Synthesis of Usnic Acid

Structure of Usnic Acid

C18H16O7

Principal investigatorDerek H. R. Barton
Publication year1956
Synthesis typeTotal
Number of steps 2 (linear)
References
Part 1 of 1
intermediate structure
Na2CO3, K3Fe(CN)6
H2O
0 °C, 60 min, 15%
intermediate structure
H2SO4
0 °C, 5 min, 3%
"A pure sample was obtained after ten crystallizations."
intermediate structure