Glucovanillin-Vanilloside; Avenein; Vanillin-D-glucoside

2.2.5 Glucovanillin
Synonyms Vanilloside; Avenein; Vanillin-D-glucoside. It is obtained from the green fruit of vanilla.
Preparation It is prepared from coniferin by oxidation with chromium-6-oxide (CrO3) as follows:

Description It has a needle-like appearance having a bitter taste. It is readily soluble in hot water and alcohol; but almost insoluble in ether.
Chemical Constituents Glucovanillin is the chemical constituent present in the green fruit of vanilla.
Uses
It is mostly used in pharmaceutical preparations as a flavoring agent.

comment 0 nhận xét:

Post a Comment

 
© Pharmacognosy | Plants | herbal | herb | traditional medicine | alternative | Botany | © Copyright 2012 ; Email: epharmacognosy@gmail.com