| CAS Number | 51-21-8 |
| Catalog Description | 5-Fluorouracil, 99% |
| Synonym | 5-Fluoro-2,4(1H,3H)-pyrimidinedione |
| Synonym | 2,4-Dihydroxy-5-fluoropyrimidine |
| MDL Number | MFCD00006018 |
| Master Molecular formula | C4H3FN2O2 |
| Molecular formula | C4H3FN2O2 |
| Melting point in C | 282-286° (decomposes) |
| Merck Number | 14,4181 |
| Beilstein | 127172 |
| Sensitivity | Light Sensitive |
| EC Number | 200-085-6 |
| Shipping | Hazardous for shipping |
| CAS Number | 51-21-8 |
| UN# | UN2811 |
| Haz Class | 6.1 |
| Packing Group | III |
| Signal Word | Danger |
| Pictogram code 1 |
|
| H Phrases | H360-H341-H373-H302 |
| P Phrases | P260-P280-P301+P312-P308+P313-P405-P501A |
| TSCA | Yes |
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