Search Results - "Sterk, Damjan"
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Co-crystals, Salts or Mixtures of Both? The Case of Tenofovir Alafenamide Fumarates
Published in Pharmaceutics (10-04-2020)“…Tenofovir alafenamide fumarate (TAF) is the newest prodrug of tenofovir that constitutes several drug products used for the treatment of HIV/AIDS. Although the…”
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Efficient and highly stereoselective assembly of rosuvastatin
Published in Tetrahedron letters (23-03-2016)“…[Display omitted] We report an asymmetric synthesis of rosuvastatin starting from an α,β-unsaturated aldehyde precursor containing the rosuvastatin…”
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Study of the Reaction of Bulky Aryllithium Reagents with 3,4-Dimethyl-2,5-diphenyl-1,3,2-oxazaphospholidine-2-borane Derived from Ephedrine
Published in Journal of organic chemistry (12-10-2007)“…The ring opening of enantiomerically pure 3,4-dimethyl-2,5-diphenyl-1,3,2-oxazaphospholidine-2-borane (1) with a variety of bulky aryllithium reagents was…”
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Enantioselective and diastereoselective synthesis of fluorinated dipeptides by late electrophilic fluorination
Published in Tetrahedron letters (01-07-2005)“…Asymmetric synthesis of fluorinated dipeptides by electrophilic fluorination occurs with up to 73:27 enantiomeric ratio and high >98:2 diastereomeric ratio…”
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Application of Flow Photochemical Bromination in the Synthesis of a 5‑Bromomethylpyrimidine Precursor of Rosuvastatin: Improvement of Productivity and Product Purity
Published in Organic process research & development (18-01-2013)“…In this report we present a flow photochemical bromination of a 5-methyl-substituted pyrimidine precursor of rosuvastatin. The study demonstrated that the…”
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Highly Enantioselective Transfer Hydrogenation of Fluoroalkyl Ketones
Published in Organic letters (21-12-2006)“…The asymmetric transfer hydrogenation of fluoroalkyl ketones mediated by [Ru(η 6-arene)((S,S)-R2NSO2DPEN)] catalysts using HCO2H−Et3N afforded the…”
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DiPAMP's Big Brother "i-Pr-SMS-Phos" Exhibits Exceptional Features Enhancing Rhodium(I)-Catalyzed Hydrogenation of Olefins
Published in Advanced synthesis & catalysis (01-11-2009)“…Switching Knowles DiPAMP’s {DiPAMP=1,2‐bis[(o‐anisyl)(phenyl)phosphino]‐ ethane} MeO groups with i‐PrO ones led to the i‐Pr‐SMS‐Phos…”
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Concise and highly efficient approach to three key pyrimidine precursors for rosuvastatin synthesis
Published in Tetrahedron (04-03-2012)“…We report the synthesis of 5-formyl-, 5-(hydroxymethyl)-, and 5-(bromomethyl) substituted…”
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Profiling the tuneable R-SMS-Phos structure in the rhodium(I)-catalyzed hydrogenation of olefins: the last stand?
Published in Organic & biomolecular chemistry (21-07-2011)“…A diversified family of enantiopure P-stereogenic "R-SMS-Phos" {R-SMS-Phos = 1,2-bis[(o-RO-phenyl)(phenyl)phosphino]ethane} ligands wherein R = branched or…”
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3-Mercaptopropionic acid as a new reagent for the industrially applicable synthesis of highly pure O-desmethylvenlafaxine from venlafaxine
Published in Journal of sulfur chemistry (02-01-2015)“…3-Mercaptopropionic acid was introduced as a cheap new O-demethylating agent as exemplified by its application in the synthesis of antidepressant…”
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Transfer hydrogenation of activated ketones using novel chiral Ru(II)- N-arenesulfonyl-1,2-diphenylethylenediamine complexes
Published in Tetrahedron letters (12-01-2004)“…Graphic A series of α-keto esters and α,α,α-trifluoromethyl ketones were reduced in high yields and excellent enantioselectivities under Ru-catalysed transfer…”
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New chiral N-( N, N-dialkylamino)sulfamoyl-1,2-diamine ligands for highly enantioselective transfer hydrogenation of ketones
Published in Tetrahedron: asymmetry (26-11-2002)“…Chiral Ru(II) and Rh(III) complexes of N-( N, N-dialkylamino)sulfamoyl-1,2-diamine catalyze the transfer hydrogenation of various classes of aromatic ketones…”
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