Basic information Safety Supplier Related

(-)-USNIC ACID

Basic information Safety Supplier Related

(-)-USNIC ACID Basic information

Product Name:
(-)-USNIC ACID
Synonyms:
  • (-)-USNEIN
  • (9bS)-2,6-diacetyl-7,9-dihydroxy-8,9b-dimethyl(2H,9bH)-dibenzofuran-1,3-dione
  • (-)-USNIC ACID 97%
  • (-)-USNEIN 97%
  • (9bS)-7,9-Dihydroxy-2,6-diacetyl-8,9b-dimethyldibenzofuran-1,3(2H,9bH)-dione
  • [9bS,(-)]-2,6-Diacetyl-7,9-dihydroxy-8,9b-dimethyldibenzofuran-1,3(2H,9bH)-dione
  • l-Usnic acid
  • 1,3(2H,9Bh)-dibenzofurandione, 2,6-diacetyl-7,9-dihydroxy-8,9B-dimethyl-, (9br)-
CAS:
6159-66-6
MF:
C18H16O7
MW:
344.32
EINECS:
228-181-3
Product Categories:
  • Plant Oils, Toxins, Phenolic Acids & Derivatives
Mol File:
6159-66-6.mol
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(-)-USNIC ACID Chemical Properties

Melting point:
205 °C
Boiling point:
594.8±50.0 °C(Predicted)
Density 
1.49±0.1 g/cm3(Predicted)
pka
4.00±0.40(Predicted)
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(-)-USNIC ACID Usage And Synthesis

Definition

ChEBI: (9bS)-2,6-diacetyl-7,9-dihydroxy-8,9b-dimethyldibenzofuran-1,3-dione is a member of acetophenones.

Contact allergens

Usnic acid is a component of lichens, also used as a topical antibiotic. Allergic contact dermatitis from lichens occurs mainly occupationally in forestry and horticultural workers, and in lichen pickers.

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