Find link

language:

Find link is a tool written by Edward Betts.

searching for Enolate 112 found (225 total)

alternate case: enolate

Conia-ene reaction (1,805 words) [view diff] exact match in snippet view article find links to article

form a metal-stabilized enolate, which then attacks the tethered alkyne and transfers the metal cation. An early example of enolate activation was reported

Davis oxidation (641 words) [view diff] exact match in snippet view article find links to article

base first converts the ketone or ester into its corresponding enolate. Then, the enolate anion as a nucleophile attacks the oxygen atom of the oxaziridine

Methyl cyanoformate (155 words) [view diff] exact match in snippet view article find links to article

in which context it is also known as Mander's reagent. When a lithium enolate is generated in diethyl ether or methyl t-butyl ether, treatment with Mander's

Claisen condensation (633 words) [view diff] exact match in snippet view article find links to article

enolizable (have an α-proton and be able to undergo deprotonation to form the enolate anion). There are a number of different combinations of enolizable and

Acetic anhydride (1,460 words) [view diff] exact match in snippet view article find links to article

(CH3CO)2O + H2O → 2 CH3COOH Acetic anhydride forms the enolate in the presence of acetate as base. The enolate can be trapped by condenation with benzaldehyde

Reformatsky reaction (1,275 words) [view diff] exact match in snippet view article find links to article

'Reformatsky enolate', is prepared by treating an alpha-halo ester with zinc dust. Reformatsky enolates are less reactive than lithium enolates or Grignard

Carbonyl α-substitution reaction (982 words) [view diff] exact match in snippet view article find links to article

substitution of an α-hydrogen by an electrophile through either an enol or enolate ion intermediate. Because their double bonds are electron rich, enols behave

Knoevenagel condensation (729 words) [view diff] exact match in snippet view article find links to article

withdrawing group. Z must be powerful enough to facilitate deprotonation to the enolate ion even with a mild base. Using a strong base in this reaction would induce

Ireland–Claisen rearrangement (236 words) [view diff] exact match in snippet view article find links to article

Willard, A. K. (1976). "The ester enolate Claisen rearrangement. Stereochemical control through stereoselective enolate formation". J. Am. Chem. Soc. 98

Self-condensation (488 words) [view diff] exact match in snippet view article find links to article

cannot form an enolate, and the benzaldehyde is much more electrophilic than any unenolized acetophenone in solution. Therefore, the enolate formed from

Carbonyl oxidation with hypervalent iodine reagents (808 words) [view diff] exact match in snippet view article find links to article

carbonyl compounds through the intermediacy of a hypervalent iodine(III) enolate species. This electrophilic intermediate may be attacked by a variety of

Ketone (2,895 words) [view diff] exact match in snippet view article find links to article

because this species exists mainly as the monoenol CH3C(O)CH=C(OH)CH3. Its enolate is a common ligand in coordination chemistry. Ketones containing alkene

Chiral auxiliary (3,726 words) [view diff] exact match in snippet view article find links to article

strong base such as lithium diisopropylamide selectively furnishes the (Z)-enolate, which can undergo stereoselective alkylation. Alkylation of an oxazolidinone

2,4 Dienoyl-CoA reductase (1,747 words) [view diff] exact match in snippet view article find links to article

hydride at 3.4 Å to the Cδ, compared with 4.0 Å to the Cβ (not shown). The enolate intermediate discussed earlier is stabilized by residues additional hydrogen

Macrophomic acid (540 words) [view diff] exact match in snippet view article find links to article

decarboxylated to form an enolate that coordinates to a Mg2+ metal center (2) found in the active site of the enzyme. Then, the coordinated enolate can either add

John Isaiah Brauman (738 words) [view diff] exact match in snippet view article find links to article

of (E)- and (Z)-Propionaldehyde Enolate Anions. Electron Affinities of the Stereoisomers of Propionaldehyde Enolate Radicals". 119. J. Am. Chem. Soc

