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1,3(2H,9bH)-Dibenzofurandione,2,6-diacetyl-7,9-dihydroxy-8,9b-dimethyl-, (9bR)- (7562-61-0)

Identification
Name:1,3(2H,9bH)-Dibenzofurandione,2,6-diacetyl-7,9-dihydroxy-8,9b-dimethyl-, (9bR)-
Synonyms:Usnic acid,(R)- (8CI);(+)-Usnic acid;(+)-Usninic acid;(R)-Usnic acid;NSC 685596;d-Usnic acid;d-Usninic acid;
CAS:7562-61-0
EINECS: 231-456-0
Molecular Formula: C18H16O7
Molecular Weight: 344.32
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/h5,21-23H,1-4H3
Molecular Structure: (C18H16O7) Usnic acid,(R)- (8CI);(+)-Usnic acid;(+)-Usninic acid;(R)-Usnic acid;NSC 685596;d-Usnic acid;d-Usnin...
Properties
Density:1.54 g/cm3
Alpha:488 o (C=0.4, CHCL3)
Specification:

 D-Usnic acid , its cas register number is 7562-61-0. It also can be called (+)-Usnein ; D-2,6-Diacetyl-7,9-dihydroxy-8,9b-dimethyl-1,3(2H,9bH)-dibenzofurandione ; and (+)-Usniacin .

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