pyrrole


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pyrrole

 [pir´ōl]
a basic, cyclic substance, obtained by destructive distillation of various animal substances.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

pyr·role

(pir'ōl),
Divinylenimine; a heterocyclic compound found in many biologically important substances, for example, heme.
Synonym(s): azole, imidole
Farlex Partner Medical Dictionary © Farlex 2012

pyrrole

(pîr′ōl′)
n.
1. A five-membered heterocyclic ring compound, C4H5N, having an odor similar to chloroform, that is the parent compound of protoporphyrin.
2. Any of various derivatives of this compound.

pyr·ro′lic (pĭ-rō′lĭk) adj.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

pyr·role

(pir'ōl)
A heterocyclic compound found in many biologically important substances.
Synonym(s): azole, imidole.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

pyrrole

a porphyrin building block that has a five-membered heterocyclic structure and contains nitrogen.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005
References in periodicals archive ?
In order to increase the sensitivity and selectivity to the metal ions, some heterocycles have been used to modify the rhodamine platform, such as furan, pyrrole and thiophene [21, 22].
His initial biochemical profile revealed high copper levels, pyrrole disorder, low zinc, and over-methylation.
From the experiments conducted, it appears that pyrrole, neonicotinoids, and spinosyns were the most effective compounds tested to control both C.
On top, from left to right: pyrrole, oxazole, thiazole, and imidazole (rightmost).
In the left compartment, 10 mM pyrrole was stirred in 100 mL of de-ionized water at pH 1.5.
Figure 2 shows FTIR spectra of the bacterial cellulose nanocomposites polymerized with pyrrole using copper chloride as the oxidizing agent with different molar ratios and Py concentrations.
It may be due to the pyrrole monomer adsorbed onto the silica surface, and then it was polymerized in the presence of the oxidizing agent (Fe[Cl.sub.3]).
Teoule, "Preparation of a DNA matrix via an electrqchemically directed copolymerization of pyrrole and oligonucleotides bearing a pyrrole group," Nucleic Acids Research, vol.
PPy has been actively used in many potential applications such as electronic devices, sensors, batteries, microactuators, anti-electrostatic coatings, and biomedical [6-10], and it has been synthesized and prepared by using different techniques such as electrochemical [11, 12] or chemical oxidation of pyrrole monomer [13, 14] in various organic solvents and in aqueous media.
Aromaticity is a topic of scientific interest in the various areas of pyrrole derivative investigation.
On the basis of the molecular ions obtained from high-resolution mass spectrometry, six LIM-derived pyrrole derivatives are postulated to be formed in the microsomal incubation systems.
Beyer, "Synthesis, electrochemical properties and electro-oxidative polymerization of copper(II) and nickel(II) complexes with N'-benzoylthiourea ligands containing pyrrole groups," Transition Metal Chemistry, vol.