Phosphoenolpyruvate carboxylase (1,890 words) [view diff] exact match in snippet view article find links to article

carbon dioxide is attacked by the enolate to form oxaloacetate. The metal cofactor is necessary to coordinate the enolate and carbon dioxide intermediates;

Steroid Delta-isomerase (3,232 words) [view diff] exact match in snippet view article find links to article

whether it exists as the enolate or enol. Pollack uses a thermodynamic argument to suggest the intermediate exists as the enolate. The general base Asp-38

Muconate lactonizing enzyme (2,057 words) [view diff] exact match in snippet view article find links to article

mechanism that MLEs undergo are the reverse of beta-elimination in which the enolate alpha-carbon is protonated. MLEs can undergo mutations caused by a deletion

2,5-Diketopiperazine (2,289 words) [view diff] exact match in snippet view article find links to article

5-diketopiperazine ring by enolate acylation was used in the construction of the 2,5-diketopiperazine ring in 11 by intramolecular cyclization of the enolate of 10 onto

Baylis–Hillman reaction (2,831 words) [view diff] exact match in snippet view article find links to article

catalytic amine to the activated alkene. The resulting zwitterionic aza-enolate undergoes aldol addition to the aldehyde. Intramolecular proton shift then

Citrate synthase (1,159 words) [view diff] exact match in snippet view article find links to article

atom of Asp-375 deprotonating acetyl CoA's alpha carbon atom to form an enolate anion which in turn is neutralized by protonation by His-274 to form an

Dieckmann condensation (286 words) [view diff] exact match in snippet view article find links to article

larger rings. Deprotonation of an ester at the α-position generates an enolate ion which then undergoes a 5-exo-trig nucleophilic attack to give a cyclic

Barton–Zard reaction (262 words) [view diff] exact match in snippet view article find links to article

α-isocyanide. Michael-type addition between the α-isocyanide carbonyl enolate and the nitroalkene. 5-endo-dig cyclization (see: Baldwin's rules). Base

Manganese(III) acetate (720 words) [view diff] exact match in snippet view article

intramolecular electron transfer to form [{Mn3}–enolate]• radical intermediates (e.g., [{Mn3}–enolate]), instead of free •CH2CO2H radical intermediates

1,3-Indandione (294 words) [view diff] exact match in snippet view article find links to article

diketone, As a solution in water, it is partially (~2%) enolized. The enolate anion exhibits significant delocalization, and the highest electron density

Non-nucleophilic base (354 words) [view diff] exact match in snippet view article find links to article

lithium diisopropylamide, is used to deprotonate an ester to give the enolate in the Claisen ester condensation, instead of undergoing a nucleophilic

Allylic strain (2,486 words) [view diff] exact match in snippet view article find links to article

of the reaction. The Z enolate was created to avoid the allylic strain with oxazolidinone. The formation of a specific enolate enforces the development

Biosynthesis of cocaine (803 words) [view diff] exact match in snippet view article find links to article

N-methyl-Δ1-pyrrolinium cation. The first addition is a Mannich-like reaction with the enolate anion from acetyl-CoA acting as a nucleophile towards the pyrrolinium cation

(2R)-2-Methylpent-4-enoic acid (220 words) [view diff] exact match in snippet view article

and DMAP as an acyl carrier catalyst addition of a pentene group via enolate addition using Sodium bis(trimethylsilyl)amide as a base and allyl iodide

Triethyl phosphite (453 words) [view diff] exact match in snippet view article find links to article

approach can be utilized for carbonyl α-hydroxylation by reacting the enolate with oxygen, producing an α-hydroperoxide which can be reduced by triethyl

Vancosamine (566 words) [view diff] exact match in snippet view article find links to article

next step, EvaA dehydrates molecule 1 by deprotonating at 3-C to form and enolate, which then eliminates 2-OH, to form molecule 2. Molecule 2 is transformed

