"Heavy ketones, the heavier element congeners of a ketone". Accounts of Chemical Research. 33 (9): 625-630. doi:10.1021/ ... Oxidation of ketones having α-methylene groups affords diketones. This type of oxidation with selenium oxide is called Riley ... Selones (R2C=Se) are the selenium analogues of ketones. They are rare due to their tendency to oligomerize. ... Part I. Its reaction with aldehydes and ketones". Journal of the Chemical Society (Resumed): 1875. doi:10.1039/JR9320001875. ...
Onaca; Kieninger, M; Engesser, KH; Altenbuchner, J (May 2007). "Degradation of alkyl methyl ketones by Pseudomonas veronii". ...
... γ-unsaturated ketones". Acc. Chem. Res. 7 (4): 106-113. doi:10.1021/ar50076a002. Olah, G. A. (1976). "Stable carbocations, 189 ...
Unlike both of those ketones, trifluoroacetone is prochiral. Hydrogenation of trifluoroacetone over platinum catalyst gives ... addition of methylmagnesium iodide with trifluoroacetic acid gives the ketone according to this idealized equation: CF3CO2H + 2 ...
"Asymmetric Strecker-Type Reaction of alpha-Aryl Ketones. Synthesis of (S)-alphaM4CPG, (S)-MPPG, (S)-AIDA, and (S)-APICA, the ...
In cases where the Grignard reagent is adding to an aldehyde or a prochiral ketone, the Felkin-Anh model or Cram's Rule can ... "Unit 12 Aldehydes, Ketones and Carboxylic Acids" (PDF). Chemistry Part II Textbook for class XII. Vol. 2. India: National ... The most common application of Grignard reagents is the alkylation of aldehydes and ketones, i.e. the Grignard reaction: Note ... "Total Synthesis of C31-Methyl Ketone Apocarotenoids 2: The First Total Synthesis of (3R)-Triophaxanthin" (PDF). Acta Chemica ...
4, p. 638 Dodson, R. M. & King, L. C. (1945). "The reaction of ketones with halogens and thiourea". J. Am. Chem. Soc. 67 (12): ...
... also affects catalyst-free hydroboration of aldehydes, ketones, and carboxylic acids. Pinacolborane is used in ... "Catalyst-free and solvent-free hydroboration of ketones". New Journal of Chemistry. 43 (27): 10744-10749. doi:10.1039/ ...
I. Preparation of sterol ketones and sex hormones]. Recl. Trav. Chim. Pays-Bas (in German). 56 (2): 137-144. doi:10.1002/recl. ... I. Zur Herstellung von Sterinketonen und Sexualhormonen" [Dehydration of secondary alcohols to ketones. ... The desired ketone (9) is formed after the hydride transfer. An advantage of the Oppenauer oxidation is its use of relatively ... is a gentle method for selectively oxidizing secondary alcohols to ketones. The reaction is the opposite Meerwein-Ponndorf- ...
The Van Leusen reaction is the reaction of a ketone with TosMIC leading to the formation of a nitrile. It was first described ... When ketones are used instead, elimination cannot occur; rather, a tautomerization process gives an intermediate which after a ... A general one-step synthesis of nitriles from ketones using tosylmethyl isocyanide. Introduction of a one-carbon unit". J. Org ...
Alkylating agents include alkyl halides, alkenes, and ketones. Thus, adamantyl-1-bromide, dicyclopentadiene), and ...
Part X. The elbs reaction with heterocyclic ketones." J. Chem. Soc. 1956: 3435-3437, doi:10.1039/JR9560003435. (Organic ... 1886) "Beiträge zur Kenntniss aromatischer Ketone. Erste Mittheilung." J. Prakt. Chem. (in German), 33(1): 180-188, doi:10.1002 ...
Drummond GI, Stern JR (1960). "Enzymes of ketone body metabolism. II. Properties of an acetoacetate-synthesizing enzyme ...
... then hydrolysing the tert-butoxy group to an alcohol and followed by its oxidation to the ketone. The product is reported to ... "Beiträge zur Kenntniss aromatischer Ketone. Erste Mittheilung". J. Prakt. Chem. (in German). 33 (1): 180-188. doi:10.1002/prac. ...
The ketone which is present is mostly beta-hydroxybutyrate rather than acetoacetate resulting in only a weakly positive ... This can cause false negative results when testing urine ketones as they only measure acetoacetate. Ethanol level are often low ... This can reduce glucose availability and lead to hypoglycemia and increased reliance on fatty acid and ketone metabolism. An ... Dillon, E.; Dyer, W. Wallace; Smelo, L. S. (November 1940). "Ketone Acidosis in Nondiabetic Adults". Medical Clinics of North ...
