B. L. Conley, M. K. Pennington-boggio, E. Boz, and T. J. Williams, 110, 2294; b) A. Quintard, Angew. Chem. Int. Ed, vol.53, p.4124, 2010.

J. R. Khusnutdinova and D. Milstein, Angew. Chem. Int. Ed, vol.54, p.12406, 2015.

D. W. Stephan and G. Erker, Angew. Chem. Int. Ed, vol.54, p.6400, 2015.

. Angew and . Chem, , p.6498, 2015.

). E. Von-grotthuss, M. Diefenbach, M. Bolte, H. Lerner, M. C. Holthausen et al., Angew. Chem. Int. Ed, vol.55, 2016.

. Angew, . W. Chem-;-b)-j, A. Taylor, C. F. Mcskimming, W. H. Guzman et al., J. Am. Chem. Soc, vol.128, p.11032, 2016.

C. Gunanathan and D. Milstein, Chem. Rev, vol.115, p.12024, 2007.

A. Corma, J. Navas, and M. J. Sabater, Chem. Rev, vol.118, 1410.

R. Irrgang and . Kempe, Chem. Rev, 2018.

T. Ikariya, A. J. Blacker-;-b)-r.-noyori, and T. Ohkuma, Angew. Chem. Int. Ed, vol.40, p.40, 1300.

A. M. Poitras, S. E. Knight, M. W. Bezpalko, B. M. Foxman, C. M. Thomas et al., Angew. Chem. Int. Ed, vol.57, 1473.

M. D. Fryzuk and K. Bhangu, J. Am. Chem. Soc, vol.110, p.961, 1988.

G. Lugan, J. Lavigne, R. Bonnet, D. Réau, I. Neibecker et al., J. Am. Chem. Soc, vol.110, p.5369, 1988.

C. Gunanathan, D. Milstein, ;. Alig, M. Fritz, and S. Schneider, Acc. Chem. Res, vol.44, 2011.

). A. Bruneau-voisine, D. Wang, T. Roisnel, C. Darcel, and J. Sortais, Catal. Commun, vol.92, issue.1, p.3656, 2017.

D. Wang, A. Bruneau-voisine, J. Sortais, ;. D. Wei, A. Bruneau-voisine et al., Catal. Commun, vol.105, 2018.

D. A. Roisnel, N. Valyaev, J. Lugan, and . Sortais, Adv. Synth. Catal, vol.360, p.4302, 2018.

M. J. Bitzer, A. Pöthig, C. Jandl, F. E. Kühn, W. Baratta et al., , p.11686, 2015.

, CCDC 1891858-1891861 contain full crystallographic data for this paper. These data can be obtained free of charge from the Cambridge Crystallographic Data Centre at www

E. A. Pidko, D. Vogt, M. Lutz, and A. L. Spek, For methylation of dearomatized PNP complex, see: J. I. van der Vlugt, Inorg. Chem, p.7513, 2009.

C. A. Huff, J. W. Kampf, M. S. Sanford, ;. Vogt, M. Gargir et al., J. Am. Chem. Soc, vol.31, p.13754, 1145.

G. A. Filonenko, E. Cosimi, L. Lefort, M. P. Conley, C. Cope?ret et al., Angew. Chem. Int Ed, vol.54, p.16033, 2014.

A. Nerush, M. Vogt, U. Gellrich, G. Leitus, Y. Ben-david et al., J. Am. Chem. Soc, vol.138, p.6985, 2016.

, Similar Mn(I) complexes [(?

P. , C. -r2p-c(h)r')mn, ;. E. Lindner, K. A. Starz, H. Eberle et al., Chem. Ber, vol.116, 1209.

K. A. Vaughn, J. A. Krein, and . Gladysz, Organometallics, vol.5, p.936, 1986.

E. Lindner, E. Ossig, and M. Darmuth, J. Organomet. Chem, p.107, 1989.

M. Devillard, C. Lamsfus, V. Vreeken, L. Maron, J. I. Van-der-vlugt et al., Angew. Chem. Int Ed, vol.45, p.4229, 2016.

A. Devillard, M. A. Ehlers, J. I. Siegler, . Van-der, and . Vlugt, Chem. Eur. J, 2019.

Y. Nakajima and F. Ozawa, Organometallics, 2009.

Y. Canac, C. Lepetit, M. Abdalilah, C. Duhayon, R. Chauvin et al., 130, 8406; b), J. Am. Chem. Soc, vol.46, p.1709, 2008.

C. H. Leung, C. D. Incarvito, and R. H. Crabtree, Organometallics, vol.25, p.6099, 2006.

G. Sipos, A. Ou, B. W. Skelton, L. Falivene, L. Cavallo et al., Chem. Eur. J, vol.22, p.6939, 2016.

C. Liu, Other ? 2 -H2 Mn(I) complexes evidenced by DFT calculations: a)

R. Van-putten, P. O. Kulyaev, G. A. Filonenko, E. A. Pidko-;-b)-r.-van-putten, E. A. Uslamin et al., Angew. Chem. Int. Ed, vol.363, p.7531, 2017.

;. E. Chem, M. L. Hulley, R. M. Helm, and . Bullock, Chem. Sci, vol.129, p.4729, 2014.

S. Elangovan, C. Topf, S. Fischer, H. Jiao, A. Spannenberg et al., Angew. Chem. Int. Ed, vol.136, p.5825, 2016.

B. Weber, K. Stöger, and . Kirchner, Org. Lett, p.7212, 2018.

P. A. Dub and J. C. Gordon, , vol.7, p.6635, 2017.