benzene ring


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benzene ring

benzene ring

n.
A hexagonal ring arrangement found in benzene and other aromatic compounds, consisting of six carbon atoms with alternating single and double bonds between them, and with each carbon atom bonded to a hydrogen atom, or to other atoms or groups of atoms in derivatives of benzene.

benzene ring

n
(Elements & Compounds) the hexagonal ring of bonded carbon atoms in the benzene molecule or its derivatives. Also called: benzene nucleus See also Kekulé formula

ben′zene ring`


n.
the graphic representation of the structure of benzene as a hexagon with a carbon atom at each of its points, each carbon atom united with an atom of hydrogen.
[1875–80]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.benzene ring - a closed chain of 6 carbon atoms with hydrogen atoms attached
benzene, benzine, benzol - a colorless liquid hydrocarbon; highly inflammable; carcinogenic; the simplest of the aromatic compounds
References in periodicals archive ?
1] reveal the occurrence of 1,2- substitution on benzene ring [27], The peak observed for o-methoxy group in the FTIR spectrum indicates the presence of o-anisidine unit in the POA chain.
The following December, the Chemical Service Section was authorized a distinctive insignia--a benzene ring superimposed in the center of crossed retorts, which was widely considered appropriate and representative of the chemical mission.
99 a binary peak from the CH (C-1) group of the benzene ring can be seen that has coupling constant equal to 8Hz.
Simply put, chemically, triclosan structure consists of a dichlorobenzene ring attached to oxygen, which is attached to another benzene ring with a chloro and hydroxide ion attached.
2), with the cinnamic acids having a double bond between the carboxyl group and the benzene ring.
All are structurally similar, containing a ring of six carbon and hydrogen atoms - called a benzene ring.
Environmental Protection Agency (EPA) and other regulatory agencies to identify diesters of orthophthalic acid, also called simply phthalic acid, an aromatic dicarboxylic acid in which the two carboxylic acid groups are located on adjacent carbons (positions 1 and 2) in the benzene ring.
The predominant isomer found in the body is alpha-tocopherol, which has three methyl groups in addition to the hydroxyl group attached to the benzene ring.
As another basic structure characteristic for a product with benzene ring, the UV-Vis absorption spectra of PANI prepared in four kinds of inorganic acids are shown in Fig.
Like Kekule's apocryphal dream of the tail-biting serpent and the benzene ring (3), I was overcome, so to speak, by a flash of clarity that I might electromotively transport proteins out of an unfixed gel directly onto nitrocellulose sheets in a protein gel-destaining chamber I used almost every day.
The secret to the molecules' capability to turn heat into power lies in their structure-like water reaching a fork in a river, the flow of electrons along the molecule is split in two once it encounters a benzene ring, with one flow of electrons following along each arm of the ring.