phenyl


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Related to phenyl: phenylalanine

phenyl

(fĕn`əl), C6H5, organic free radicalfree radical,
in chemistry, a molecule or atom that contains an unpaired electron but is neither positively nor negatively charged. Free radicals are usually highly reactive and unstable. They are produced by homolytic cleavage of a covalent bond (see chemical bond); i.e.
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 or alkyl groupalkyl group
, in chemistry, group of carbon and hydrogen atoms derived from an alkane molecule by removing one hydrogen atom (see radical). The name of the alkyl group is derived from the name of its alkane by replacing the -ane suffix with -yl, e.g.
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 derived from benzenebenzene
, colorless, flammable, toxic liquid with a pleasant aromatic odor. It boils at 80.1°C; and solidifies at 5.5°C;. Benzene is a hydrocarbon, with formula C6H6.
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 by removing one hydrogen atom.

phenyl

[′fen·əl]
(organic chemistry)
C6H5‒ A functional group consisting of a benzene ring from which a hydrogen has been removed.

phenyl

of, containing, or consisting of the monovalent group C6H5, derived from benzene
References in periodicals archive ?
134-135[degrees]C; IR (KBr, [cm.sup.-1]): 3142 (N-H), 1716 (ring C=O), 1658 (C=O); [.sup.1]H-NMR (500 MHz, DMSO-[d.sub.6]): [delta] 10.72; 10.55 (2s, 1H, NH), 8.28; 8.20 (2s, 1H, imidazothiazole [C.sub.5]-H), 7.78 (d, 2H, J=8.78 Hz, 4-Brphenyl [C.sub.2,6]-H), 7.59 (d, 2H, J=8.30 Hz, 4-Brphenyl [C.sub.3,5]-H), 7.28-7.23 (m, 2H, phenyl), 7.21-7.16 (m, 3H, phenyl), 7.08; 7.05 (2s, 1H, imidazothiazole [C.sub.2]-H), 4.08-3.82 (m, 6H, C[H.sub.2]CO, SC[H.sub.2] and NC[H.sub.2]), 2.89 (t, 2H, J=7.32 Hz, C[H.sub.2]-Ph).
Reaction mechanism of cationic micellar catalysis upon the hydrolysis of mono-p-methoxy phenyl phosphate ester.
The contribution of C--O--C was positive to the photoelastic birefringence; however, the positive contribution of the phenyl ring was higher than that of C--O--C, leading to a high positive photoelastic birefringence for PPhMA, because the polarizability anisotropy of the phenyl ring (reported in Ref.
Togo, "Efficient demethylation of N,N-dimethylanilines with phenyl chloroformate in ionic liquids," Synlett, no.
Synthesis of N,N-Bis(4-(2-bromo-9-phenyl-fluoren-9-yl) phenyl)-4-(9-phenyl-2-(pyren-1-yl)-fluoren-9-yl)aniline.
A mixture of [5-oxo-4-(phenyl hydrazono)-3-trichloromethyl-4,5-dihydro-pyrazol1yl]-acetic acid hydrazide (5) (0.01 M), potassium thiocyanate (0.02 M), concentrated hydrochloric acid (1mL), ethanol (10mL) and water (20 mL) were refluxed for 3 h.
Mesamoll II alkylsulfonic phenyl ester from Lanxess Corp., Pittsburgh, can now be used in toys and food packaging.
(Atlanta, GA) have patented asymmetric derivatives of furamidines with one of the phenyl rings of furamidine replaced with a benzimidazole, found by quantitative footprinting analyses to bind GC containing sites on DNA more strongly than to pure AT sequences.