Young fustic (Cotinus coggygria ) LC

[[File:|thumb|Yellow Botanic Gardens]]

Description

A natural yellow dyestuff obtained from the wood of the smoketree, Cotinus coggygria (formerly Rhus cotinus). This small tree, also called Venetian sumac, is native to southern Europe, the Middle East, India and China. The primary coloring compounds are fisetin and myricetin. Young fustic, also called fustet, has poor lightfastness.

Chromatograms

Absorbance at 350nm (mAU)

Sample information

sample information, By R. A. Laursen, Boston University

Identified compounds

Compound	RT (min.)	MW	UV/vis	Other
Fisetin	31.1	286	360	Comments here
Fustin	31.8	288	350
Sulfuretin	34.5	270	394
Butein	37.5	272	380

References

[1] [2] [3]