MedKoo Cat#: 125633 | Name: Bofutrelvir
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Description:

WARNING: This product is for research use only, not for human or veterinary use.

Bofutrelvir (FB2001) is a potent small-molecule inhibitor of the SARS-CoV-2 main protease (3CLpro), a key enzyme required for viral replication. In enzymatic assays, Bofutrelvir demonstrated strong inhibitory activity against SARS-CoV-2 3CLpro with an IC₅₀ of 0.04 µM. In cell-based antiviral assays using Vero E6 cells infected with SARS-CoV-2, FB2001 exhibited robust antiviral efficacy, showing an EC₅₀ of approximately 0.5 µM and low cytotoxicity (CC₅₀ >100 µM), resulting in a high selectivity index. Furthermore, in vivo studies in a SARS-CoV-2-infected mouse model showed that oral administration of FB2001 significantly reduced viral RNA loads in the lungs and improved histopathological outcomes

Chemical Structure

Bofutrelvir
Bofutrelvir
CAS# 2103278-86-8

Theoretical Analysis

MedKoo Cat#: 125633

Name: Bofutrelvir

CAS#: 2103278-86-8

Chemical Formula: C25H32N4O4

Exact Mass: 452.2400

Molecular Weight: 452.56

Elemental Analysis: C, 66.35; H, 7.13; N, 12.38; O, 14.14

Price and Availability

Size Price Availability Quantity
5mg USD 750.00 2 Weeks
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Related CAS #
No Data
Synonym
FB2001; FB 2001; FB-2001; Bofutrelvir;
IUPAC/Chemical Name
N-((S)-3-cyclohexyl-1-oxo-1-(((S)-1-oxo-3-((S)-2-oxopyrrolidin-3-yl)propan-2-yl)amino)propan-2-yl)-1H-indole-2-carboxamide
InChi Key
HPKJGHVHQWJOOT-ZJOUEHCJSA-N
InChi Code
InChI=1S/C25H32N4O4/c30-15-19(13-18-10-11-26-23(18)31)27-24(32)21(12-16-6-2-1-3-7-16)29-25(33)22-14-17-8-4-5-9-20(17)28-22/h4-5,8-9,14-16,18-19,21,28H,1-3,6-7,10-13H2,(H,26,31)(H,27,32)(H,29,33)/t18-,19-,21-/m0/s1
SMILES Code
O=C(N[C@@H](CC1CCCCC1)C(N[C@@H](C[C@@H]2CCNC2=O)C([H])=O)=O)C(N3)=CC4=C3C=CC=C4
Appearance
To be determined
Purity
>98% (or refer to the Certificate of Analysis)
Shipping Condition
Shipped under ambient temperature as non-hazardous chemical. This product is stable enough for a few weeks during ordinary shipping and time spent in Customs.
Storage Condition
Dry, dark and at 0 -4 C for short term (days to weeks) or -20 C for long term(months to years).
Solubility
To be determined
Shelf Life
>2 years if stored properly
Drug Formulation
To be determined
Stock Solution Storage
0 - 4 C for short term (days to weeks), or -20 C for long term (months).
HS Tariff Code
2934.99.9001
More Info

Preparing Stock Solutions

The following data is based on the product molecular weight 452.56 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.

Recalculate based on batch purity %
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
1: Hu S, Zhang Y, Wang C, Li J, Su H, Xie X, Wang J, Wang J, Cao J, He X, Xu Y, Zhang L, Dai W, Liu H. Development of Orally Bioavailable Octahydroindole-Based Peptidomimetic Derivative as a Broad-Spectrum Inhibitor against HCoV-OC43 and SARS-CoV-2. J Med Chem. 2025 May 22. doi: 10.1021/acs.jmedchem.4c03024. Epub ahead of print. PMID: 40400488. 2: Janin YL. On the origins of SARS-CoV-2 main protease inhibitors. RSC Med Chem. 2023 Oct 13;15(1):81-118. doi: 10.1039/d3md00493g. PMID: 38283212; PMCID: PMC10809347. 3: Moghadasi SA, Biswas RG, Harki DA, Harris RS. Rapid resistance profiling of SARS-CoV-2 protease inhibitors. NPJ Antimicrob Resist. 2023 Aug 20;1(1):9. doi: 10.1038/s44259-023-00009-0. PMID: 39843958; PMCID: PMC11721111. 4: Yang L, Wang Z. Bench-to-bedside: Innovation of small molecule anti-SARS- CoV-2 drugs in China. Eur J Med Chem. 2023 Sep 5;257:115503. doi: 10.1016/j.ejmech.2023.115503. Epub 2023 May 18. PMID: 37229831; PMCID: PMC10193775. 5: Moghadasi SA, Biswas RG, Harki DA, Harris RS. Rapid resistance profiling of SARS-CoV-2 protease inhibitors. Res Sq [Preprint]. 2023 Mar 15:rs.3.rs-2627723. doi: 10.21203/rs.3.rs-2627723/v1. Update in: NPJ Antimicrob Resist. 2023 Aug 20;1(1):9. doi: 10.1038/s44259-023-00009-0. PMID: 36993515; PMCID: PMC10055523. 6: Moghadasi SA, Biswas RG, Harki DA, Harris RS. Rapid resistance profiling of SARS-CoV-2 protease inhibitors. bioRxiv [Preprint]. 2023 Feb 27:2023.02.25.530000. doi: 10.1101/2023.02.25.530000. Update in: This article has been published with doi: 10.1038/s44259-023-00009-0. PMID: 36909573; PMCID: PMC10002627. 7: Shang W, Dai W, Yao C, Xu L, Tao X, Su H, Li J, Xie X, Xu Y, Hu M, Xie D, Jiang H, Zhang L, Liu H. In vitro and in vivo evaluation of the main protease inhibitor FB2001 against SARS-CoV-2. Antiviral Res. 2022 Dec;208:105450. doi: 10.1016/j.antiviral.2022.105450. Epub 2022 Oct 29. PMID: 36354082; PMCID: PMC9617675.