piperidine

[ pi-per-i-deen, -din, pahy-, pip-er-i- ]

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.

piperidine

/ -dɪn; pɪˈpɛrɪˌdiːn /

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

Word History and Origins

Origin of piperidine¹

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

Example Sentences

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

From Project Gutenberg

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

From Project Gutenberg

If we introduce six hydrogen atoms into pyridine, we convert it into piperidine.

From Project Gutenberg

Piperidine hydrochlorate, also, when heated with excess of bromine to 180° C., yields dibrompyridine.

From Project Gutenberg