Skip to content
Molekula

Molekula

3-Mercapto-1,2,4-triazole

CAS 3179-31-5 C2H3N3S MW 101.13 In stock

3-Mercapto-1,2,4-triazole is a sulfur-containing heterocyclic compound used as a corrosion inhibitor, stabilizer, and intermediate in organic synthesis. It is a white to off-white crystalline powder with a molecular formula of C2H3N3S, a molecular weight of 101.13 g/mol, and a CAS number of 3179-31-5. It is stable at ambient storage conditions. Hazard classification includes signal word Danger. Molekula supplies 3-Mercapto-1,2,4-triazole from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

CoA by batch

Overview

3-Mercapto-1,2,4-triazole is a sulfur-containing heterocyclic compound used as a corrosion inhibitor, stabilizer, and intermediate in organic synthesis. It is a white to off-white crystalline powder with a molecular formula of C2H3N3S, a molecular weight of 101.13 g/mol, and a CAS number of 3179-31-5. It is stable at ambient storage conditions. Hazard classification includes signal word Danger. Molekula supplies 3-Mercapto-1,2,4-triazole from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

Specifications

Property Value
Appearance White or light yellow crystals
Melting Point 218.0 - 223.0 °C
Identification Conforms to reference
Loss on Drying ≤0.5%
Assay ≥99.0 %

Storage & handling

Property Value
Storage Temperature Ambient
Shelf Life 24 months
Acidity Neutral

Identification

Property Value
CAS Number 3179-31-5
Molecular Formula C2H3N3S
Molecular Weight 101.13
REACH Code Y110
Tariff Code 29339980

Safety & GHS

Danger
  • GHS pictogram — Explosive Explosive GHS01
  • GHS pictogram — Toxic Toxic GHS06

Hazard statements

  • H302 Harmful if swallowed
  • H317 May cause an allergic skin reaction
  • H319 Causes serious eye irritation
  • H335 May cause respiratory irritation
  • H400 Very toxic to aquatic life
  • H410 Very toxic to aquatic life with long lasting effects

Precautionary statements

  • P261 Avoid breathing dust/fume/gas/mist/vapours/spray
  • P273 Avoid release to the environment
  • P280 Wear protective gloves/protective clothing/eye protection/face protection
  • P304+340 IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing
  • P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
  • P308+313 IF exposed or concerned: Get medical advice/attention

For research and industrial use only

Not for use in food, drugs, household, or in or on humans or animals. Consult the Safety Data Sheet before handling.

Documents

Certificate of Analysis (CoA) by batch

Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.

Pricing & pack sizes

Pack sizes & pricing

Pricing on request — packs available from research to bulk quantities.

Prices exclude VAT/sales tax and shipping. Bulk and custom pack sizes available on request.

Synonyms

No alternate names recorded for this product.

Frequently asked questions

What is 3-Mercapto-1,2,4-triazole used for?

It is primarily used as a corrosion inhibitor and intermediate in the synthesis of pharmaceuticals and agrochemicals.

What is the chemical formula and molecular weight of 3-Mercapto-1,2,4-triazole?

The formula is C2H3N3S with a molecular weight of 101.13 g/mol.

How should 3-Mercapto-1,2,4-triazole be stored?

It should be stored at ambient temperature, away from moisture and incompatible materials.

What grade is available for 3-Mercapto-1,2,4-triazole?

Available in technical grade; custom purity options may be available upon request.

Can Molekula supply 3-Mercapto-1,2,4-triazole in bulk?

Yes, bulk quantities are available—please contact our sales team for pricing and lead times.

What documentation comes with an order of 3-Mercapto-1,2,4-triazole?

Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS) with the shipment.

Ready to order or need a custom pack?

Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.

Talk to a chemist
Documents Pricing
Request a quote
Tell us what you need and our sales team will come back with pricing and lead times.
Full name
Email
Product
Quantity
Note