parietyna, parietin, Parietin

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TLC, spot tests

class: Anthraquinones
Rf values in standard eluents systems: A: 75 · B: 72 · B': 71 · C: 82 · E: 59 · G: 90

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

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

Spot tests: K + violet · C — · P —