Nitrene transfer followed by addition of a carboxylic acid and an intramolecular aza-Wittig reaction

Cobalt(II)-Mediated Three-Component Synthesis of 1,3,4-Oxadiazoles

Path to β-Trifluoromethyl Imides
Visible-light-induced four-component reaction using CF3Br, alkenes, carboxylic acids, and nitriles

Light-Promoted Regioselective Germylation
Synthesis of germanium-containing spiro[4.5]trienones and vinylgermanes

A “Sterically Stressed” Amide as a Protecting Group for Amines
5-Chloro-8-nitro-1-naphthoyl (NNap) can be introduced as an acid chloride and removed under mild conditions

Path to Medium-Sized Sulfur-Containing Heterocycles
Base-mediated rearrangement of 1,3-dithianyl-substituted propargylamines gives eight-, nine-, and ten-membered rings

Angewandte Chemie 23/2023: Transformation Strategies
Overview of the latest issue of Angewandte Chemie

α-Alkylation of Saturated Cyclic Ketones
Amine-free, directing-group-free transformation using quantum dots as a photocatalyst

Ruthenium-Catalyzed Path to Aryl and Alkenyl Halides from Fluorosulfonates
Transformation of readily available starting materials is compatible with chloride, bromide, and iodide

Photochemical Deracemization of 3-Substituted Oxindoles
Racemate successfully converted into enantiomerically pure or enriched material in the presence of a chiral benzophenone catalyst

Total Synthesis of Chaetoglobin A
Dimeric alkaloid from a fungus has a chiral axis connecting two azaphilone systems