Molekula
2-Thiouracil
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.
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.
Pricing & pack sizes
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
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Serious Health Hazard
GHS08
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
Documents
Safety Data Sheets (SDS)
Available in PT, ES, FR, DE, IT, EN.
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PT - (44036154) 2-THIOURACIL [141-90-2].pdf
SDS · PT · 170 KB
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ES - (44036154) 2-THIOURACIL [141-90-2].pdf
SDS · ES · 168 KB
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FR - (44036154) 2-THIOURACIL [141-90-2].pdf
SDS · FR · 169 KB
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DE - (44036154) 2-THIOURACIL [141-90-2].pdf
SDS · DE · 168 KB
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IT - (44036154) 2-THIOURACIL [141-90-2].pdf
SDS · IT · 166 KB
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EN - (44036154) 2-THIOURACIL [141-90-2].pdf
SDS · EN · 164 KB
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.
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.