| Description | Carmoisine (Azo Rubine) is a food dye Azorubine and is used for the purposes where food is heat-treated after fermentation. |
| Synonyms | Azo Rubine, Chromotrope FB, 偶氮玉红, 铬变素FB |
| molecular weight | 502.4 |
| Molecular formula | C20H12N2Na2O7S2 |
| CAS | 3567-69-9 |
| Storage | Powder: -20°C for 3 years | In solvent: -80°C for 1 year |
| Solubility | DMSO: 55 mg/mL (109.47 mM) |
| References | 1. Kumar J , Bansal A . Dual effect of photocatalysis and adsorption in degradation of azorubine dye using Nanosized TiO2 and activated carbon immobilized with different techniques[J]. international journal of chemtech research, 2010, 2(3):1537-1543. |