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European Journal of Organic Chemistry, ISSN 1434-193X, 10/2014, Volume 2014, Issue 28, pp. 6103 - 6119
Journal Article
Journal of the American Chemical Society, ISSN 0002-7863, 11/2012, Volume 134, Issue 44, pp. 18245 - 18248
An unprecedented catalytic asymmetric protonation of ketene dithioacetals is described. Various racemic α-aryl hydrocoumarin derivatives are transformed into... 
DISILYL ACETALS | ENANTIOSELECTIVE PROTONATION | SUBSTITUTED CARBONYL-COMPOUNDS | SILYL ENOL ETHERS | ESTERS | ENANTIOMERIC ENRICHMENT | CHIRAL BRONSTED ACID | IDENTIFICATION | CHEMISTRY, MULTIDISCIPLINARY | OPTICAL ACTIVATION | DE-RACEMIZATION
Journal Article
Organic and Biomolecular Chemistry, ISSN 1477-0520, 2018, Volume 16, Issue 4, pp. 510 - 520
Enantioselective protonation, delivery of a proton to a carbanion intermediate, is the most straightforward and fundamental method for the preparation of a... 
ENANTIOSELECTIVE BETA-PROTONATION | COOPERATIVE CATALYSIS | CHEMISTRY, ORGANIC | ALDEHYDES | CHIRAL PRIMARY AMINE | SPIRO PHOSPHORIC-ACIDS | REDUCTIVE AMINATION | TRANSFORMATIONS | SUBSTITUTED VINYL KETONES | CONJUGATE ADDITION | MICHAEL ADDITION | Carbonyl compounds | Optical activity | Protonation | Catalysis | Enantiomers | Carbonyls | Intermediates
Journal Article
Organic & biomolecular chemistry, ISSN 1477-0520, 01/2018, Volume 16, Issue 4, pp. 510 - 520
Enantioselective protonation, delivery of a proton to a carbanion intermediate, is the most straightforward and fundamental method for the preparation of a... 
Journal Article
Beilstein Journal of Organic Chemistry, ISSN 1860-5397, 06/2016, Volume 12, Issue 1, pp. 1203 - 1228
Journal Article
European Journal of Organic Chemistry, ISSN 1434-193X, 04/2019, Volume 2019, Issue 13, pp. 2421 - 2427
Pd‐catalyzed decarboxylative asymmetric protonation (DAP) using (1R,2S)‐(–)ephedrine as the proton source, previously developed for sterically hindered α‐aryl,... 
Palladium | Enantioselective protonation | Ketones | Asymmetric catalysis | Decarboxylation | ARYL OXINDOLES | ALLYL | ENOL | VINYLATION | COMPLEXES | CHEMISTRY, ORGANIC | ENANTIOSELECTIVE ALPHA-ARYLATION | Analysis | Ephedrine
Journal Article
Journal of the American Chemical Society, ISSN 0002-7863, 03/2012, Volume 134, Issue 11, pp. 5131 - 5137
The tandem Friedel–Crafts conjugate addition/asymmetric protonation reaction between 2-substituted indoles and methyl 2-acetamidoacrylate is reported. The... 
CATALYSIS | ASYMMETRIC-SYNTHESIS | LEWIS-ACID | SILYL ENOL ETHERS | ALPHA-AMINO-ACIDS | CHIRAL BRONSTED ACID | BIS(OXAZOLINYL)PYRIDINE-SCANDIUM(III) TRIFLATE COMPLEXES | 1,4-ADDITION/ENANTIOSELECTIVE PROTONATION | ALKYLATIONS | CHEMISTRY, MULTIDISCIPLINARY | INDOLES
Journal Article
Advanced Synthesis & Catalysis, ISSN 1615-4150, 05/2008, Volume 350, Issue 7‐8, pp. 1001 - 1006
Journal Article
Journal of the American Chemical Society, ISSN 0002-7863, 02/2013, Volume 135, Issue 6, pp. 2100 - 2103
Journal Article
The Journal of Organic Chemistry, ISSN 0022-3263, 04/2017, Volume 82, Issue 7, pp. 3806 - 3819
Herein, we describe a study into the scope and origin of an enantiodivergent effect in the palladium-catalyzed decarboxylative asymmetric protonation. By... 
INDUCED CASCADE REACTION | N-HETEROCYCLIC CARBENE | ALLYL ENOL CARBONATES | ENANTIOSELECTIVE PROTONATION | ACID | ALKYLATION | COMPLEXES | ARYLATION | CHEMISTRY, ORGANIC | GENERATION | BETA-KETO-ESTERS
Journal Article
Advanced Synthesis & Catalysis, ISSN 1615-4150, 04/2019, Volume 361, Issue 7, pp. 1464 - 1478
The palladium‐catalyzed decarboxylative asymmetric protonation (DAP) of racemic allyl β‐keto esters using achiral protic species, first disclosed in 2006, is... 
formic acid | palladium | enantiodivergence | mechanisms | Meldrum's acid | enantioselective stereoablative reaction | TAUTOMERIZATION | CARBONATES | ALLYLATION | COMPLEXES | CHEMISTRY, ORGANIC | ISOINVERSION PRINCIPLE | KETONES | KETONIZATION | TEMPERATURE | CHEMISTRY, APPLIED | PHOTOLYSIS | Esters | Protonation | Palladium | Asymmetry | Enantiomers | Substrates
Journal Article
Organic Letters, ISSN 1523-7060, 12/2011, Volume 13, Issue 24, pp. 6520 - 6523
Organocatalytic conjugate addition of thiols to α-substituted N-acryloyloxazolidin-2-ones followed by asymmetric protonation has been studied in the presence... 
THIOLS | COMPLEX | ASYMMETRIC CONJUGATE ADDITION | AMINO-ACIDS | ESTERS | CHEMISTRY, ORGANIC | ALPHA,BETA-UNSATURATED CARBONYL-COMPOUNDS | CASCADE | 1,4-ADDITION/ENANTIOSELECTIVE PROTONATION | CATALYST | DERIVATIVES
Journal Article
Journal of the American Chemical Society, ISSN 0002-7863, 03/2006, Volume 128, Issue 12, pp. 3928 - 3930
Journal Article
Advanced Synthesis & Catalysis, ISSN 1615-4150, 01/2009, Volume 351, Issue 1‐2, pp. 78 - 84
Journal Article
Angewandte Chemie International Edition, ISSN 1433-7851, 08/2019, Volume 58, Issue 33, pp. 11479 - 11482
We report a highly enantioselective catalytic protonation of bis‐silyl ketene acetals. Our method delivers α‐branched carboxylic acids, including nonsteroidal... 
deracemization | deuteration | protonation | disulfonimide | bis-silyl ketene acetals | Brønsted acids | BRONSTED ACID | ENANTIOSELECTIVE PROTONATION | ENOL ETHERS | ALKYLATION | ALDEHYDES | CHEMISTRY, MULTIDISCIPLINARY | PSEUDOEPHEDRINE | DISILYL ACETALS | PRACTICAL CHIRAL AUXILIARY | GENERATION | Bronsted acids | Acids | Ibuprofen | Protonation | Inflammation | Carboxylic acids | Catalysis | Enantiomers | Acetals
Journal Article