Synergistic catalysis (1,066 words) [view diff] exact match in snippet view article find links to article

chiral transition metal complexes. In their proposed mechanism schemes, an enolate is formed from an α-cyano ester and coordinates to the rhodium catalyst

Nucleophilic addition (910 words) [view diff] exact match in snippet view article find links to article

amine with formaldehyde and a carbonyl compound in the Mannich reaction an enolate ion in an aldol reaction or Baylis–Hillman reaction an organometallic nucleophile

Macrocycle (3,878 words) [view diff] exact match in snippet view article find links to article

B and lonomycin A, hydroborations such as in 9-dihydroerythronolide B, enolate alkylations such as in (±)-3-deoxyrosaranolide, dihydroxylations such as

Dihydroxyphenylglycine (506 words) [view diff] exact match in snippet view article find links to article

form a C8 intermediate. DpgB/D then dehydrates the intermediate using enolate chemistry to promote the loss of water. DpgB/D isomerizes the product to

Rubottom oxidation (3,396 words) [view diff] exact match in snippet view article find links to article

hydride (KH) and 18-crown-6 (18-C-6) to effect the anionic oxy-Cope, the enolate intermediate was trapped with trimethylsilyl chloride (TMSCl). The silyl

(4+3) cycloaddition (1,268 words) [view diff] exact match in snippet view article

for generating symmetric oxyallyl cations. After formation of a metal enolate, dissociation of halide generates a positively charged oxyallyl intermediate

Umpolung (1,784 words) [view diff] exact match in snippet view article find links to article

the α,β-unsaturated ester 1 at the β-position forming the intermediate enolate 2. Through tautomerization 2b can displace the terminal bromine atom to

Erlenmeyer–Plöchl azlactone and amino-acid synthesis (578 words) [view diff] exact match in snippet view article find links to article

modification), thiohydantoin and rhodanine have each been employed as the enolate-forming component of the condensation. 2,5-Diketopiperazine can be used

Meisenheimer complex (657 words) [view diff] exact match in snippet view article find links to article

the Janovski adduct is oxidized with excess base to a strongly colored enolate with subsequent reduction of the dinitro compound to the aromatic nitro

W. Clark Still (2,031 words) [view diff] exact match in snippet view article find links to article

at elevated temperature to induce the rearrangement, and the resulting enolate was trapped with chlorotrimethylsilane to form the macrocyclic silyl enol

Pimelic acid (392 words) [view diff] exact match in snippet view article find links to article

additional carbon is supplied by dimethyloxalate, which reacts with the enolate. In other syntheses, pimelic acid is made from cyclohexene-4-carboxylic

Alkynylation (1,249 words) [view diff] exact match in snippet view article find links to article

alkynylations on compounds that are liable to polymerization reactions via enolate intermediates. However, substituting lithium for sodium or potassium acetylides

2,3-Wittig rearrangement (1,449 words) [view diff] exact match in snippet view article find links to article

(1987). "Asymmetric [2,3]-Wittig rearrangement involving a chiral ester enolate terminus. A chiral synthesis of erythro-.ALPHA.-hydroxy-.BETA.-alkyl carboxylic

Ylide (1,152 words) [view diff] exact match in snippet view article find links to article

both phosphine and ylide functionalities, and can exist in ylidic and enolate forms. These ligands can therefore be engaged in different kinds of bonding

Acyloin (651 words) [view diff] exact match in snippet view article find links to article

proline organocatalyst for enantioselection. In a more elaborate version, enolates can be oxidized by sulfonyloxaziridines. When sulfonyloxaziridines oxidize

Pyruvate carboxylase (2,908 words) [view diff] exact match in snippet view article find links to article

an as yet unidentified active site residue, to generate an enolate intermediate. The enolate intermediate then attacks CO2 transiently released from the

