Ruthenium-catalyzed reductive amidation without an external hydrogen source

N. Z. Yagafarov - synthesis
K. Muratov - synthesis
K. Biriukov - synthesis
D. Usanov
O. Chusova
D. S. Perekalin - synthesis of catalysts, discussion of mechanism
D. Chusov - head of the lab

Eur. J. Org. Chem. 2018, 557–563. Link