The Nature Index 2026 Research Leaders reveal the leading institutions and countries/territories in the natural sciences, health sciences, applied sciences and social sciences, according to their ...

Reductive sulfonamidation of functionalized ketones and scale-up synthesis of the antidiabetic drug sitagliptin enabled by a ...

Caffeine and halloysite nanoclay mineral that are bio-based compounds were utilized to synthesize a novel Lewis acid heterogeneous catalyst. To this aim, halloysite was functionalized with ...

A research team has developed a novel organocatalysis method based on a silylium Lewis acid. This technology employs an ...