RCHO + CH2=CHR' → RC(O)CH2CH2R' With an alkyne in place of alkenes, the reaction produce an α,β-unsaturated ketone. The ... The product is a ketone. The reaction requires a metal catalyst. It is almost invariably practiced as an intramolecular ...
Stern JR, Drummond GI, Coon MJ, del Campillo A (1960). "Enzymes of ketone body metabolism. I. Purification of an acetoacetate- ... This enzyme participates in 10 metabolic pathways: fatty acid metabolism, synthesis and degradation of ketone bodies, valine, ...
W. Michler (1876). "Synthese aromatischer Ketone mittelst Chlorkohlenoxyd". Berichte der Deutschen Chemischen Gesellschaft. 9: ... which is now known as Michler's ketone. In a continuation of his research on phosgene, he studied and published widely on N- ...
Electrophiles include ketones, CO2, organotin chlorides, and organoaluminium chlorides. Ethylene inserts into one Mg-C bond. ...
"Reductive Amination of Aldehydes and Ketones with Sodium Triacetoxyborohydride. Studies on Direct and Indirect Reductive ...
XVII.1a Cyclopropyl Carbonium Ions and Protonated Cyclopropyl Ketones". Journal of the American Chemical Society. 87 (22): 5123 ...
T. N. Tekavec, J. Louie "Nickel-Catalyzed Cycloadditions of Unsaturated Hydrocarbons, Aldehydes, and Ketones" J. Org. Chem. ... ketones, tropones, 3-azetidinones, and 3-oxetanones). Louie is also involved in the study and research of diversifying ...
... gives a negative test for most ketones, with alpha-hydroxy ketones being one exception. The test rests on the ... is a chemical reagent used to distinguish between aldehydes and ketones along with some alpha-hydroxy ketones which can ... It also gives a positive test with hydrazines, hydrazones, α-hydroxy ketones and 1,2-dicarbonyls. Both Tollens' reagent and ... Retrieved 4 February 2009 "Oxidation of aldehydes and ketones". chemguide.co.uk. Retrieved 31 January 2010. Oshitna, K.; ...
III.1 Oxidation of Secondary Alcohols to Ketones", The Journal of Organic Chemistry, vol. 30, no. 4, pp. 1107-1110, doi:10.1021 ... Analogously, secondary alcohols can be oxidized to form ketones. Dimethyl sulfoxide/acetic anhydride serves as oxidizing agent ...
In its usual form, it involves the nucleophilic addition of a ketone enolate to an aldehyde to form a β-hydroxy ketone, or ... In an aldol condensation between an aldehyde and a ketone, the ketone acts as the nucleophile, as its carbonyl carbon does not ... Both ketones & aldehydes are suitable for aldol condensation reactions. In the examples below, aldehydes are used. A crossed ... Claisen-Schmidt condensation between an aldehyde or ketone having an α-hydrogen with an aromatic carbonyl compound lacking an α ...
Like aldehydes and ketones, pseudoacids have "pseudocarbonyl" derivatives also. Bredt, J., 1886. Über Acetyllävulinsäure und ...
... and the ketone is added to the base at −78 °C. Because the ketone is quickly and quantitatively converted to the enolate and ... If an unsymmetrical ketone is subjected to base, it has the potential to form two regioisomeric enolates (ignoring enolate ... Deprotonation of enolizable ketones, aromatic alcohols, aldehydes, and esters gives enolates. With strong bases, the ... Regiospecific formation is the controlled enolate formation by the specific deprotonation at one of the α-carbons of the ketone ...
It can catalyze the rearrangement of propylene oxide derivatives to methyl ketones. It reacts with samarium(III) iodide, sodium ... "Selective catalyzed-rearrangement of terminal epoxides to methyl ketones". Journal of Organometallic Chemistry. 285 (1-3): 449- ...
Urine ketones appear before there is any significant increase in blood ketones; therefore, urine ketone measurement is ... Higher levels of ketones in the urine indicate that the body is using fat as the major source of energy. Ketone bodies that ... Ketones are metabolic end-products of fatty acid metabolism. In healthy individuals, ketones are formed in the liver and are ... Measuring Ketones in Urine-Children With Diabetes Laffel, Lori (1999-11-01). "Ketone bodies: a review of physiology, ...
Okazaki, R.; Tokitoh, N. (2000). "Heavy ketones, the heavier element congeners of a ketone". Accounts of Chemical Research. 33 ... A telluroketone is an analog of a ketone in which the oxygen atom has been replaced by a tellurium atom. This change makes the ...