protopine
/ˈprəʊtəpiːn/Chemistry
noun
A white crystalline alkaloid present in many plants, especially of the families Papaveraceae and Fumariaceae.
- Protopine has a pentacyclic structure. Formula: C20H19NO5..
Origin
Late 19th century; earliest use found in Journal of the Chemical Society. From German Protopin from proto- + op- (in Opium, in which protopine was first found) + -in.
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