| Bioactivity | RH 421 is a voltage-sensitive styryl dye that can penetrate through the lipid bilayers. RH 421 is a chromogenic substrate for β-galactosidase[1]. Storage: protect from light. |
| Name | RH 421 |
| CAS | 107610-19-5 |
| Formula | C29H42N2O3S |
| Molar Mass | 498.72 |
| Transport | Room temperature in continental US; may vary elsewhere. |
| Storage | Please store the product under the recommended conditions in the Certificate of Analysis. |
| Reference | [1]. D Y Malkov, et al. Fluorescent styryl dyes of the RH series affect a potential drop on the membrane/solution boundary. Biochim Biophys Acta. 1996 Jan 31;1278(2):197-204. |