-oxide,Pyrithione
Synonyms
2-Pyridinethiol-1-oxidePyrithione
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2-Mercaptopyridine N-oxide (C5H5NOS) — chemical structure, CAS 1121-31-9; Chemistry, fine chemical supplied by Tech Serve Solutions
Building BlocksChemical SynthesisHeterocyclic Building BlocksPyridines
01 /Applications

Biocide Photodegradation Studies

2-Mercaptopyridine N-oxide has been utilized to examine the mechanistic pathways involved in the photodegradation of mercaptopyridine-N-oxide biocides, contributing to a better understanding of their environmental fate.

Fluorescent Imaging Reagent

This compound has been applied in the development of ratiometric fluorescence imaging techniques for the detection and quantification of intracellular zinc ions within mammalian cell cultures.

Heterocyclic Synthesis

As a pyridine derivative and a sulphur-containing heterocycle, 2-Mercaptopyridine N-oxide functions as a valuable building block in organic synthesis for the construction of more complex molecules.

02 /Properties
Molecular weight127.16
Empirical formulaC5H5NOS
Assay99%
Application2-Mercaptopyridine N-oxide was used to investigate the mechanism of photodegradation of mercaptopyridine-N-oxide biocides1. It was used in ratiometric fluorescence imaging of intracellular zinc ions in mammalian cultures2.
Melting point69-72 °C(lit.)
03 /Safety & handling
GHS hazard pictogram: Toxic (GHS06)
Toxic
Danger

Hazard statements

  • H301Toxic if swallowed
  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements

  • P261Avoid breathing dust, fume, gas or vapours
  • P301IF SWALLOWED
  • P305IF IN EYES
Protective equipmentdust mask type N95 (US), Eyeshields, Faceshields, Gloves
Transport (UN / ADR)UN 3335
Water hazard class (WGK, DE)3
Hazard codes (EU)Xi
Risk statements (R)36/37/38
Safety statements (S)26-36

Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.

04 /Identifiers & registry
CAS number
1121-31-9
MDL number
MFCD00006196
PubChem substance
24851166
Beilstein registry
109936
05 /Quality & supply

Documentation

Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.

Supply & logistics

Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.

06 /Frequently asked questions

What is 2-Mercaptopyridine N-oxide used for?

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2-Mercaptopyridine N-oxide is used in chemical synthesis as a building block and has been applied in studies investigating biocide photodegradation and in ratiometric fluorescence imaging of intracellular zinc ions.

What is the CAS number and formula for 2-Mercaptopyridine N-oxide?

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The CAS number for 2-Mercaptopyridine N-oxide is 1121-31-9, and its empirical formula is C5H5NOS.

What grade and purity does Tech Serve Solutions supply?

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Tech Serve Solutions supplies 2-Mercaptopyridine N-oxide with a purity of 99%.

How should 2-Mercaptopyridine N-oxide be handled safely?

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Due to hazards including acute toxicity if swallowed, skin irritation, serious eye irritation, and respiratory irritation, handle with appropriate personal protective equipment: a dust mask type N95 (US), eyeshields, faceshields, and gloves. Ensure adequate ventilation.

Is 2-Mercaptopyridine N-oxide available for export?

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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including 2-Mercaptopyridine N-oxide.

How can I request a sample or quote for 2-Mercaptopyridine N-oxide?

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To request a sample or a quote, please contact our sales team through the provided channels on the Tech Serve Solutions website.

Need 2-Mercaptopyridine N-oxide in a specific grade or volume?