Page 43 - phytochemistry general program
P. 43
Properties of ipecacuanha alkaloids
Emetine
Non-phenolic .1
Insoluble in aqueous solution of fixed alkali. .1
.1
soluble in ether
Cephaeline
Phenolic .1
Soluble in aqueous solution of fixed alkali. .1
.1
Soluble in ether .1
It gives emetine upon methylation.
Psychotrine
Phenolic .1
Soluble in aqueous solution of fixed alkali. .1
.2
Insoluble in ether .1
On reduction it is converted to cephaeline
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