Tannins Flashcards
1
Q
Precipitate
A
Proteins, Alkaloids and Glycosides
2
Q
Pseudotannins
A
MW <1000
3
Q
Antidote for alkaloidal poisoning
A
Tannic acid
4
Q
DO NOT contain tannins
A
Apples
5
Q
Hydrolyzable/ Pyrogalloltannin
A
Decolorized
No precipitate
Gallic acid, ellagic acid
Bluish black precipitate
Ex: Gallic acid→ Pyrogallol
Phenolic acids and Sugar
Soluble
Bloom
6
Q
Nutgall
A
Quercus infectoria
7
Q
Black plum
A
Syzygium cumini
8
Q
Kamatsile
A
Pithecellobium dulce
9
Q
Witch hazel
A
Hammamelis virginiana
10
Q
Tea
A
Camellia sinensis
11
Q
Chesnut
A
Castanea sativa
12
Q
Pomegranate
A
Punica granatum