Compound
carnosic acid
An abietane diterpenoid that is abieta-8,11,13-triene substituted by hydroxy groups at positions 11 and 12 and a carboxy group at position 20. It is isolated from rosemary (Rosmarinus officinalis) and common sage (Salvia officinalis) and exhibits anti-angiogenic, antineoplastic, antioxidant and anti-HIV activity.
Definition from ChEBI (CHEBI:65585), read 2026-09-23. CC BY 4.0.
Structure
Loading the model…
- Class
- Organic compound
- Formula
- C20H28O4
- Mass
- 332.44 g/mol
- Charge
- 0
- InChIKey
- QRYRORQUOLYVBU-VBKZILBWSA-N
- SMILES
- [H][C@@]12CCc3cc(C(C)C)c(O)c(O)c3[C@@]1(C(=O)O)CCCC2(C)C
- Look it up
- ChEBIPubChemBy InChIKey
Identity from ChEBI, geometry from PubChem. Not evidence.
Reactions
1 reaction
CHEBI:138942+3reduced [NADPH--hemoprotein reductase]+3dioxygencarnosic acid+3oxidized [NADPH--hemoprotein reductase]+4water+4hydron
Reaction pageDirection not assertedBalance undeterminable
Rhea RHEA:55432CC BY 4.0Reference data
On the label
Labelled products
2 products
Source: NIH DSLD · Ingredient: carnosic acid · 2 products · Declared amount per serving: 2–2 mg (2 products)
2 labels state an amount0 do not
- Douglas LaboratoriesSkin ProtectRosemary leaf extract · Carnosic Acid (Form: from Rosemary leaf extract PlantPart: leaf)2 mgper 1 Softgel(s)DSLD:228604
- Douglas LaboratoriesSkin ProtectRosemary leaf extract · Carnosic Acid (Form: from Rosemary leaf extract PlantPart: leaf)2 mgper 1 Softgel(s)DSLD:245350
Label record: NIH Office of Dietary Supplements · CC0
Other names
4 names
Resolves to: carnosic acid
- Also called
- (4aR,10aS)-5,6-dihydroxy-1,1-dimethyl-7-(propan-2-yl)-1,3,4,9,10,10a-hexahydrophenanthrene-4a(2H)-carboxylic acid11,12-dihydroxy-13-isopropylpodocarpa-8,11,13-trien-17-oic acidSalvin
- Systematic name
- 11,12-dihydroxyabieta-8,11,13-trien-20-oic acid