(9bS)-2,6-Diacetyl-7,9-dihydroxy-8,9b-dimethyl-1,3(2H,9bH)-dibenzofurandione
CAS Registry Number®
6159-66-6
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CAS Name
(9bS)-2,6-Diacetyl-7,9-dihydroxy-8,9b-dimethyl-1,3(2H,9bH)-dibenzofurandioneMolecular Formula
C18H16O7Molecular Mass
344.32Cite this Page
(9bS)-2,6-Diacetyl-7,9-dihydroxy-8,9b-dimethyl-1,3(2H,9bH)-dibenzofurandione. CAS Common Chemistry. CAS, a division of the American Chemical Society, n.d. http://commonchemistry.cas.org/detail?ref=6159-66-6 (retrieved ) (CAS RN: 6159-66-6). Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).Compound Properties
Melting Point (1)
205 °C
Source(s)
Other Names and Identifiers
InChI
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/t11?,18-/m1/s1
InChIKey
InChIKey=CUCUKLJLRRAKFN-KKIBXBACSA-N
SMILES
C[C@]12C=3C(OC1=CC(=O)C(C(C)=O)C2=O)=C(C(C)=O)C(O)=C(C)C3O
Canonical SMILES
O=C(C=1C(O)=C(C(O)=C2C1OC3=CC(=O)C(C(=O)C)C(=O)C32C)C)C
Other Names for this Substance
- 1,3(2H,9bH)-Dibenzofurandione, 2,6-diacetyl-7,9-dihydroxy-8,9b-dimethyl-, (9bS)-
- Usnic acid, (-)-
- (9bS)-2,6-Diacetyl-7,9-dihydroxy-8,9b-dimethyl-1,3(2H,9bH)-dibenzofurandione
- (-)-Usnic acid
- l-Usnic acid
Deleted or Replaced CAS Registry Numbers
1414-66-0, 17517-40-7
