Page 42 - phytochemistry general program

Isoquinoline alkaloids

Alkaloids belong to isoquinoline group are represented by:

1- Ipecacuanha alkaloids

2- Curare alkaloids

3- Benzylisoquinoline alkaloids of Opium

1- Ipecacuanha alkaloids

Occurrence

Ipeca roots and rhizomes have been used in therapy as emetic and .1
expectorant; antiamaebic dysentery.

The main Ipeca alkaloids:

Emetine, cephaeline, psychotrine,and ipecoside. .1

Emetine is a non phenolic alkaloid. .1
Cephaeline and psychotrine are phenolic alkaloids. .2
Ipecoside is a gluco-alkaloids with one molecule of sugar .3

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