Examples of keto-enol tautomerism In organic chemistry, alkenols (shortened to enols) are a type of reactive structure or intermediate in organic chemistry...
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an enol ether is an alkene with an alkoxy substituent. The general structure is R2C=CR-OR where R = H, alkyl or aryl. A common subfamily of enol ethers...
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Ketone (section Keto-enol tautomerization)
that have at least one alpha-hydrogen, undergo keto-enol tautomerization; the tautomer is an enol. Tautomerization is catalyzed by both acids and bases...
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Ørland Airport (redirect from ENOL)
Ørland Airport (Norwegian: Ørland lufthavn; IATA: OLA, ICAO: ENOL), also known as Ørland Airport, Brekstad (Ørland lufthavn, Brekstad) is the civilian...
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In organosilicon chemistry, silyl enol ethers are a class of organic compounds that share the common functional group R3Si−O−CR=CR2, composed of an enolate...
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Enol Coto Serrano (born 23 March 2001) is a Spanish footballer who plays as either a right back. Born in Gijón, Asturias, Coto joined Sporting de Gijón's...
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Lakes of Covadonga (redirect from Lakes of Enol)
Asturias, Spain. These lakes, often also called Lakes of Enol or simply Los Lagos, are Lake Enol and Lake Ercina located in the Picos de Europa range and...
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Lake Enol is a small highland lake in the Principality of Asturias, Spain. It is located in the Picos de Europa Western Massif, Cantabrian Mountains. It...
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Enol Rodríguez Heres (born 28 July 2001) is a Spanish footballer who plays as a forward. Born in Candás, Asturias, Rodríguez began his career with hometown...
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Aldol reactions (section Enol mechanism)
Carbonyl compounds, such as aldehydes and ketones, can be converted to enols or enol ethers. These species, being nucleophilic at the α-carbon, can attack...
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H−X−Y=Z ⇌ X=Y−Z−H. Common tautomeric pairs include: ketone – enol: H−O−C=C ⇌ O=C−C−H, see keto–enol tautomerism enamine – imine: H−N−C=C ⇌ N=C−C−H cyanamide...
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Acetylacetone (category Enols)
well as heterocyclic compounds. The keto and enol tautomers of acetylacetone coexist in solution. The enol form has C2v symmetry, meaning the hydrogen...
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Thebaine (redirect from Codeine methyl enol ether)
Thebaine (paramorphine), also known as codeine methyl enol ether, is an opiate alkaloid, its name coming from the Greek Θῆβαι, Thēbai (Thebes), an ancient...
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Thebacon (redirect from Dihydrocodeine enol acetate)
Thebacon (INN; pronounced /ˈθiːbəkɒn/), or dihydrocodeinone enol acetate, is a semisynthetic opioid that is similar to hydrocodone and is most commonly...
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Progesterone 3-acetyl enol ether, also known as progesterone acetate, as well as 3-acetoxypregna-3,5-dien-20-one, is a progestin which was never marketed...
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Indenols are hydroxylated indene. 3-Indenol is an enol forms of 1-indanone, and 2-indenol is an enol form of 2-indanone. Isomerization of 1-indenol can...
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The enzyme 3-oxoadipate enol-lactonase (EC 3.1.1.24) catalyzes the reaction 3-oxoadipate enol-lactone + H2O ⇌ {\displaystyle \rightleftharpoons } 3-oxoadipate...
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Spirotetramat (ISO Name) is a keto-enol insecticide developed by Bayer CropScience under the brand names Movento and Ultor. Spirotetramat is active against...
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Locant (section Enols and enolates)
important for enol- and enolate-based carbonyl chemistry as well. Chemical transformations affected by the conversion to either an enolate or an enol, in general...
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that occurs as the enol. It is a physiological metabolite, and a marker for oxidative stress. Malondialdehyde mainly exists as its enol, hydroxyacrolein:...
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either the keto or the enol tautomer. Keto–enol tautomerism is catalyzed by either acid or base. In neutral solution, the enol is the minority tautomer...
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Solvent effects (section Keto–enol equilibria)
compounds exhibit keto–enol tautomerism. This effect is especially pronounced in 1,3-dicarbonyl compounds that can form hydrogen-bonded enols. The equilibrium...
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Aldol reaction (section On the enol)
to the enol. The acid also serves to activate the carbonyl group of another molecule by protonation, rendering it highly electrophilic. The enol is nucleophilic...
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keto acids serve as a stabilizing protecting group for carboxylic acid enols.[page needed] For the free acids, conditions that deprotonate the carboxyl...
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Penmesterol (redirect from Methyltestosterone 3-cyclopentyl enol ether)
3-cyclopentyl enol ether, is a synthetic, orally active anabolic-androgenic steroid (AAS) that was developed in the early 1960s. It is the 3-cyclopentyl enol ether...
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The enol forms of oxaloacetic acid are particularly stable. Keto-enol tautomerization is catalyzed by the enzyme oxaloacetate tautomerase. trans-Enol-oxaloacetate...
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Vinyl alcohol (category Enols)
also called ethenol (IUPAC name; not ethanol) or ethylenol, is the simplest enol. With the formula CH2CHOH, it is a labile compound that converts to acetaldehyde...
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exhibits the keto–enol tautomerism in which the nominal keto structure (CH3)2C=O of acetone itself is in equilibrium with the enol isomer (CH3)C(OH)=(CH2)...
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exists in the ground state as a mixture of the enol and keto forms, favoring the chelated enol. This enol form is stabilized by intramolecular hydrogen-bonding...
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with enol, which is a functional group containing both alkene (en-) and alcohol (-ol). Enamines are considered to be nitrogen analogs of enols. If one...
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