savinin

CHEBI:9044 ·resolve ·ANTIVIRAL ·EXACT SEEDED

A lignan that is dihydrofuran-2(3H)-one (γ-butyrolactone) substituted by a 1,3-benzodioxol-5-ylmethylidene group at position 3 and a 1,3-benzodioxol-5-ylmethyl group at position 4 (the 3E,4R-isomer). It exhibits antiviral activity against SARS-CoV-2. — 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:25036
Label unavailable CHEBI:37581
Label unavailable CHEBI:38298

Chemical structure

Computed structure properties
Molecular formula	C20H16O6
Charge	0
Average mass	352.342 Da
Monoisotopic mass	352.09469 Da
Source	ChEBI
InChIKey	CMJGAYUQSLJSCR-ULIPXBITSA-N

SMILES

O=C1OC[C@H](Cc2ccc3c(c2)OCO3)/C1=C\c1ccc2c(c1)OCO2

InChI

InChI=1S/C20H16O6/c21-20-15(6-13-2-4-17-19(8-13)26-11-24-17)14(9-22-20)5-12-1-3-16-18(7-12)25-10-23-16/h1-4,6-8,14H,5,9-11H2/b15-6+/t14-/m0/s1

Also called

(3E,4R)-4-(1,3-benzodioxol-5-ylmethyl)-3-(1,3-benzodioxol-5-ylmethylidene)dihydrofuran-2(3H)-one (EXACT_SYNONYM)— chebi
(3E,4R)-4-(1,3-benzodioxol-5-ylmethyl)-3-(1,3-benzodioxol-5-ylmethylene)dihydro-2(3H)-furanone (EXACT_SYNONYM)— chebi
(3E,4R)-4-[(2H-1,3-benzodioxol-5-yl)methyl]-3-[(2H-1,3-benzodioxol-5-yl)methylidene]oxolan-2-one (EXACT_SYNONYM)— chebi
(−)-hibalactone (EXACT_SYNONYM)— chebi
(−)-savinin (EXACT_SYNONYM)— chebi
hibalactone (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.

Activity roles

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

anticoronaviral agent CHEBI:149553

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:9044`	savinin	`antibioticmech:chebi-4c5e5e3c95`	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 (YAML).

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