Search Results - "STEREOSELECTIVE reactions"

Tunable stereoselectivity in a wireless electrochemical microreactor using natural chiral ionic liquids.

Authors: Grecchi, Sara Mezzetta, Andrea Guazzelli, Lorenzo et al.

Source: Green Chemistry. 12/14/2025, Vol. 27 Issue 46, p14769-14775. 7p.

Subject Terms: *STEREOSELECTIVE reactions, *IONIC liquids, *STEREOCHEMISTRY, *CATALYSTS, *ENANTIOSELECTIVE catalysis

Electrophilic aryl migration of N-benzyl propiolamides to functionalized-acrylamides.

Authors: Reddy, Chada Raji Vinaya, Puthiya Purayil Ajaykumar, Uprety et al.

Source: Chemical Communications. 12/7/2025, Vol. 61 Issue 94, p18669-18672. 4p.

Subject Terms: *ACRYLAMIDE, *STEREOSELECTIVE reactions, *ARYLATION, *SELENIUM compounds, *FUNCTIONAL groups

Rh(III)-catalyzed C–H activation/β-F elimination/Michael addition: diastereoselective access to dihydroisoquinolinones featuring β-amino α-fluorocarbonyl motif.

Authors: Lin, Wei Luo, Zhenli Zhu, Huixuan et al.

Source: Chemical Communications. 12/7/2025, Vol. 61 Issue 94, p18709-18712. 4p.

Subject Terms: *RHODIUM catalysts, *STEREOSELECTIVE reactions, *NUCLEOPHILIC addition (Chemistry), *PHARMACEUTICAL chemistry, *ORGANIC compounds, *CHEMICAL reactions, *FLUORINE compounds, *COUPLING reactions (Chemistry)

Enantioselective Assembly of Si‐Stereogenic Sila‐[1,4]oxazines via Sequential Si─O/Si─C Dehydrocoupling.

Authors: Wang, Junyong Xian, Jiayi Suo, Hongri et al.

Source: Chemistry - A European Journal. Nov2025, p1. 6p. 5 Illustrations.

Subject Terms: *IRIDIUM catalysts, *STEREOSELECTIVE reactions, *REACTION mechanisms (Chemistry), *COUPLING reactions (Chemistry), *HETEROCYCLIC compounds

PIDA-mediated segment coupling for the synthesis of azido-methyl substituted ketones via 1,5-hydrogen atom transfer (HAT).

Authors: Gharpure, Santosh J. Khandelwal, Anusha Chavan, Rupali S.

Source: Chemical Communications. 11/14/2025, Vol. 61 Issue 88, p17161-17164. 4p.

Subject Terms: *STEREOSELECTIVE reactions, *FREE radical reactions, *ABSTRACTION reactions, *CHEMICAL reactions, *CARBON-carbon bonds

Enhanced Selectivity of Chalcogen Bonding over Halogen Bonding Catalyzed C‐glycosylation Through Differentiated Intermediate Activation.

Authors: Guo, Hao Loh, Charles C. J.

Source: Angewandte Chemie International Edition. Nov2025, p1. 12p. 4 Illustrations.

Subject Terms: *GLYCOSYLATION, *STEREOSELECTIVE reactions, *CATALYSIS, *MECHANISM (Philosophy), *AB-initio calculations

Nickel‐Catalyzed Enantioselective Reductive Cyclization of 1,3‐Dienes Toward α‐Chiral Six‐Membered Silacycles.

Authors: Yin, Kailin Yang, Ling‐Yun Chen, Song et al.

Source: Angewandte Chemie International Edition. Nov2025, p1. 7p. 5 Illustrations.

Subject Terms: *NICKEL catalysts, *STEREOSELECTIVE reactions, *BOND formation mechanism, *DIOLEFINS, *COUPLING reactions (Chemistry), *RING formation (Chemistry)

trans‐Silaboration of Terminal Alkynes Enabled by Development of a New Si─B Reagent.

Authors: Chen, Song Yin, Kailin Zhu, Liangbo et al.

Source: Angewandte Chemie International Edition. 11/10/2025, Vol. 64 Issue 46, p1-8. 8p.

Subject Terms: *ALKYNES, *STEREOSELECTIVE reactions, *DRUG synthesis, *BORYLATION, *CHEMICAL reagents, *ISOMERIZATION, *PALLADIUM catalysts, *ADDITION reactions

Regio- and stereoselective synthesis of 5-(trichloromethyl)-isoxazolines.

Authors: Efimov, Ilya V. Sokolov, Vladislav A. Vasilyev, Aleksander V. et al.

Source: New Journal of Chemistry. 11/7/2025, Vol. 49 Issue 41, p17987-17996. 10p.

Subject Terms: *REGIOSELECTIVITY (Chemistry), *STEREOSELECTIVE reactions, *NUCLEAR magnetic resonance spectroscopy, *X-ray crystallography, *TRICHLOROETHYLENE, *CHEMICAL synthesis, *ISOXAZOLES

Chemo-, regio-, and stereoselective heterocyclization of sulfonamides and D-limonene with solvent interception.

Authors: Moskalik, Mikhail Yu. Myasnikova, Valentina S. Astakhova, Vera V. et al.

Source: New Journal of Chemistry. 11/7/2025, Vol. 49 Issue 41, p18097-18102. 6p.

Subject Terms: *STEREOSELECTIVE reactions, *HETEROCYCLIC chemistry, *NUCLEAR magnetic resonance spectroscopy, *REGIOSELECTIVITY (Chemistry), *SULFONAMIDES, *LIMONENE, *ACETONITRILE, *CHEMICAL synthesis

Iron/NHC‐Catalyzed Regio‐ and Stereoselective 1,6‐Additions of Aliphatic Grignard Reagents to α,β,γ,δ‐Unsaturated Carbonyl Compounds: Asymmetric Variants with Chiral NHCs.

