
| PRODUCT SPECIFICATIONS | |
|---|---|
| Product Name | AZURE B |
| IUPAC Name | dimethyl-[7-(methylamino)phenothiazin-3-ylidene]azanium;chloride |
| SYNONYMS | Azure I; N,N,N’-Trimethylthionin; Methylene Azure B; AZUR I |
| CAS No | 531-55-5 |
| Color Index No | 52010 |
| Molecular Formula | C15H16ClN3S |
| Molecular Weight | 305.8 g/mol |
| PubChem CID | 68275 |
| SR. No | Criteria | Limit/Specification |
|---|---|---|
| 1 | Appearance (Color) | Dark green to brown powder |
| 2 | Solubility (Color) ( c = 1mg/ml; Water) |
Blue to Very Dark Blue |
| 3 | Infrared spectrum | Conforms to Structure |
| 4 | Wavelength
(C = 0.01 G/L IN 0.1N HCL IN
MEOH) Extinction Coefficient |
638 - 644 ≥ 67000 |
| 5 | Wavelength Extinction Coefficient |
287 - 293 ≥ 36000 |
| 6 | Wavelength Absorbance |
241 - 247 ≥ 13000 |
| 7 | Purity (HPLC) | ≥ 85.0% |
| 8 | Elemental Analysis Carbon Nitrogen |
≥ 49.0 % ≥ 11.4 % |