Usnic Acid Properties, Molecular Formula, Applications - WorldOfChemicals

Usnic Acid Properties

Usnic Acid

Molecule 3D Structure Image
Molecule Structure Image

Description

 

Usnic acid is a naturally occurring dibenzofuran derivative found in several lichen species. It was first isolated by German scientist W. Knop in 1844 and first synthesized between 1933-1937 by Curd and Robertson. Lichen extracts containing usnic acid have been utilized in medicine, perfumery, cosmetics, and ecology.

Chemical Properties

Appearance Yellow Crystalline Powder
Boiling Point 594.8 °C
CAS Number 125-46-2
ChEBI 38319
Density 1.49 g/cm3
EINECS Number 231-456-0
IUPAC Name 2,6-Diacetyl-7,9-dihydroxy-8,9b-dimethyldibenzo[b,d]furan-1,3(2H,9bH)-dione
InChI 1S/C18H16O7/c1-6-14(22)12(8(3)20)16-13(15(6)23)18(4)10(25-16)5-9(21)11(7(2)19)17(18)24/h5,11,22-23H,1-4H3
InChIKey CUCUKLJLRRAKFN-UHFFFAOYSA-N
Melting Point 204°C
Molar Mass 344.32 g/mol
Molecular Formula C18H16O7
RTECS Number HP5270000
Synonyms Usneine;Usninic Acid;2,6-Diacetyl-7,9-dihydroxy-8,9b-dimethyl-1,3(2H,9bh)-dibenzofurandione;1,3(2H,9bH)-Dibenzofurandione,2,6-diacetyl-7,9-dihydroxy-8,9b-dimethyl-;NSC 8517;Usnein;Usniacin;Usno;Usnic Acid
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