ARS-1620

CHEBI:193597 ·resolve ·ANTIVIRAL ·EXACT SEEDED

A qinazoline derivative carrying chloro and fluoro substituents at positions 6 and 8 respectively, a 2-fluoro-6-hydroxyphenyl group at position 7, and a 4-(prop-2-enoyl)piperazin-1-yl group at position 4. A potent, selective, and orally bioavailable covalent KRAS-G12C inhibitor, it inhibits the protein coding gene KRAS (Kirsten rat sarcoma virus) with high potency in cells and animals. — 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.

Label unavailable CHEBI:38530

Chemical structure

Computed structure properties
Molecular formula	C21H17ClF2N4O2
Charge	0
Average mass	430.842 Da
Monoisotopic mass	430.10081 Da
Source	ChEBI
InChIKey	ZRPZPNYZFSJUPA-UHFFFAOYSA-N

SMILES

C=CC(=O)N1CCN(c2ncnc3c(F)c(-c4c(O)cccc4F)c(Cl)cc23)CC1

InChI

InChI=1S/C21H17ClF2N4O2/c1-2-16(30)27-6-8-28(9-7-27)21-12-10-13(22)17(19(24)20(12)25-11-26-21)18-14(23)4-3-5-15(18)29/h2-5,10-11,29H,1,6-9H2

Also called

1-{4-[(7Sa)-6-chloro-8-fluoro-7-(2-fluoro-6-hydroxyphenyl)quinazolin-4-yl]piperazin-1-yl}prop-2-en-1-one (EXACT_SYNONYM)— chebi
(S)-1-{4-[6-chloro-8-fluoro-7-(2-fluoro-6-hydroxyphenyl)quinazolin-4-yl] piperazin-1-yl}propan-1-one (EXACT_SYNONYM)— chebi
1-[4-[(7S)-6-chloro-8-fluoro-7-[(1S)-2-fluoro-6-hydroxyphenyl]-4-quinazolinyl]-1-piperazinyl]-2-propen-1-one (EXACT_SYNONYM)— chebi
ARS 1620 (EXACT_SYNONYM)— chebi

Cross-references

Identifiers for this same structure in other resources. An accession that lands on two different structures in this corpus is withheld from both rather than shown here, since it names at most one of them.

pdb-ccd:91S

Activity roles

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

antiviral agent 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:193597`	ARS-1620	`antibioticmech:chebi-4e2a374245`	2026-08-30

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 (YAML).

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