| Description | Solvent Yellow 93, an azomethine dye, is used as a colorant of toner. |
| molecular weight | 358.39 |
| Molecular formula | C21H18N4O2 |
| CAS | 4702-90-3 |
| Storage | keep away from direct sunlight | Powder: -20°C for 3 years | In solvent: -80°C for 1 year | Shipping with blue ice. |
| Solubility | DMSO: ＜1 mg/mL (insoluble or slightly soluble), Sonication is recommended. |
| References | 1. Tsutomu Igarashi, et al. Photopolymerizable composition. JP2000241971A. 2. Yoshiaki Kobayashi, et al. Image forming method. JPH11184156A. |