Nirmatrelvir is an azabicyclohexane compound that functions as an inhibitor of the SARS-CoV-2 main protease. It is an orally administered active pharmaceutical ingredient used in combination with ritonavir as part of the COVID-19 treatment regimen Paxlovid.
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Descyano nirmatrelvir acetamide
pharmaceutical intermediate
N-Nitroso-Folic Acid
pharmaceutical raw material
5-Desethoxy,-5-Methoxy-Finerenone
pharmaceutical raw material
1-(3,4-Dihydroxyphenyl)-2-(methylamino)ethane-1-sulfonic acid
pharmaceutical raw material
Calquence
pharmaceutical raw material
The international HS code for Nirmatrelvir (CAS 2628280-40-8) is 2933.79.
2933.79
2933 79 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
(1R,2S,5S)-N-[(1S)-1-cyano-2-[(3S)-2-oxopyrrolidin-3-yl]ethyl]-3-[(2S)-3,3-dimethyl-2-[(2,2,2-trifluoroacetyl)amino]butanoyl]-6,6-dimethyl-3-azabicyclo[3.1.0]hexane-2-carboxamide
LIENCHBZNNMNKG-OJFNHCPVSA-N
CC1([C@@H]2[C@H]1[C@H](N(C2)C(=O)[C@H](C(C)(C)C)NC(=O)C(F)(F)F)C(=O)N[C@@H](C[C@@H]3CCNC3=O)C#N)C
Sourcing Nirmatrelvir?
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