- a white, crystalline alkaloid, C17H19NO3, obtained from pepper and other piperaceous plants and also prepared synthetically: used as an insecticide.
Origin of piperine
Examples from the Web for piperine
Historical Examples of piperine
Piperine colours the sulphuric acid blood-red, and is turned dark-brown, almost black by the cerium oxide (Sonnenschein).
Piperine, the alkaloid of pepper, has also been well studied.
It also contains a mere trace of piperina or piperine, one of the most valuable constituents of black pepper.Cooley's Practical Receipts, Volume II
Pepper owes its properties to an alkaloid, piperine, and to a volatile oil.Human Foods and Their Nutritive Value
He has proved that the alkaloid so obtained is identical with that prepared from piperine.
- a crystalline insoluble alkaloid that is the active ingredient of pepper, used as a flavouring and as an insecticide. Formula: C 17 H 19 NO 3