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.
It is mostly used in pharmaceutical preparations as a flavoring agent.

Source: Pharmacognosy And Pharmacobiotechnology By Ashutosh Kar

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