kwas 2'-O-metylfyzodiowy, 2'-O-methylphysodic acid

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TLC, spot tests

class: β-Orcinol Depsides
Rf values in standard eluents systems: A: 39 · B: 34 · B': 28 · C: 22

Visibility: in natural light: — · in UV-C (254nm): +

Visibility after H2SO4 spraying and 10 min in 110°C charring:
in natural light: yellow, grey halo
in UV-A (ca.360nm): purple

Spot tests: K — · C — · KC — · P —