Chemical Properties of (+)-Usnic acid (CAS 7562-61-0)

(+)-Usnic acid

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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
InChI Key
CUCUKLJLRRAKFN-UHFFFAOYSA-N
Formula
C18H16O7
SMILES
CC(=O)c1c(O)c(C)c(O)c2c1OC1=CC(=O)C(C(C)=O)C(=O)C12C
Molecular Weight1
344.32
CAS
7562-61-0
Other Names
  • 1,3(2H,9bH)-Dibenzofurandione, 2,6-diacetyl-7,9-dihydroxy-8,9b-dimethyl-, (9bR)-
  • 3(9bH)-Dibenzofuranone, 2,6-diacetyl-1,7,9-trihydroxy-8,9b-dimethyl-, D-
  • 3(9bH)-Dibenzofuranone, 2,6-diacetyl-8,9b-dimethyl-1,7,9-trihydroxy-, D-
  • d-Usnic acid
  • Usnic acid, (R)-
  • (+)-Usninic acid
  • d-Usninic acid
  • 2,6-Diacetyl-7,9-dihydroxy-8,9b-dimethyldibenzo[b,d]furan-1,3(2H,9bh)-dione, (9bR)-
  • (9bR)-2,6-diacetyl-7,9-dihydroxy-8,9b-dimethyl-(2H,9bH)-dibenzofuran-1,3-dione
  • (9bR)-2,6-Diacetyl-7,9-dihydroxy-8,9b-dimethyldibenzo[b,d]furan-1,3(2H,9bH)-dione
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Physical Properties

Property Value Unit Source
Δf -589.94 kJ/mol Joback Calculated Property
Δfgas -998.92 kJ/mol Joback Calculated Property
Δfus 45.72 kJ/mol Joback Calculated Property
Δvap 112.25 kJ/mol Joback Calculated Property
log10WS -2.55 Crippen Calculated Property
logPoct/wat 1.500 Crippen Calculated Property
McVol 238.590 ml/mol McGowan Calculated Property
Pc 3005.73 kPa Joback Calculated Property
Inp [2735.60; 2735.60]   Show Hide
Inp 2735.60 NIST
Inp 2735.60 NIST
Tboil 1106.56 K Joback Calculated Property
Tc 1375.41 K Joback Calculated Property
Tfus 912.45 K Joback Calculated Property
Vc 0.804 m3/kmol Joback Calculated Property

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,gas [848.37; 1035.90] J/mol×K [1106.56; 1375.41] Show Hide
Cp,gas 848.37 J/mol×K 1106.56 Joback Calculated Property
Cp,gas 873.37 J/mol×K 1151.37 Joback Calculated Property
Cp,gas 900.44 J/mol×K 1196.18 Joback Calculated Property
Cp,gas 929.89 J/mol×K 1240.99 Joback Calculated Property
Cp,gas 962.07 J/mol×K 1285.79 Joback Calculated Property
Cp,gas 997.29 J/mol×K 1330.60 Joback Calculated Property
Cp,gas 1035.90 J/mol×K 1375.41 Joback Calculated Property

Similar Compounds

Glyceollin III, TMS. Glyceollin V, TMS. Buprenorphine. Dihydroergokryptine. Crinan-11-ol, 1,2-didehydro-3-methoxy-, (3«beta»,5«alpha»,11R,13«beta»,19«alpha»)-. [2,2'-Bimorphinan]-3,3',6,6'-tetrol, 7,7',8,8'-tetradehydro-4,5:4',5'-diepoxy-17,17'-dimethyl-, (5«alpha»,6«alpha»)-(5'«alpha»,6'«alpha»)-. Morphinan-3,6-diol, 7,8-didehydro-4,5-epoxy-17-methyl- (5«alpha»,6«alpha»)-, bis(trifluoroacetate) (ester). Triazolo[4,5-d]pyrimidin-7-ol,3h-v-, 5-amino-3-(2',3'-o-isopropylidene-beta-d-ribofuranosyl)-, 5'-diphenyl phosphate (keto form). Deserpidine. Paclitaxel. Ergotaman-3',6',18-trione, 9,10-dihydro-12'-hydroxy-2'-methyl-5'-(phenylmethyl)-, (5'«alpha»,10«alpha»)-. Ergotamine. Ergocristine. 9H-Purine, 9-[2-deoxy-3-O-(trimethylsilyl)-«beta»-D-erythro-pentofuranosyl]-6-(trimethylsiloxy)-2-[(trimethylsilyl)amino]-, 5'-[bis(trimethylsilyl) phospate]. Codeine-propionyl.

Find more compounds similar to (+)-Usnic acid.

Sources

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