Certificate of Analysis
| Product Name: | SB 328437 |
| Catalog Number: | M8257 |
| CAS Number: | 247580-43-4 |
Physical and Chemical Properties
| Formula: | C21H18N2O5 |
| Molecular Weight: | 378.38 |
| Form: | Solid |
| 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: |  |
Analytical Data
| QC Standard: | >98.0% |
| H-NMR: | Consistent with structure |
Product Information
| Description: | SB-328437 is a potent, selective non-peptide CCR3 antagonist with an IC50 of 4.5 nM. SB 328437 inhibits the recruitment and migration of eosinophils in allergen models of models. SB 328437 suppresses the Th2-mediated eosinophil infiltration in the airways. |
| 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. |