Magneson
Synonym: 4-(4-Nitrophenylazo)resorcinol
Linear Formula:
C12H9N3O4
Molecular Weight: 259.22g/mol
CAS Number: 74-39-5
Properties
| Vapour pressure | 0.0±1.4 mmHg at 25℃ |
| Water Solubility | Practically insoluble |
| Refractive index | 1.666 |
| B pt. | 509.2℃ at 760 mmHg |
| M pt. | 192℃ |
| Density | 1.45 g/cm3 |
Safety Information
| Hazard Statement(s) | H315-H319 |
| Precautionary Statement | P264-P280-P302 + P352-P337 + P313-P305 + P351 + P338-P362 + P364-P332 + P313 |
| Symbol |
|
| Signal word | Warning |
| HS Code | 2927000090 |
| Flash point | 261.7±25.4℃ |
| Storage Temp. | Store at room temperature. |
| Storage Class | 8 |
| Packaging | Glass Bottle |
| UN Number | 1759 |
Description
Recommended products
Manganese Powder -325 Mesh 99.3% (Metals Basis)
Application
Azo violet (4-(4-Nitrophenylazo)resorcinol) is an organic compound with the chemical formula C12H9N3O4. It is used commercially as a violet dye and experimentally as a pH indicator turning blue-purple in the presence of magnesium salt in a slightly alkaline or basic environment. Azo violet may also be used to test for the presence of ammonium ions.
Purpose
For R&D use onlynot for drug household or other uses.
General Description
4-(4-Nitrophenylazo) resorcinol also known as azo violet or magneson I is a red colored powder.It functions as a spot test reagent and forms blue lake on reaction with Mg(OH)2in alkaline solution. It is mainly used for determining the presence of magnesium in the solution.
Documents
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