Authors: Abe, Kazuma Nishi, Koki Ito, Hirokazu et al.

Source: Angewandte Chemie International Edition. Nov2025, p1. 8p. 8 Illustrations.

Subject Terms: *ASYMMETRIC synthesis, *STEREOSELECTIVE reactions, *CARBONYL compounds, *ORGANOMAGNESIUM compounds, *REGIOSELECTIVITY (Chemistry), *IRON catalysts, *ADDITION reactions

Remote 6‐O‐BCN Group Enables the Acceptor‑Gated α/β Glucosylation and Convergent Synthesis of a 4,6‐Branched α‐Hexaglucan.

Authors: Geng, Xiao Guo, Aoxin Meng, Youhui et al.

Source: Chemistry - A European Journal. Nov2025, p1. 7p. 5 Illustrations.

Subject Terms: *GLYCOSYLATION, *STEREOSELECTIVE reactions, *HYDROGEN bonding, *COMPUTATIONAL chemistry, *NUCLEOPHILIC reactions, *GLUCOSIDES, *BETA-glucans

Stereoselective Synthesis of 2‐Deoxy‐β‐O‐Aryl Glycosides by a One‐Pot Strategy Involving C─O Coupling and Catecholborane Reduction.

Authors: Wang, Yang‐He Niu, You‐Hong Li, Qin et al.

Source: Angewandte Chemie International Edition. Nov2025, p1. 7p. 7 Illustrations.

Subject Terms: *GLYCOSIDES, *STEREOSELECTIVE reactions, *ASYMMETRIC synthesis, *CHEMICAL reactions, *CHEMICAL reduction, *ANTIBACTERIAL agents, *CANCER treatment

Stereoselective Syntheses of Cyclic Microsclerodermin Derivatives.

Authors: Bauer, Kevin Kazmaier, Uli

Source: Chemistry - A European Journal. 10/27/2025, Vol. 31 Issue 60, p1-12. 12p.

Subject Terms: *STEREOSELECTIVE reactions, *LEWIS acids, *ARABINOSE, *WOLFF rearrangement, *MONOSACCHARIDES, *MOLECULES, *METATHESIS reactions, *ALLYLATION

Base-controlled diastereoselective [3+2]-cycloaddition and Michael addition of isatin ketonitrones and chalcones to construct spiropyrrolidine oxoindoles and γ-substituted isatin ketonitrones.

Authors: Chen, Silu Ma, Lan Yue, Chao et al.

Source: New Journal of Chemistry. 10/21/2025, Vol. 49 Issue 39, p16978-16988. 11p.

Subject Terms: *CHEMICAL synthesis, *STEREOSELECTIVE reactions, *CHALCONES, *RING formation (Chemistry), *OXO compounds, *MICHAEL reaction, *CHIRAL centers

Asymmetric Synthesis of Isoindolines Featuring N‐substituted Quaternary Carbon Centers through Stereoselective Intramolecular Aza‐Michael Reactions.

Authors: Lin, Yu‐Ming Tsai, Cheng‐Che

Source: Chemistry - An Asian Journal. Oct2025, p1. 6p. 4 Illustrations.

Subject Terms: *ASYMMETRIC synthesis, *STEREOSELECTIVE reactions, *ISOINDOLE, *SULFINYL compounds, *CHEMICAL reactions, *PHASE-transfer catalysis

Iron‐Catalyzed Tunable Double Bond Migration and Geometrical Isomerization in Olefins via a Spin‐Accelerated Alkyl Mechanism.

Authors: Obeid, Abdul‐Halim Herrero, Christian Guillot, Régis et al.

Source: Angewandte Chemie International Edition. Oct2025, p1. 13p. 13 Illustrations.

Subject Terms: *IRON catalysts, *STEREOSELECTIVE reactions, *REGIOSELECTIVITY (Chemistry), *REACTION mechanisms (Chemistry), *CONFORMATIONAL isomerism

Asymmetric Cascade Michael‐Cyclopropanation‐Rearrangement to Spiro[Furo[2,3‐d]Pyrimidines].

Authors: Devi, Manju Ansari, Najmuddin Singh, Ravi P.

Source: Chemistry - A European Journal. Oct2025, p1. 7p. 4 Illustrations.

Subject Terms: *ORGANOCATALYSIS, *STEREOSELECTIVE reactions, *CHIRAL centers, *CARBON-carbon bonds, *CYCLOPROPANATION, *CHEMICAL reactions, *PYRIMIDINE derivatives, *REARRANGEMENTS (Chemistry)

Catalytic Stereoselective Silyl‐ and Boraformylations: Charting a Challenging Road Ahead.

Authors: Vidal‐Ferran, Anton^1,2 (AUTHOR) anton.vidal@icrea.cat

Source: Angewandte Chemie. 10/13/2025, Vol. 137 Issue 42, p1-11. 11p.

Subject Terms: *STEREOSELECTIVE reactions, *CATALYSTS, *SILYLATION, *CHIRALITY, *CARBON-carbon bonds, *CATALYTIC activity

Difluorinative Cyclopropene Rearrangement by I(I)/I(III) Catalysis: Regio‐ and Stereoselective Synthesis of Allyl Difluorides.

Authors: Wang, Zi‐Xuan Heckmann, Nele A. Daniliuc, Constantin G. et al.

Source: Angewandte Chemie International Edition. Oct2025, p1. 10p. 8 Illustrations.

Subject Terms: *REGIOSELECTIVITY (Chemistry), *STEREOSELECTIVE reactions, *CATALYSIS, *ORGANOFLUORINE compounds, *BIOISOSTERES, *DRUG discovery