| Bioactivity | CCF0058981 (CCF981), 3-chlorophenyl analogue, is a noncovalent SARS-CoV-2 3CLpro (SC2) inhibitor with an IC50 of 68 nM. CCF0058981 inhibits SC1 (SARS-CoV-1 3CLpro) with an IC50 of 19 nM. CCF0058981 has antiviral efficacy and has the potential for COVID-19 research[1]. | ||||||||||||
| Target | IC50: 68 nM (SC2) and 19 nM (SC1) | ||||||||||||
| Invitro | CCF0058981 (CCF981) has cytopathic effect (CPE) inhibition (EC50=497 nM) and plaque reduction (EC50=558 nM) in vitro viral replication[1]. CCF0058981 has the 50% cytotoxic concentration (CC50) in the CPE antiviral assay of >50 μM[1]. CCF0058981 has a T1/2 of 21.1 min, a CLlnt of 141 mL/min•kg in Human liver microsomes[1]. | ||||||||||||
| Name | CCF0058981 | ||||||||||||
| Formula | C24H19ClN6O | ||||||||||||
| Molar Mass | 442.90 | ||||||||||||
| Appearance | Solid | ||||||||||||
| Transport | Room temperature in continental US; may vary elsewhere. | ||||||||||||
| Storage |
|
||||||||||||
| Reference | [1]. Sang Hoon Han, et al. Structure-Based Optimization of ML300-Derived, Noncovalent Inhibitors Targeting the Severe Acute Respiratory Syndrome Coronavirus 3CL Protease (SARS-CoV-2 3CL pro). J Med Chem. 2021 Aug 4;acs.jmedchem.1c00598. |