Qualitative Tests for Glycosides Flashcards
Test for Sterols
Salkowski
Test for unsaturated sterols
Liebermann-Burchard
Test for unsaturated lactones
Kedde’s
Test for deoxysugars
Keller-Killiani
Test for chalcone/aurone
Batesmith-Metcalf
Test for gamma-benzopyrone nucleus
Wilstatter
Cyanidin
Test for catechins
Matchstick
Test for saponins
Froth
Hemolysis
Capillary
Test for anthraquinones
Modified Borntrager’s
Test for cyanogenic
Guignard
Reagent of Salkowski
Sulfuric acid
Reagent of Liebermann-Burchard
Sulfuric acid
Acetic anhydride
Reagent of Kedde’s
Dinitrobenzoic acid in NaOH
Reagent of Batesmith-Metcalf
HCL
Reagent of Wilstatter/Cyanidin
HCl
Magnesium
Octanol
Reagent of Matchstick
Matchstick in HCl
Reagent of Modified Borntrager’s
NH4OH + FeCl3 and HCl
Reagent of Guignard
Sodium picrate paper
Result of Salkowski
Red/Violet
Result of Liebermann-Burchard
Saturated: yellow
Unsaturated: emerald green
Result of Kedde’s
Blue-violet/Amethyst
Result of Keller-Killiani
Reddish brown
Result of Batesmith-Metcalf
Red
Result of Wilstatter/Cyanidin
Various colors
Result of Matchstick
Pink stain on wood
Result of Froth
Honeycomb froth > 2 cm for 10 minutes or more
Result of Hemolysis
Zones of hemolysis
Result of Capillary
Reduction of at least 1/2 height
Result of Modified Borntrager’s
Pink
Result of Guignard
Red color on the paper