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Usnic Acid

Chemical structure of Usnic_Acid
Author Derek H. R. Barton
Publication year 1956
Synthesis type Total synthesis
Number of steps 2 (linear)
Reference

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Part 1 of 1
Chemical structure
Na2CO3, K3Fe(CN)6
Arrow head
H2O
0 °C, 60 min, 15 %
Chemical structure
H2SO4
Arrow head
0 °C, 5 min, 3 %

A pure sample was obtained after ten crystallizations.
Chemical structure

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