| Product Name: | OSI-420 |
| Catalog Number: | M3491 |
| CAS Number: | 183320-51-6 |
| Formula: | C21H21N3O4.HCl |
| Molecular Weight: | 415.87 |
| Solubility: | DMSO 80 mg/mL |
| Storage: |
Powder -20°C 3 years ; 4°C 2 years In solvent -80°C 6 months ; -20°C 1 month |
| Chemical Structure: | ![]() |
| Description: | OSI-420 is the active metabolite of Erlotinib (EGFR inhibitor with IC50 of 2 nM). |
| 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. |