2-Amino-5-nitrothiazole is used as an important intermediate in the preparation of azo heterocyclic
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Advantage of 2-Amino-5-Nitrothiazole CAS No. 121-66-4 Easy to store Stable product performance It is widely used in dye intermediates
2-Amino-5-nitrothiazole is used as an important intermediate in the preparation of azo heterocyclic dyes.
Product Name
2-Amino-5-Nitrothiazole
Multiple Names
Enheptyne;
5-Nitrothiazol-2-Ylamine;
5-Nitro-1,3-Thiazol-2-Amine;
4-Nitro-1,3-Thiazol-2-Amine;
2-Amion-5-Nitro Thiazole;
5-Nitro-2-Aminothiazole
CAS No. 121-66-4
EC No. 204-490-9
MF No. C3H4N2O3S
MW No. 148.1405
| Name | 2-Amino-5-nitrothiazole |
| Synonyms | entramin Enheptyne nci-c03065 enheptin-t nitraminido 5-nitro-2-thiazolamin 5-nitro-2-Thiazolamine 2-Amino-5-nitrothiazole 2-amino-5-nitro-thiazol 5-nitrothiazol-2-ylamine 5-nitro-2-thiazolylamine 2-Amion-5-Nitro thiazole 5-nitro-1,3-thiazol-2-amine 4-nitro-1,3-thiazol-2-amine |
| CAS | 121-66-4 |
| EINECS | 204-490-9 |
| InChI | InChI=1/C3H4N2O3S/c4-3-8-1-2(9-3)5(6)7/h1,3H,4H2 |
| InChIKey | MIHADVKEHAFNPG-UHFFFAOYSA-N |
| Molecular Formula | C3H3N3O2S |
| Molar Mass | 145.14 |
| Density | 1.583 (estimate) |
| Melting Point | 195-200 °C (dec.) (lit.) |
| Boling Point | 345.1±15.0 °C(Predicted) |
| Solubility | 95% ethanol: soluble1g/150g at 20°C |
| Appearance | Solid |
| Color | Yellow |
| Merck | 14,457 |
| BRN | 126797 |
| pKa | 1.26±0.10(Predicted) |
| Storage Condition | Keep in dark place,Inert atmosphere,2-8°C |
| Stability | Stable. Incompatible with strong acids, strong oxidizing agents, acid chlorides, acid anhydrides. |
| Sensitive | Light Sensitive |
| Refractive Index | 1.6740 (estimate) |
| MDL | MFCD00005326 |
| Physical and Chemical Properties | Yellow crystals. Slightly bitter. Soluble in hot water and dilute acid, slightly soluble in water and organic solvents (such as ethanol, ether). |
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