What question did this study set out to answer?

The aim is to develop a phosphine-free catalytic system using Mn(I) for chemoselective hydrogenation in water.

Methyl Formate Meets Water: Phosphine-Free Mn(I) Catalysis for Chemoselective Olefin & Carbonyl Hydrogenation

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Lab experiments demonstrate efficient hydrogenation of olefins and carbonyl groups using Mn(I) in water, suggesting a new catalytic approach.

The aim is to develop a phosphine-free catalytic system using Mn(I) for chemoselective hydrogenation in water.
Utilized a Mn(I)-bisNHC system for catalysis.
Investigated methyl formate dehydrogenation in aqueous conditions.
Combined experimental techniques with DFT (density functional theory) studies.
Achieved chemoselective transfer hydrogenation of olefins and carbonyls.
Identified base-assisted Mn-H formation as a key mechanism.
Demonstrated substrate-driven electronic effects governing selectivity.

Mahapatra et al. (2026) studied this question.

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Lab experiments demonstrate efficient hydrogenation of olefins and carbonyl groups using Mn(I) in water, suggesting a new catalytic approach.