12-demethylmultiorthoquinone

CHEBI:66410 ·resolve ·ANTIMYCOBACTERIAL ·EXACT SEEDED

A diterpenoid that is multiorthoquinone in which the methoxy group at position 12 is replaced by a hydroxy group. A norabietane derivative, it is isolated from Salvia multicaulis and exhibits antitubercular 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:23849 CHEBI:23849
CHEBI:25622 CHEBI:25622
CHEBI:25961 CHEBI:25961

Chemical structure

Computed structure properties
Molecular formula	C19H18O3
Charge	0
Average mass	294.35 Da
Monoisotopic mass	294.12559 Da
Source	ChEBI
InChIKey	OVYJWDSHGYTZSE-UHFFFAOYSA-N

SMILES

Cc1c(O)cc2c3c(ccc2c1C)C=C(C(C)C)C(=O)C3=O

InChI

InChI=1S/C19H18O3/c1-9(2)14-7-12-5-6-13-10(3)11(4)16(20)8-15(13)17(12)19(22)18(14)21/h5-9,20H,1-4H3

Also called

6-hydroxy-7,8-dimethyl-2-propan-2-ylphenanthrene-3,4-dione (EXACT_SYNONYM)— chebi
2-hydroxy-11,12-dioxoabieta-1,3,5(10),6,8,13-hexaene (EXACT_SYNONYM)— chebi

Cross-references

Equivalent identifiers for this same structure in other resources.

reaxys:7875836

Activity roles

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

CHEBI:33231 CHEBI:33231

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:66410`	12-demethylmultiorthoquinone	`antibioticmech:chebi-3d3e33dced`	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.