Hygrine

Hygrine is a pyrrolidine alkaloid, found mainly in coca leaves (0.2%).

It was first isolated by Carl Liebermann in 1889 (along with a related compound cuscohygrine) as an alkaloid accompanying cocaine in coca.

Hygrine is extracted as a thick yellow oil, having a pungent taste and odor.

Chemical structure of hygrine
Chemical structure of hygrine
Ball-and-stick model of hygrine molecule
Ball-and-stick model of hygrine molecule