(+)-microdiplodiasone

CHEBI:68284 ·resolve ·ANTIBACTERIAL ·EXACT SEEDED

An organic heterobicyclic compound that is 2,3-dihydro-4H-chromen-4-one substituted by hydroxy groups at positions 5 and 7, a methyl group at position 2 and a 5-oxotetrahydrofuran-2-yl group at position 2. Isolated from the endophytic fungus Microdiplodia species, it exhibits antibacterial activity. — 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:22950 CHEBI:22950
CHEBI:27171 CHEBI:27171
CHEBI:33572 CHEBI:33572
CHEBI:38763 CHEBI:38763

Chemical structure

Computed structure properties
Molecular formula	C14H14O6
Charge	0
Average mass	278.26 Da
Monoisotopic mass	278.07904 Da
Source	ChEBI
InChIKey	KYUNATJAFQPBJE-BXUZGUMPSA-N

SMILES

[H][C@]1([C@@]2(C)CC(=O)c3c(O)cc(O)cc3O2)CCC(=O)O1

InChI

InChI=1S/C14H14O6/c1-14(11-2-3-12(18)19-11)6-9(17)13-8(16)4-7(15)5-10(13)20-14/h4-5,11,15-16H,2-3,6H2,1H3/t11-,14-/m1/s1

Also called

(2R)-5,7-dihydroxy-2-methyl-2-[(2R)-5-oxotetrahydrofuran-2-yl]-2,3-dihydro-4H-chromen-4-one (EXACT_SYNONYM)— chebi

Activity roles

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

CHEBI:33282 CHEBI:33282

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:68284`	(+)-microdiplodiasone	`antibioticmech:chebi-5c8a6fb66d`	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.