Hydrogen-bond catalysis (4,026 words) [view diff] exact match in snippet view article find links to article

aldehydes can be effected with high enantioselectivity. The nucleophile is an enolate-type species generated from the conjugate addition of PEt3 to the enone

Biotin carboxylase (1,050 words) [view diff] exact match in snippet view article find links to article

An enolate-like intermediate is formed, producing a negative charge on the oxygen, which is stabilized by the iminium ion of Arg338. The enolate then

Wittig reaction (1,596 words) [view diff] exact match in snippet view article find links to article

β-unsaturated ester), just as the Wittig reaction does. To obtain the (Z)-enolate, the Still-Gennari modification of the Horner-Wadsworth-Emmons reaction

Haloform reaction (1,324 words) [view diff] exact match in snippet view article find links to article

basic conditions, the ketone undergoes keto-enol tautomerisation. The enolate undergoes electrophilic attack by the hypohalite (containing a halogen

Oxazole (617 words) [view diff] exact match in snippet view article find links to article

at C2, and the lithio salt exists in equilibrium with the ring-opened enolate-isonitrile, which can be trapped by silylation. Formylation with dimethylformamide

Allenes (4,279 words) [view diff] exact match in snippet view article find links to article

Alvin K. (May 1976). "The ester enolate Claisen rearrangement. Stereochemical control through stereoselective enolate formation". Journal of the American

Aza-Cope rearrangement (5,704 words) [view diff] exact match in snippet view article find links to article

reactions, conversion of the Z-enolate affords lower selectivity due to 1,3 diaxial steric interactions between the enolate and the ring, as well as the

Tazarotene (1,161 words) [view diff] exact match in snippet view article find links to article

presence of aluminium chloride gives the methyl ketone (4). Reaction of the enolate of that ketone with diethyl chlorophosphate gives the enol phosphate 5

Monocerin (515 words) [view diff] exact match in snippet view article find links to article

methyl transferase is considered to be a tailoring enzyme. Formation of an enolate ion on the carbon three carbons away from sulfur allows aldol addition

17α-Methyl-19-norprogesterone (261 words) [view diff] exact match in snippet view article find links to article

JF, Pidacks V, Conrow RB, Coscia CJ (1964). "The formation of steroid enolate anions by reductive procedures". Tetrahedron. 20 (2): 357–372. doi:10

James P. Collman (486 words) [view diff] exact match in snippet view article find links to article

North Carolina at Chapel Hill, Stanford University Thesis The Magnesium Enolate of 2,2-Diphenylcyclohexanone (1958) Doctoral advisor Reynold C. Fuson Doctoral

Jirō Tsuji (1,054 words) [view diff] exact match in snippet view article find links to article

catalytic Pd(OAc)2 and PPh3 via the intermediacy of an allylpalladium enolate - a catalytic Carroll rearrangement. Following work revealed that replacement

Work-up (787 words) [view diff] exact match in snippet view article find links to article

Pauline; Maulide, Nuno (2017-11-15). "Chemoselective Intermolecular Cross-Enolate-Type Coupling of Amides". Journal of the American Chemical Society. 139

Nucleophilic substitution (1,536 words) [view diff] exact match in snippet view article find links to article

This reaction typically involves selected ketones capable of forming enolates in the presence of a strong base such as Potassium tert-butoxide, reacting

Electrophilic amination (2,059 words) [view diff] exact match in snippet view article find links to article

elimination of sulfinic acid. The most synthetically useful aminations of enolate anions employ N-acyloxazolidinone substrates. The chiral auxiliaries on

5α-Reductase (4,152 words) [view diff] exact match in snippet view article find links to article

power of NADPH to perform a hydride shift on the double carbon bond in the ring causing enolate formation and subsequent tautamerization to form DHT.

