kwas alektoronowy, alectorialic acid, Alectorialsäure
TLC, spot tests
class: β-Orcinol Depsides
Rf values in standard eluents systems: A: 36 · B: 48 · B': 50 · C: 32 · G: 60
Visibility: in natural light: + · in UV-C (254nm): + bright blue
Visibility after H2SO4 spraying and 10 min in 110°C charring:
in natural light: pale brown
in UV-A (ca.360nm): brown
Spot tests: K yellow · C red · KC red · P yellow · FeCl3 violet, purple-red
microcrystallization
GE - clusters of needles;
GAoT - bright yellow spindle-shaped crystals;
GAQ - coarse yellow prisms