Photoredox-mediated umpolung strategy provides an alternative pattern for functionalization
of carbonyl compounds. However, general approaches towards carboxylation of carbonyl …

Carbon dioxide (CO2) is an intrinsically stable molecule. However, its reactivity toward
nucleophilic bases has constituted an appealing characteristic for applications such as CO2 …

Carbohydrate‐based benzylidene acetals undergo reductive ring opening. 1‐β‐O‐Acyl
glucoside conjugates of phenylacetic acids have been synthesized, and their acyl migration …

The utilization of carbon dioxide as a raw material represents nowadays an appealing
strategy in the renewable energy, organic synthesis, and green chemistry fields. Besides …

Pummerer rearrangement reactions generate sulfur (II) oxidation state from sulfur (IV)
starting materials in the presence of activating reagents. We found unprecedented …

Homologation reactions are of importance in synthetic chemistry. Carbon dioxide can be a
valuable C1 building block for homologation reactions as a convenient C1 source, yet the …

A general review has appeared on catalyst design assisted by computations featuring some
examples of carbenes acting either as organocatalysts or in situ generated reagents in metal …

Summary This Chapter Contains Sections titled: Reviews, Accounts, and Highlights
Oxidation and Reduction by Metal Ions and Related Species Chromium, Manganese, and …