palmariol B

CHEBI:141334 ·resolve ·ANTIFUNGAL ·EXACT SEEDED

A benzochromenone that is 6H-benzo[c]chromen-6-one which is substituted by a methyl group at position 1, chloro group at position 2, hydroxy groups at positions positions 3 and 7, and by a methoxy group at position 9. — 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:18946 CHEBI:18946
CHEBI:33822 CHEBI:33822
CHEBI:35618 CHEBI:35618
CHEBI:36683 CHEBI:36683
CHEBI:64986 CHEBI:64986

Chemical structure

Computed structure properties
Molecular formula	C15H11ClO5
Charge	0
Average mass	306.701 Da
Monoisotopic mass	306.0295 Da
Source	ChEBI
InChIKey	WMOJBLDBGQOTOS-UHFFFAOYSA-N

SMILES

COc1cc(O)c2c(=O)oc3cc(O)c(Cl)c(C)c3c2c1

InChI

InChI=1S/C15H11ClO5/c1-6-12-8-3-7(20-2)4-9(17)13(8)15(19)21-11(12)5-10(18)14(6)16/h3-5,17-18H,1-2H3

Also called

2-chloro-3,7-dihydroxy-9-methoxy-1-methyl-6H-benzo[c]chromen-6-one (EXACT_SYNONYM)— chebi
2-chloro-3,7-dihydroxy-9-methoxy-1-methyl-6H-dibenzo[b,d]pyran-6-one (EXACT_SYNONYM)— chebi

Cross-references

Equivalent identifiers for this same structure in other resources.

reaxys:21206504

Activity roles

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

CHEBI:33281 CHEBI:33281
CHEBI:35718 CHEBI:35718

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:141334`	palmariol B	`antibioticmech:chebi-9481041fb0`	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.