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Chemindex > 125-46-2;7562-61-0 2,6-diacetyl-1,2,3,9b-tetrahydro-7,9-dihydroxy-8,9b-dimethyldibenzofuran-1,3-dione

125-46-2;7562-61-0 2,6-diacetyl-1,2,3,9b-tetrahydro-7,9-dihydroxy-8,9b-dimethyldibenzofuran-1,3-dione

Product Name 2,6-diacetyl-1,2,3,9b-tetrahydro-7,9-dihydroxy-8,9b-dimethyldibenzofuran-1,3-dione
Synonyms Antibiotic lichen acid;usnic acid;L/D-Usnic acid;(+)-Usnic acid;plus-usnic acid;(+)-usnic acid from usnea dasypoga;2,6-diacetyl-7,9-dihydroxy-8,9b-dimethyldibenzo[b,d]furan-1,3(2H,9bH)-dione;2,6-diacetyl-3,7,9-trihydroxy-8,9b-dimethyldibenzo[b,d]furan-1(9bH)-one;(9bS)-2,6-diacetyl-7,9-dihydroxy-8,9b-dimethyldibenzo[b,d]furan-1,3(2H,9bH)-dione;(9bR)-2,6-diacetyl-3,7,9-trihydroxy-8,9b-dimethyldibenzo[b,d]furan-1(9bH)-one;(+)-Usnic Acid;(+)-Usniacin;Usinic Acid
Molecular Formula C18H16O7
Molecular Weight 344.3154
InChl InChI=1/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/t18-/m0/s1
CAS Registry Number 125-46-2;7562-61-0
EINECS 204-740-7;231-456-0
Molecular Structure
Density 1.54g/cm3
Melting Point 201-203℃
Boiling Point 605.4°C at 760 mmHg
Refractive Index 1.678
Flash Point 223.3°C
Vapour Pressur 3E-15mmHg at 25°C
Hazard Symbols  Xn##Harmful:;
Risk Codes R22:;
Safety Description S36:;