heteroatom


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het·er·o·at·om

(hĕt′ə-rō-ăt′əm)
n.
An atom other than carbon or hydrogen in the structure of an organic compound, especially in a heterocyclic compound.
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.

heteroatom

(ˈhɛtərəʊˌætəm)
n
(Chemistry) chem any atom in the ring of a cyclic compound that is not a carbon atom
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
Translations
Heteroatom
heteroatomi
헤테로원자
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References in periodicals archive ?
Among the inhibitors, organic compounds act as good inhibitors due to their heteroatom structures such as sulfur, nitrogen, and oxygen [1].
For cellulose phosphates with elements named above, connections are formed in ester groups in which the atomic ratio of phosphorus to heteroatom is [C.sub.mo]:[C.sub.p] = 1:10 for molybdenum, [C.sub.w]:[C.sub.p] = 1:20 for tungsten, and [C.sub.w]:[C.sub.p] = 1:2 for vanadium.
The chemistry of nitrogen-sulfur heteroatom containing aromatic compounds is becoming more popular as an area of research.
The fragments at m/z 194, 148 and 116 show the cleavage of ring exhibiting the losses of the heteroatom bearing ring structures.
In the axial anomer, the lone pair orbital from the ring heteroatom (O in the case above) can overlap with the [[sigma].sup.*] orbital associated with the C-X bond.
Figure 3 compares plots of DBE versus the carbon number of heteroatom compounds in LSO and SLTCT.
The topics include homogeneous gold-catalyzed oxidation and reduction reactions, the gold-catalyzed addition of a heteroatom nucleophile to a carbon-carbon multiple bond, gold-catalyzed multi-component reactions, gold catalysis on tandem and cascade reactions, gold-catalyzed reactions of propargylic esters, recent developments in asymmetric catalysis, and gold catalysis in natural products synthesis.
13 and 14), CHF [greater than or equal to] 30 kW/[m.sup.2] or [T.sub.max] [greater than or equal to] 579[degrees]C, are poor predictors of UL 94 rating for heteroatom (PPS) and halogen-containing polymers (PVC, PVDF, FEP) that burn with low combustion efficiency because of chemical inhibition of the flame.
Khan, New supramolecular triorganotin(IV) dithiocarboxylates as potential antibacterial agents, Heteroatom Chem; 23, 560 (2012).
The authors have organized the main body of their text into fourteen chapters, covering the importance of heterocyclic compounds, three, four, and five-membered heterocyclic compounds with one heteroatom, bicyclic ring systems derived from pyrrole, furanm and thiophene, and a variety of other related topics.
7th International Conference on Heteroatom Chemistry (ICHAC-7), Shanghai, China.

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