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4(6)-Methyl-2-thiouracil

CAS 56-04-2 C5H6N2OS MW 142.18 In stock

4(6)-Methyl-2-thiouracil is a heterocyclic compound used in organic synthesis and as a biochemical research reagent. It serves as an intermediate in the production of pharmaceuticals and agrochemicals. Available with a CAS number of 56-04-2, its molecular formula is C5H6N2OS and molecular weight is 142.18 g/mol. It should be stored at ambient temperature and is classified with a warning signal word. Molekula supplies 4(6)-Methyl-2-thiouracil from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

CoA by batch

Overview

4(6)-Methyl-2-thiouracil is a heterocyclic compound used in organic synthesis and as a biochemical research reagent. It serves as an intermediate in the production of pharmaceuticals and agrochemicals. Available with a CAS number of 56-04-2, its molecular formula is C5H6N2OS and molecular weight is 142.18 g/mol. It should be stored at ambient temperature and is classified with a warning signal word. Molekula supplies 4(6)-Methyl-2-thiouracil from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

Specifications

Property Value
Appearance White crystal powder
Melting Point 328 - 333℃
Loss on Drying ≤0.5%
Assay ≥99.0%
Residue on Ignition ≤0.1%

Storage & handling

Property Value
Storage Temperature Ambient
Shelf Life 48 months
Acidity Neutral

Identification

Property Value
CAS Number 56-04-2
Molecular Formula C5H6N2OS
Molecular Weight 142.18
SMILES CC1=CC(=O)NC(=S)N1
REACH Code Y110
TSCA Listed Yes
HTS Code 2933599500
Tariff Code 2933599590

Safety & GHS

Warning
  • GHS pictogram — Explosive Explosive GHS01
  • GHS pictogram — Flammable Flammable GHS02

Hazard statements

  • H302 Harmful if swallowed
  • H317 May cause an allergic skin reaction
  • H351 Suspected of causing cancer

Precautionary statements

  • P260 Do not breathe dust/fume/gas/mist/vapours/spray
  • P280 Wear protective gloves/protective clothing/eye protection/face protection
  • P301+310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician
  • P302+352 IF ON SKIN: Wash with soap and water
  • 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

  • 100 g

    $58.69 · per pack

  • 500 g

    $222.00 · per pack

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 4(6)-Methyl-2-thiouracil used for?

It is primarily used as a research chemical in pharmaceutical and biochemical studies, particularly in the development of antithyroid agents and as a building block in organic synthesis.

What is the chemical formula and molecular weight of 4(6)-Methyl-2-thiouracil?

The formula is C5H6N2OS with a molecular weight of 142.18 g/mol.

How should 4(6)-Methyl-2-thiouracil be stored?

It should be stored at ambient temperature, protected from light and moisture.

What grade is available for 4(6)-Methyl-2-thiouracil?

It is available in research grade, suitable for laboratory use.

Can Molekula supply 4(6)-Methyl-2-thiouracil in bulk?

Yes, Molekula can supply 4(6)-Methyl-2-thiouracil in bulk quantities—please contact our sales team for pricing and availability.

What documentation comes with an order of 4(6)-Methyl-2-thiouracil?

Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS), compliant with regulatory standards.

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

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