Mukaiyama aldol addition (958 words) [view diff] exact match in snippet view article find links to article

crossed aldol reactions with lithiated imines. Competing work with lithium enolate aldol reactions was published also in 1973 by Herbert O. House. Mukaiyama

Ionone (815 words) [view diff] exact match in snippet view article find links to article

catalysed. The aldol condensation product 5 eliminates water through the enolate ion 6 to form pseudoionone 7. The reaction proceeds by acid catalysis where

1,3-Cyclohexanedione (294 words) [view diff] exact match in snippet view article find links to article

to 3-alkoxyenones. Its pKa is 5.26. Treatment of the sodium salt of the enolate with methyl iodide gives 2-methyl-1,3-cyclohexanedione, which also exists

Malondialdehyde (930 words) [view diff] exact match in snippet view article find links to article

Malondialdehyde is easily deprotonated to give the sodium salt of the enolate (m.p. 245 °C). Malondialdehyde results from lipid peroxidation of polyunsaturated

Sodium acetylacetonate (217 words) [view diff] exact match in snippet view article find links to article

established by X-ray crystallography. The sodium cation is bonded to the enolate oxygen centers. Sahbari, J. J.; Olmstead, M. M. (1983). "Structure of Sodium

Protecting group (6,755 words) [view diff] exact match in snippet view article find links to article

doi:10.1021/ja00325a032. Steven D. Burke, Gregory J. Pacofsky: "The ester enolate claisen rearrangement. Total synthesis of (±)-ethisolide", in: Tetrahedron

Isomerase (3,590 words) [view diff] exact match in snippet view article find links to article

mechanism involves the deprotonation of that third carbon to form a reactive enolate intermediate. The enzyme's active site contains two Asp residues. After

Menthofuran (434 words) [view diff] exact match in snippet view article find links to article

allenyldimethylsulfonium bromide in two steps via a furannulation strategy consisting of enolate addition and rearrangement. Menthofuran is a metabolite of pulegone. Both

Asymmetric nucleophilic epoxidation (1,634 words) [view diff] exact match in snippet view article find links to article

in solution coordinate both the peroxide oxygen and the enolate oxygen. Attack of the enolate on the peroxide oxygen generates the epoxide product and

Epothilone (2,166 words) [view diff] exact match in snippet view article find links to article

total synthesis of epothilone A was achieved via an intramolecular ester enolate-aldehyde condensation. Other syntheses of epothilones have been published

Benzydamine (1,242 words) [view diff] exact match in snippet view article find links to article

which undergoes spontaneous internal hydrazide formation. Treatment of the enolate of this amide with 3-chloro-1-dimethylamino propane gives benzydamine (5)

N-Butyllithium (1,858 words) [view diff] exact match in snippet view article find links to article

compounds, and any overtly acidic compounds, to produce alkoxides, amides, enolates and other salts of lithium, respectively. The stability and volatility

Enamine (1,825 words) [view diff] exact match in snippet view article find links to article

synthetically useful due to their nucleophilicity (they are more nucleophilic than enolates). Thus they are better able to react with weaker electrophiles (for example

Leaving group (1,844 words) [view diff] exact match in snippet view article find links to article

aldol condensation) commonly involve a hydroxide leaving group from an enolate β position. Likewise, in SNAr reactions, the rate is generally increased

Spiro compound (2,221 words) [view diff] exact match in snippet view article find links to article

71: 63. 1993. doi:10.15227/orgsyn.071.0063. "Dichlorovinylation of an Enolate: 8-Ethynyl-8-Methyl-1,4-Dioxaspiro[4.5]Dec-6-Ene". Organic Syntheses. 64:

Benzylic activation in tricarbonyl(arene)chromium complexes (745 words) [view diff] exact match in snippet view article

may be deprotonated without side reactions. Alkylation of the resulting enolate proceeds with complete diastereoselectivity to afford the exo product.

