| Product Name: | Sudan IV |
| Catalog Number: | M39665 |
| CAS Number: | 85-83-6 |
| Formula: | C24H20N4O |
| Molecular Weight: | 380.44 |
| Form: | Solid |
| Solubility: | DMSO 5 mg/mL (ultrasonic) |
| Storage: | 4°C, protect from light |
| Chemical Structure: | ![]() |
| Description: | Sudan IV is a lysochrome (fat-soluble dye) diazo dye used for the staining of lipids, triglycerides and lipoproteins on frozen paraffin sections. |
| Stability and Solubility Advice: | Information concerning product stability, particularly in solution, has rarely been reported and in most cases we can only offer a general guide. We recommend that stock solutions, once prepared, are stored aliquoted in tightly sealed vials and used within 1 month. Avoid repeated freeze and thaw cycles. Storage conditions for some special products should refer to their storage details. |