piperidine

American  

[pi-per-i-deen, -din, pahy-, pip-er-i-] / pɪˈpɛr ɪˌdin, -dɪn, paɪ-, ˈpɪp ər ɪ- /

noun

Chemistry.

1. a colorless, water-soluble liquid, C 5 H 1 1 N, obtained from the alkaloid piperine or from pyridine: used chiefly as a solvent.

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piperidine British  

/ pɪˈpɛrɪˌdiːn, -dɪn /

noun

1. a colourless liquid heterocyclic compound with a peppery ammoniacal odour: used in making rubbers and curing epoxy resins. Formula: C 5 H 11 N

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Etymology

Origin of piperidine

1850–55; < Latin piper pepper + -id ³ + -ine ¹

Example Sentences

Its structure is similar to piperidine, a chemical that occurs naturally in certain pepper plants.

From Washington Post • Aug. 8, 2022

Piperine has also been made by the uniting of piperidine and piperic acid, and, as piperidine has already been formed from pyridine, we have here a true synthesis also.

From Scientific American Supplement, No. 415, December 15, 1883 by Various

When boiled with alcoholic potash solution, it takes up a molecule of water and splits apart into piperic acid, C12H10O4, and piperidine, C5H11N.

From Scientific American Supplement, No. 415, December 15, 1883 by Various

Pentamethylinediamine is the principal intermediary product, and this gives piperidine when distilled with superheated steam.

From Scientific American Supplement, No. 623, December 10, 1887 by Various

We may take piperidine and coniine as examples of the methods followed in alkaloidal synthesis; these are pyridine bases.

From Scientific American Supplement, No. 623, December 10, 1887 by Various