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Molekula

2-Thiouracil

CAS 141-90-2 C4H4N2OS MW 128.15 In stock

2-Thiouracil is a heterocyclic organic compound used in pharmaceutical research and as an intermediate in the synthesis of nucleoside analogs. It appears as a white to pale yellow crystalline powder. CAS: 141-90-2, Molecular Formula: C4H4N2OS, Molecular Weight: 128.15 g/mol. Store at ambient temperature. Signal word: Warning. Molekula supplies 2-Thiouracil from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

CoA by batch

Overview

2-Thiouracil is a heterocyclic organic compound used in pharmaceutical research and as an intermediate in the synthesis of nucleoside analogs. It appears as a white to pale yellow crystalline powder. CAS: 141-90-2, Molecular Formula: C4H4N2OS, Molecular Weight: 128.15 g/mol. Store at ambient temperature. Signal word: Warning. Molekula supplies 2-Thiouracil from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

Specifications

Property Value
Appearance White to off-white powder
Heavy metals ≤ 25ppm
Identification Conforms to reference
Loss on Drying ≤ 0.5%
Assay ≥ 99.0%
Residue on Ignition ≤ 0.5%
Any other individual Impurities ≤ 0.5%

Storage & handling

Property Value
Storage Temperature Ambient
Shelf Life 24 months
Acidity Neutral

Identification

Property Value
CAS Number 141-90-2
Molecular Formula C4H4N2OS
Molecular Weight 128.15
SMILES C1=CNC(=S)NC1=O
REACH Code Y110
TSCA Listed Yes
HTS Code 29335995
Tariff Code 2933599590

Safety & GHS

Warning
  • GHS pictogram — Flammable Flammable GHS02

Hazard statements

  • H303 May be harmful if swallowed
  • H351 Suspected of causing cancer
  • H401 Toxic to aquatic life

Precautionary statements

  • P201 Obtain special instructions before use
  • P260 Do not breathe dust/fume/gas/mist/vapours/spray
  • P273 Avoid release to the environment
  • P280 Wear protective gloves/protective clothing/eye protection/face protection
  • P308+313 IF exposed or concerned: Get medical advice/attention
  • P501 Dispose of contents/container to an approved waste disposal plant

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 2-Thiouracil used for?

2-Thiouracil is primarily used as a chemical intermediate in the synthesis of pharmaceuticals and agrochemicals, and as a reagent in organic synthesis.

What is the chemical formula and molecular weight of 2-Thiouracil?

The chemical formula is C4H4N2OS and the molecular weight is 128.15 g/mol.

How should 2-Thiouracil be stored?

2-Thiouracil should be stored at ambient temperature, protected from moisture and light.

What grade of 2-Thiouracil is available?

Molekula supplies 2-Thiouracil in research grade.

Can Molekula supply 2-Thiouracil in bulk?

Yes, Molekula can supply 2-Thiouracil in bulk quantities—please contact our sales team for pricing and availability.

What documentation comes with a 2-Thiouracil order?

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.

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