(+)-pisiferic acid

CHEBI:70576 ·resolve ·ANTIBACTERIAL ·EXACT SEEDED

An abietane diterpenoid that is abieta-8,11,13-trien-20-oic acid substituted by a hydroxy group at position 12. It has been isolated from the stem bark of Fraxinus sieboldiana. — 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:25384 CHEBI:25384
CHEBI:33853 CHEBI:33853
CHEBI:36762 CHEBI:36762
CHEBI:79084 CHEBI:79084

Chemical structure

Computed structure properties
Molecular formula	C20H28O3
Charge	0
Average mass	316.441 Da
Monoisotopic mass	316.20384 Da
Source	ChEBI
InChIKey	ATHWSPHADLLZSS-PXNSSMCTSA-N

SMILES

[H][C@@]12CCc3cc(C(C)C)c(O)cc3[C@@]1(C(=O)O)CCCC2(C)C

InChI

InChI=1S/C20H28O3/c1-12(2)14-10-13-6-7-17-19(3,4)8-5-9-20(17,18(22)23)15(13)11-16(14)21/h10-12,17,21H,5-9H2,1-4H3,(H,22,23)/t17-,20-/m0/s1

Also called

12-hydroxyabieta-8,11,13-trien-20-oic acid (EXACT_SYNONYM)— chebi
pisiferic acid (EXACT_SYNONYM)— chebi

Cross-references

Equivalent identifiers for this same structure in other resources.

cas:67494-15-9
kegg.compound:C09163
knapsack:C00003470
reaxys:6893431

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:70576`	(+)-pisiferic acid	`antibioticmech:chebi-8fda9e257e`	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.