CR-31-B (-)

An inhibitor of viral translation.

Phase of research

Potential treatment - pre-clinical evidence

How it helps

Antiviral

Drug status

Experimental

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Supporting references
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Contradictory references
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Clinical trials

General information

CR-31-B (-) is a potential anti-SARS-CoV-2 rocaglate drug, acting likely as an inhibitor of viral RNA translation (Müller et al., 2021).

CR-31-B (-) on PubChem


Synonyms

CR-1-31-B; (1R,2R,3S,3Ar,8bS)-1,8b-dihydroxy-N,6,8-trimethoxy-3a-(4-methoxyphenyl)-3-phenyl-2,3-dihydro-1H-cyclopenta[b]/aim/benzofuran-2-carboxamide

 

Structure image - CR-31-B (-)

COC1=CC=C(C=C1)[C@]23[C@@H]([C@H]([C@H]([C@]2(C4=C(O3)C=C(C=C4OC)OC)O)O)C(=O)NOC)C5=CC=CC=C5


Supporting references

Link Tested on Impact factor Notes Publication date
The rocaglate CR-31-B (−) inhibits SARS-CoV-2 replication at non-cytotoxic, low nanomolar concentrations in vitro and ex vivo
Small molecule In vitro Mechanism
Vero E6 cells; primary human bronchial epithelial cells 4.10

Inhibited SARS-CoV-2 replication in Vero E6 cells with EC50 of ca. 1.8 nM and reduced viral titres below detection threshold in primary human airway epithelial cells at 100 nM. It reduced viral protein accumulation and formation of replication/transcription complexes.

Jan/08/2021

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