Trifluorothymine
Chemical Intermediates 2025-03-02
CAS No.: 54-20-6 | EINECS: 200-197-5
1. Chemical Identification
| Property |
Specification |
| IUPAC Name |
5-(Trifluoromethyl)pyrimidine-2,4(1H,3H)-dione |
| Common Name |
Trifluorothymine; 5-Trifluoromethyluracil |
| Molecular Formula |
C₅H₃F₃N₂O₂ |
| Molecular Weight |
180.09 g/mol |
| CAS No. |
54-20-6 |
| EINECS No. |
200-197-5 |
2. Physical & Chemical Properties
| Parameter |
Value |
| Appearance |
White to pale yellow crystalline powder |
| Purity (HPLC) |
≥99% |
| Melting Point |
242-246°C |
| Water Solubility |
Insoluble |
| Organic Solubility |
Soluble in DMSO, DMF; slightly soluble in methanol |
| Storage |
RT in airtight container, protect from moisture |
3. Production & Supply
| Parameter |
Detail |
| Annual Capacity |
200 metric tons |
| MOQ |
217g |
| Packaging |
217g (glass bottle), 1kg (double PE bag), 25kg (fiber drum) |
| Shelf Life |
36 months when stored properly |
4. Quality Standards
| Test |
Specification |
| Purity (HPLC) |
≥99.0% |
| Related Substances |
≤1.0% total |
| Heavy Metals |
≤10 ppm |
| Loss on Drying |
≤0.5% |
5. Applications
- Pharmaceutical Intermediate:
- Key building block for antiviral/anticancer drugs
- Used in fluorinated nucleoside synthesis
- Agrochemicals:
- Intermediate for novel pesticides
- Chemical Research:
- Fluorinated heterocycle for medicinal chemistry
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