Recent developments in decarboxylative C(aryl)-X bond formation from (hetero)aryl carboxylic acids

Area of Science:

• Organic Chemistry
• Green Chemistry

Background:

• Decarboxylative coupling reactions provide efficient synthetic routes for C-C and C-X bond formation.
• Utilizing readily available (hetero)aryl carboxylic acids offers a sustainable alternative to traditional coupling methods.
• These reactions generate CO2 as the sole byproduct, aligning with green chemistry principles.

Purpose of the Study:

• To review recent advancements in ipso-decarboxylative C-X bond formations.
• To highlight the scope and limitations of using (hetero)aryl carboxylic acids in these coupling reactions.
• To identify future research directions in aryl-decarboxylative coupling.

Main Methods:

• Literature review of recent developments in decarboxylative coupling reactions.
• Focus on ipso-decarboxylative C-X (X = O/N/halo/S/Se/P/CN) bond formations.
• Analysis of reactions involving (hetero)aryl carboxylic acids.

Main Results:

• Summary of efficient C-C and C-X bond formations via decarboxylation.
• Demonstration of greener synthetic pathways with CO2 as a byproduct.
• Compilation of recent progress in ipso-decarboxylative coupling reactions.

Conclusions:

• Decarboxylative coupling reactions are a powerful tool for C-X bond formation.
• The use of (hetero)aryl carboxylic acids presents a sustainable and efficient approach.
• Further research is needed to overcome current limitations and expand the scope of these reactions.