Ambident (chemistry) (125 words) [view diff] exact match in snippet view article

charge over two unlike atoms or over two like but non-equivalent atoms. Enolate ions are Ambident Nucleophile. Wiktionary definition "Merriam- Webster

1,1-Diiodoethane (382 words) [view diff] exact match in snippet view article find links to article

1-diiodoethane as a reactant. Moreover, is can also be used as a reactant in enolate substitution reaction as the following examples. 1,2-Diiodoethylene 1,2-Difluoroethane

Acetyl cyanide (406 words) [view diff] exact match in snippet view article find links to article

reactions can occur with acetyl cyanide as a reactant; aldol condensation and enolate substitution. Aldol condensation can occur when acetyl cyanide reacts with

Β-Hydride elimination (1,954 words) [view diff] exact match in snippet view article find links to article

"Mechanistic Study of β-Hydrogen Elimination from Organoplatinum(II) Enolate Complexes". Journal of the American Chemical Society. 130 (46): 15627–15635

Nitro-Mannich reaction (2,894 words) [view diff] exact match in snippet view article find links to article

Summary of enolate and nitronate nucleophilic additions to imines and aldehydes/ketones.

Methylglyoxal synthase (2,053 words) [view diff] exact match in snippet view article find links to article

catalyzed by either Asp71 or Asp101. Protonation of the methylene group of the enolate is non-stereospecific. The reaction products are released sequentially

1,3-Dimethyl-2-imidazolidinone (494 words) [view diff] exact match in snippet view article find links to article

Zaugg, Harold E. (1960). "Specific Solvent Effects in the Alkylation of Enolate Anions. IV. Kinetic Order of Solvent Participation". ACS Publications.

Acetyl-CoA C-acetyltransferase (288 words) [view diff] exact match in snippet view article find links to article

reaction mechanism: the importance of Asn316 and His348 for stabilizing the enolate intermediate of the Claisen condensation". Biochemistry. 48 (46): 11011–25

Fatty-acyl-CoA synthase (1,675 words) [view diff] exact match in snippet view article find links to article

condensation at the KS by (5) decarboxylation and (6) nucleophilic attack of the enolate at the carbonyl carbon of the acyl group, (7) Reduction of the keto group

Dichloroacetylene (856 words) [view diff] exact match in snippet view article find links to article

52 (15): 3461–3462. doi:10.1021/jo00391a059. "Dichlorovinylation of an Enolate: 8-Ethynyl-8-Methyl-1,4-Dioxaspiro[4.5]Dec-6-Ene". Organic Syntheses. 64:

Avobenzone (2,357 words) [view diff] exact match in snippet view article find links to article

than undoped titanium dioxide to improve avobenzone's stability. As an enolate, avobenzone forms with heavy metal ions (such as Fe3+) colored complexes

3-dehydroquinate dehydratase (941 words) [view diff] exact match in snippet view article find links to article

shikimate pathway of most bacteria. It catalyzes a trans-dehydration using an enolate intermediate. It is heat stable and has Km values one or two orders of

Medrogestone (2,191 words) [view diff] exact match in snippet view article find links to article

acetate by means of lithium in liquid ammonia leads initially to the 17 enolate ion; this is alkylated in situ with methyl iodide. The now-familiar steric

P4-t-Bu (1,553 words) [view diff] exact match in snippet view article find links to article

Alkylation of 8-Phenylmenthyl Phenylacetate: Aggregated Lithium Enolate versus "Naked" Enolate", J. Org. Chem., vol. 59, no. 18, pp. 5343–5346, doi:10.1021/jo00097a041

Hydrogen auto-transfer (1,595 words) [view diff] exact match in snippet view article find links to article

and coworkers have developed enantioselective borrowing hydrogen-type enolate alkylations. As exemplified by the Krische allylation, dehydrogenation

Trifluoromethylation (4,098 words) [view diff] exact match in snippet view article find links to article

trifluoromethylation an early contribution involved reaction of a metal enolate with a trifluoromethyl chalcogen salt in presence of a chiral boron catalyst

