tert-butyl N-{1-[(1S)-1-{[(1R,2S)-1-(benzylcarbamoyl)-1-hydroxy-3-[(3S)-2-oxopyrrolidin-3-yl]propan-2-yl]carbamoyl}-2-cyclopropylethyl]-2-oxopyridin-3-yl}carbamate

CHEBI:147409 ·resolve ·ANTIVIRAL ·EXACT SEEDED

A secondary carboxamide resulting from the formal condensation of the carboxy group of (2S)-2-{3-[(tert-butoxycarbonyl)amino]-2-oxopyridin-1(2H)-yl}-3-cyclopropylpropanoic acid with the primary amino group of (2R,3S)-3-amino-N-benzyl-2-hydroxy-4-[(3S)-2-oxopyrrolidin-3-yl]butanamide. It is an inhibitor of SARS-CoV-2 main protease. — ChEBI

Machine-generated and unreviewed. Identity, structure and cross-references come straight from ChEBI's and CARD's own data; no curator has signed off on this record yet.

Classification

Strictly broader compounds or drug classes this molecule belongs to.

CHEBI:140325 CHEBI:140325
CHEBI:140402 CHEBI:140402
CHEBI:38183 CHEBI:38183
CHEBI:51454 CHEBI:51454
CHEBI:74223 CHEBI:74223

Chemical structure

Computed structure properties
Molecular formula	C31H41N5O7
Charge	0
Average mass	595.697 Da
Monoisotopic mass	595.3006 Da
Source	ChEBI
InChIKey	FRACPXUHUTXLCX-BELIEFIBSA-N

SMILES

CC(C)(C)OC(=O)Nc1cccn([C@@H](CC2CC2)C(=O)N[C@@H](C[C@@H]2CCNC2=O)[C@@H](O)C(=O)NCc2ccccc2)c1=O

InChI

InChI=1S/C31H41N5O7/c1-31(2,3)43-30(42)35-22-10-7-15-36(29(22)41)24(16-19-11-12-19)27(39)34-23(17-21-13-14-32-26(21)38)25(37)28(40)33-18-20-8-5-4-6-9-20/h4-10,15,19,21,23-25,37H,11-14,16-18H2,1-3H3,(H,32,38)(H,33,40)(H,34,39)(H,35,42)/t21-,23-,24-,25+/m0/s1

Also called

tert-butyl {1-[(2S)-1-({(2S,3R)-4-(benzylamino)-3-hydroxy-4-oxo-1-[(3S)-2-oxopyrrolidin-3-yl]butan-2-yl}amino)-3-cyclopropyl-1-oxopropan-2-yl]-2-oxo-1,2-dihydropyridin-3-yl}carbamate (EXACT_SYNONYM)— chebi

Cross-references

Equivalent identifiers for this same structure in other resources.

pdb-ccd:O6K

Activity roles

Every antimicrobial role a source asserts for this compound — the unreduced evidence behind its antimicrobial_class.

CHEBI:149553 CHEBI:149553
CHEBI:22587 CHEBI:22587

Source concepts

Every upstream concept that resolved to this record. The merge is the product: this is what shows ChEBI and CARD are describing the same structure.

Upstream concepts merged into this record
Source	Native ID	Label	Minted CURIE	Version
CHEBI	`CHEBI:147409`	tert-butyl N-{1-[(1S)-1-{[(1R,2S)-1-(benzylcarbamoyl)-1-hydroxy-3-[(3S)-2-oxopyrrolidin-3-yl]propan-2-yl]carbamoyl}-2-cyclopropylethyl]-2-oxopyridin-3-yl}carbamate	`antibioticmech:chebi-33e8ee62b6`	2026-08-30

Mechanism summary

Mode of action: VIRAL_PROTEASE_INHIBITION microbial target — Assigned from ChEBI role CHEBI:147285 (EC 3.4.22.69 (SARS coronavirus main proteinase) inhibitor). ChEBI asserts the role on the compound. The role names a target specific to the microbe or virus — see mode_of_action_target_scope. Not a curator's mechanistic review.

Curation history

SEEDED_FROM_SOURCES 2026-08-30 · seed_from_sources
Seeded from data/raw/ inventories (CHEBI)
RESEEDED_FROM_SOURCES 2026-08-30 · seed_from_sources
Re-seeded from updated data/raw/ inventories
RESEEDED_FROM_SOURCES 2026-08-30 · seed_from_sources
Re-seeded from updated data/raw/ inventories

Provenance

Seeded by scripts/seed_from_sources.py from the committed inventories in data/raw/. View the record.