INT FORMAZAN
Synonym(s):1-(4-Iodophenyl)-5-(4-nitrophenyl)-3-phenylformazan;INT-Formazan;Iodonitrotetrazolium formazan
- CAS NO.：7781-49-9
- Empirical Formula: C19H14IN5O2
- Molecular Weight: 471.25
- MDL number: MFCD00007300
- EINECS: 231-950-6
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-01-13 13:16:52
What is INT FORMAZAN?
What are the applications of Application
Iodonitrotetrazolium violet-formazan is a reagent
Purification Methods
Dissolve it in boiling dioxane (20g in 300mL), add H2O (100mL) slowly, cool, filter and dry it in vacuo at 100o. Its solubility in CHCl3 is ~1%. [UV: Fox & Atkinson J Am Chem Soc 72 3629 1950, Beilstein 26 III/IV 1776.]
Properties of INT FORMAZAN
| Melting point: | 187 °C (dec.)(lit.) |
| Boiling point: | 564.9±60.0 °C(Predicted) |
| Density | 1.59±0.1 g/cm3(Predicted) |
| form | crystalline |
| pka | 9.53±0.10(Predicted) |
| color | brown |
| BRN | 1829738 |
Safety information for INT FORMAZAN
| Signal word | Danger |
| Pictogram(s) |
 Health Hazard GHS08 |
| GHS Hazard Statements |
H334:Sensitisation, respiratory |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P342+P311:IF experiencing respiratory symptoms: call a POISON CENTER or doctor/physician. |
Computed Descriptors for INT FORMAZAN
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