Aluminium hydride (2,940 words) [view diff] exact match in snippet view article find links to article

position). The ketone itself is not reduced as it is "protected" as its enolate. Organohalides are reduced slowly or not at all by aluminium hydride. Therefore

Alpha-methylacyl-CoA racemase (2,234 words) [view diff] exact match in snippet view article find links to article

2-methylacyl-CoA to form a deprotonated intermediate (which is probably the enol or enolate) followed by non-sterespecific reprotonation. Thus either epimer is converted

Electron affinity (data page) (4,158 words) [view diff] exact match in snippet view article

"Spectroscopy and dynamics of the dipole-bound state of acetaldehyde enolate", J. Chem. Phys., 81 (11): 4883, Bibcode:1984JChPh..81.4883M, doi:10.1063/1

Bioorthogonal chemistry (5,098 words) [view diff] exact match in snippet view article find links to article

the central rings to form a cyclic amide. The ketone is treated as an enolate to add a triflate group. Reaction of the terminal alkene generates a linker

Teruaki Mukaiyama (2,170 words) [view diff] exact match in snippet view article find links to article

electron-withdrawing triflate group in place of the sulfur. Boron enolates provide an alternative to metal enolates for performing cross-aldol reactions. As an extension

Buchwald–Hartwig amination (3,483 words) [view diff] exact match in snippet view article find links to article

in order to generate the thiophenol from the corresponding aryl halide. Enolates and other similar carbon nucleophiles can also be coupled to produce α-aryl

Cascade reaction (2,852 words) [view diff] exact match in snippet view article find links to article

Subsequent cyclization by the intramolecular Michael addition of the enolate into the triple bond of the system gave species 16, which afforded intermediate

Lycoperdon perlatum (3,932 words) [view diff] exact match in snippet view article find links to article

through an endo selective hydroxylation of the chiral bicyclic lactam enolate with MoOPH". Tetrahedron. 58 (48): 9737–40. doi:10.1016/S0040-4020(02)01254-1

Phil S. Baran (3,430 words) [view diff] exact match in snippet view article find links to article

One-Step Synthesis of 4,5-Disubstituted Pyrimidines (2006) Intermolecular Enolate Heterocoupling (2008) Direct arylation of indoles (2009) Direct arylation

Vitamin B12 total synthesis (7,466 words) [view diff] exact match in snippet view article find links to article

Willard, Alvin K. (1976). "The ester enolate Claisen rearrangement. Stereochemical control through stereoselective enolate formation". Journal of the American

Ptaquiloside (3,287 words) [view diff] exact match in snippet view article find links to article

Methylation of the cyclopentanone under Noyori's condition using the TASF enolate produced a mixture of isomers. The undesired isomer 8a can be equilibriumed

Polymer-based battery (2,964 words) [view diff] exact match in snippet view article find links to article

Stabilization depends on the substituents; vicinal carbonyls are stabilized by enolate formation, aromatic carbonyls are stabilized by delocalization of charge

Alexander Nesmeyanov (4,211 words) [view diff] exact match in snippet view article find links to article

(Nesmeyanov – Borisov rule). Thanks to his research, which showed the enolate structure of ketone derivatives with alkali metals and magnesium, that

Ketimine Mannich reaction (3,407 words) [view diff] exact match in snippet view article find links to article

applied and one enantiomer of the 2H-azirine would react with chiral Cu-enolated complex to help overcome its three neighbouring stereogenic centers and

Ketenyl anion (2,090 words) [view diff] exact match in snippet view article find links to article

"Reaction of trimethylsilylketene with strong base. Evidence for ketene enolate formation". The Journal of Organic Chemistry. 43 (2): 376. doi:10.1021/jo00396a057

John P. Richard (2,238 words) [view diff] exact match in snippet view article find links to article

(December 5, 1992). "Generation and stability of a simple thiol ester enolate in aqueous solution". Journal of the American Chemical Society. 114 (26):