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Merck
CN

94480

Sigma-Aldrich

(+)-Usnic acid from Usnea dasypoga

≥95.0% (sum of enantiomers, TLC)

Synonym(s):

2,6-Diacetyl-7,9-dihydroxy-8,9b-dimethyldibenzofuran-1,3(2H,9bH)-dione

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About This Item

Empirical Formula (Hill Notation):
C18H16O7
CAS Number:
Molecular Weight:
344.32
Beilstein:
96698
EC Number:
MDL number:
UNSPSC Code:
12352000
PubChem Substance ID:
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Assay

≥95.0% (sum of enantiomers, TLC)

optical activity

[α]20/D +495±15°, c = 0.7% in chloroform

mp

194-204 °C

antibiotic activity spectrum

fungi

Mode of action

enzyme | inhibits

SMILES string

CC(=O)c1c(O)c(C)c(O)c2c1OC3=CC(=O)C(C(C)=O)=C(O)[C@@]23C

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General description

Chemical structure: polyphenolic acid

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