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Pyridine Derivatives

Sodium pyrithione, 96%

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Buy Sodium pyrithione, 96% (CAS 3811-73-2) from Zemixal. Lab and bulk packs, batch COA, fast global delivery. Purity 96%.

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Sodium pyrithione, 96% chemical structure
CAS number3811-73-2
FormulaC5H4NNaOS
Molar mass149.15 g/mol
Physical formCrystalline
HS code29332990
Purity96%
InChIKeyXNRNJIIJLOFJEK-UHFFFAOYSA-N
IUPAC namesodium 1-oxidopyridine-2-thione

About Sodium pyrithione, 96%

Zemixal supplies Sodium pyrithione, 96% within its pharma Intermediates & Building Blocks portfolio. Key data (96%): CAS 3811-73-2, formula C5H4NNaOS and molar mass 149.15 g/mol. Expect white to yellow powder or crystals.

Where it is used

  • Coordination chemistry
  • Organic synthesis

Storage and safety notes

Literature values: melting point 287 °C. It carries the GHS signal word Danger (H302+H312+H332, H302, H311+H331 and H311), so wear gloves and eye protection and work with good ventilation.

Order it in 1 g, 5 g, 25 g and 1 kg packs or ask for a bulk quotation. Each lot travels with a batch certificate of analysis and a 16-section SDS. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Typical uses

  • Coordination chemistry
  • Organic synthesis

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Specifications and identifiers

Specifications of Sodium pyrithione, 96%
Product nameSodium pyrithione, 96%
Catalogue numberZX-010950
CAS number3811-73-2
IUPAC namesodium 1-oxidopyridine-2-thione
Molecular formulaC5H4NNaOS
Molar mass149.15 g/mol
Exact mass148.9911
Purity / assay96%
Physical formCrystalline
AppearanceWhite to yellow powder or crystals
Melting point287 °C
H-bond donors / acceptors0 / 2
Topological polar surface area58.4 Ų
HS code29332990
InChIKeyXNRNJIIJLOFJEK-UHFFFAOYSA-N
SMILESC1=CC(=S)N(C=C1)[O-].[Na+]
PubChem CID19658
Synonyms1-Hydroxy-2-pyridinethione sodium salt anhydrous, 2-Pyridinethiol 1-oxide sodium salt anhydrous, Pyrithione sodium salt anhydrous, Omadine sodium, Sodium (2-pyridylthio)-N-oxide, sodium (1-oxidopyridin-1-ium-2-yl)sulfanide, 2-Mercaptopyridine 1-oxide sodium salt, 2-Mercaptopyridine n-oxide sodium, 2-Mercaptopyridinen-oxide sodiumsalt, 2-Mercaptopyridine N-oxide (sodium), 2-Pyridinethiol, 1-oxide, sodium salt (1:1), 2-Mercaptopyridine N-oxide sodium salt anhydrous

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS06 Acute toxicity
Acute toxicity
GHS07 Irritant or harmful
Irritant or harmful
GHS08 Health hazard
Health hazard
GHS09 Hazardous to the environment
Hazardous to the environment

Signal word Danger

  • H302+H312+H332Harmful if swallowed, in contact with skin or if inhaled
  • H302Harmful if swallowed
  • H311+H331Toxic in contact with skin or if inhaled.
  • H311Toxic in contact with skin
  • H312Harmful in contact with skin
  • H315Causes skin irritation
  • H317May cause an allergic skin reaction
  • H319Causes serious eye irritation
  • H331Toxic if inhaled
  • H332Harmful if inhaled
  • H372Causes damage to organs through prolonged or repeated exposure
  • H400Very toxic to aquatic life
  • H411Toxic to aquatic life with long lasting effects

Precautionary statements P260, P261, P262, P264, P264 + P265, P270, P271, P272, P273, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P316, P317, P319, P321, P330, P332 + P317, P333 + P317, P337 + P317, P361 + P364, P362 + P364

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of Sodium pyrithione, 96%
1 gQuoted on request
5 gQuoted on request
25 gQuoted on request
1 kgQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Sodium pyrithione, 96%

Which CAS number identifies Sodium pyrithione, 96%?
Sodium pyrithione, 96% is registered under CAS 3811-73-2. You may also see it listed as 1-Hydroxy-2-pyridinethione sodium salt anhydrous, 2-Pyridinethiol 1-oxide sodium salt anhydrous, Pyrithione sodium salt anhydrous. Our catalogue number for this item is ZX-010950.
What are the formula and molar mass of Sodium pyrithione, 96%?
For Sodium pyrithione, 96%, its formula is C5H4NNaOS and its molar mass is 149.15 g/mol. The systematic (IUPAC) name is sodium 1-oxidopyridine-2-thione. InChIKey XNRNJIIJLOFJEK-UHFFFAOYSA-N lets you match it in any structure database.
What grade and pack sizes are available for Sodium pyrithione, 96%?
This listing is 96% purity. Standard packs are 1 g, 5 g, 25 g, 1 kg. Larger quantities and custom packing can be quoted on request.
Which documents come with Sodium pyrithione, 96%?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship Sodium pyrithione, 96% to my country?
Yes. Because Sodium pyrithione, 96% is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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