4-(4-Nitrophenylazo)-resorcinol, 10 g
Order number: 74-39-5
Part number: AC100054053
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4-(4-Nitrophenylazo)-Resorcinol is applied in various analytical and synthetic procedures as a pH indicator due to its structural class as an azo dye. Its molecular formula is C12H9N3O4, with a molecular weight of 259.22. This compound exhibits a Warning signal word Additionally, it has been observed to form complexes with certain metal ions, expanding its utility in analytical chemistry.
- CAS Number: 74-39-5
- Exact Mass: 259.05930578
- Molecular Weight: 259.22
- GHS Signal Word: Warning
- Molecular Formula: C12H9N3O4
- Hazard Statements:
- H315: Causes skin irritation [Warning Skin corrosion/irritation]
| Name | Value | |
|---|---|---|
| WGK | : | 1 |
| EG-Nr. | : | 200-808-5 |
| CAS No. | : | 74-39-5 |
| Molar mass (M) | : | 259,22 g/mol |
| Determination of | : | Mg |
| Colour conversion | : | yellow - violet |
| Empirical formula | : | C12H9N3O4 |
| Melting point (mp) | : | 200 °C |
| Transition range pH | : | 11,0 - 13,0 |
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