W-13 is a naphthalenesulfonamide derivative that acts as a potent antagonist of calmodulin (IC50 = 22 μM) and is widely used to investigate Ca2+/calmodulin-regulated enzyme activities.
MedKoo Cat#: 128014
Name: W-13 HCl
CAS#: 88519-57-7
Chemical Formula: C14H18Cl2N2O2S
Exact Mass: 0.0000
Molecular Weight: 349.27
Elemental Analysis: C, 48.14; H, 5.19; Cl, 20.30; N, 8.02; O, 9.16; S, 9.18
The following data is based on the product molecular weight 349.27 Batch specific molecular weights may vary from batch to batch due to the degree of hydration, which will affect the solvent volumes required to prepare stock solutions.
| Concentration / Solvent Volume / Mass | 1 mg | 5 mg | 10 mg |
|---|---|---|---|
| 1 mM | 1.15 mL | 5.76 mL | 11.51 mL |
| 5 mM | 0.23 mL | 1.15 mL | 2.3 mL |
| 10 mM | 0.12 mL | 0.58 mL | 1.15 mL |
| 50 mM | 0.02 mL | 0.12 mL | 0.23 mL |
