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Related to piperidine: piperidine alkaloids


 (pī-pĕr′ĭ-dēn′, pĭ-)
A strongly basic, colorless liquid heterocyclic amine, C5H11N, used in the manufacture of rubber and as a curing agent in epoxy resins.

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(pɪˈpɛrɪˌdiːn; -dɪn)
(Elements & Compounds) a colourless liquid heterocyclic compound with a peppery ammoniacal odour: used in making rubbers and curing epoxy resins. Formula: C5H11N
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(pɪˈpɛr ɪˌdin, -dɪn, paɪ-, ˈpɪp ər ɪ-)

a colorless, water-soluble liquid, C5H11N, used chiefly as a solvent.
[1850–55; < Latin piper pepper + -idine]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
References in periodicals archive ?
The report takes a closer look at the demand dynamics of various composition types in the home insecticides market such as N,N-diethyl-meta-Toluamide (DEET), hydroxyethyl isobutyl piperidine carboxylate (picaridin or icaridin), geraniol, and citronella oil.
Summary: Synthesis of various piperidine derivatives having important biological and pharmacological potentials has been discussed in the past.
Afterwards, the target product dyes BPI-P and BPI-T were obtained through a Knoevenagel condensation reaction between 5 and cyanoacetic acid in the presence of piperidine. The structures of the two compounds were characterized using spectroscopy.
In the typical synthesis process, 187 mg of [Cu(Ac) .sub.2] x [H.sub.2]O,104 mg of Ge[O.sub.2], and 215 mg of Se were mixed in 2.5 mL of piperidine (17.3 wt%) solution under vigorous stirring for about 30 min.
A BV analog with phenylpiperazine instead of phenylpiperidine in BV (5) [51,52], a BV analog with benzylpiperidine instead of phenylpyridine (6), and a BV analog with pyridinyl piperidine instead of phenyl piperidine (7) showed a lower VAChT affinity than BV [53].
A mixture of 2 (100 mg, 0.27 mmol) and cyanoacetic acid (30 mg, 0.36 mmol) was vacuum dried, and CH[Cl.sub.3] (50 ml) and piperidine were added.
vulgare: Piperidine, 3-isopropyl, Bicyclo[2.2.1]heptan-2-one, 1,3,3-trimethyl, Benzaldehyde, 4-methoxy, Estragole, 11-Octadecenoic acid, methyl ester and 9-Octadecenoic acid ethyl ester.
A few drops of piperidine were added, and the mixture was stirred for 3 h at room temperature.
Curcumin formulas with added piperidine promote increased uptake of curcumin.
A flash chromatography system with a silica gel cartridge was further developed to isolate and purify the piperidine and piperideine alkaloids (Li et al.
Similarly, the current clinical candidate 5a also occupies a position near the edge of the [A.sub.2A]R binding pocket, where the piperidine quaternary alkyl group forms hydrophobic interactions with Leu267 and His264 and the tertiary alcohol group forms a hydrogen bond with Glu169 (Figure 3(b)) [27, 28].