| Product Name: | K777 |
| Catalog Number: | M29515 |
| CAS Number: | 233277-99-1 |
| Formula: | C32H38N4O4S |
| Molecular Weight: | 574.73 |
| Form: | Solid |
| Solubility: | DMSO 100 mg/mL (ultrasonic) |
| Storage: | Powder -20°C |
| Chemical Structure: | ![]() |
| Description: | K777 is a potent, orally active and irreversible cysteine protease inhibitor. K777 is also a potent CYP3A4 inhibitor with an IC50 of 60 nM and a selective CCR4 antagonist featuring the potent chemotaxis inhibition. K777 irreversibly inhibits Cruzain, the major cysteine protease of Trypansoma cruzi, and cathepsins B and L. K777 is a broad-spectrum antiviral by targeting cathepsin-mediated cell entry. K777 inhibits SARS-CoV and EBOV pseudovirus entry with IC50 values of 0.68 nM and 0.87 nM, respectively. |
| 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. |