Carboxylic acids have gained more and more importance as versatile and renewable
starting materials for the formation of platform molecules or high-value chemicals. Many …

Various catalysts in homogeneous or heterogeneous catalysis deploy unconventional
reaction pathways by lowering the activation energy (AE) barrier, controlling the selectivity …

Since their discovery 1 in 1858, aryl diazonium salts have played a major role in organic
synthesis. They have been widely employed as precursors to diazo dyes 2 and synthetic …

Comprehensive Summary Sonogashira cross‐coupling protocol, typically showing the
reaction between aryl/vinyl halide and terminal alkyne, has been a widely used protocol for …

During the past few decades, alkyne chemistry has attracted considerable attention owing to
alkenes' unique and idiographic nucleophilic and electrophilic properties in transition-metal …

Repurposing of amine and carboxylic acid building blocks provides an enormous
opportunity to expand the accessible chemical space, because amine and acid feedstocks …

A novel copper-catalyzed decarboxylative oxyalkylation of alkynyl carboxylic acids with
ketones and alkylnitriles via direct C (sp3)–H bond functionalization to construct new C–C …

Herein, recent advances of propiolic acids in decade (2009–2019) were summarized as five
pathways according to their triggered mechanisms:(1) acids as nucleophiles;(2) electrophilic …

A copper-catalyzed decarboxylative disulfonylation of alkynyl carboxylic acids with sulfinic
acids in aqueous solution has been developed. The reaction provides a straightforward and …

A series of palladium acyclic diaminocarbene (ADC) complexes of the type cis-[(R1NH)(R2)
methylidene] PdCl2 (CNR1)[R1= 2, 4, 6-(CH3) 3C6H2: R2= NC5H10 (2); NC4H8 (3); …