carbonyl

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carbonyl

 [kahr´bo-nil]
the divalent organic radical, C=O, characteristic of aldehydes, ketones, carboxylic acid, and esters.

car·bon·yl

(kar'bŏn-il),
The characteristic group, -C=O-, of the ketones, aldehydes, and organic acids.

carbonyl

/car·bon·yl/ (kahr´bah-nil) the bivalent organic radical, C:O, characteristic of aldehydes, ketones, carboxylic acid, and esters.

car·bon·yl

(kahr'bŏn-il)
The characteristic group, -CO-, of the ketones, aldehydes, and organic acids.

carbonyl

the bivalent organic radical, C=O or C:O, characteristic of aldehydes, ketones, carboxylic acid and esters.
References in periodicals archive ?
This gives an indication that most of [alpha], [beta]-unsaturated carbonyl compounds with R' =furanyl ring as substituents on the [beta]-position causes a substantial decrease in antibacterial activity.
Emission rates of carbonyl compounds in the gas phase of coil smoke (mg/hr).
NTB may result from the Maillard reaction, however in this case the amino acids react with nonsugar carbonyl compounds, such as diacetyl, glyoxal or methylglyoxal.
This 73rd volume in the Organic Reactions series is comprised of a single chapter that surveys the various classes of allylic (propargylic and allenic) boron reagents developed for the synthetic allylation of carbonyl compounds.
Alp Ikizler from Vanderbilt University's School of Medicine that demonstrate Pyridorin(TM) can scavenge "reactive oxygen species" (ROS) and toxic carbonyl compounds.
However, removal of the carbonyl compounds, especially formaldehyde and acetaldehyde, was much less efficient (~17-45%).
In the last decade, it has been found that a number of metals can mediate the reactions of carbonyl compounds (1) with organic halides in aqueous media to give the product alcohols (2) under the Barbier conditions (Scheme 1).
The Maillard reaction, first described by Louis-Camille in 1912, is a general description of a complex series of reactions involving the reaction of free amino groups, such as amines, amino acids, peptides and proteins, with carbonyl compounds, particularly reducing sugars.
Synthesis of optically active [alpha]-hydroxy carbonyl compounds by the catalytic enantioselective oxidation of silyl enol ethers and ketene acetals with (salen)manganese(III) complexes.
In addition, some studies have shown that odor-causing compounds like aldehydes and ketones, can be released from thermal oxidation of polyethylene, and these most unpleasant odors can be caused by carbonyl compounds in a certain molecular weight range (4-6).
Eight contributions address general aspects and historical background, Michael Addition, addition to carbonyl compounds, nucleophilic allylic alkylation and hydroarylation of allenes, nucleophilic substitution on Csp 3 carbon atoms, unactivated alkenes, catalytic asymmetric Friedel-Crafts alkylations in total synthesis, and industrial Friedel-Crafts chemistry.