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Phosphine-Free Cp*Ru(Diamine) Catalysts in the Hydrogenation of Imines
Uppsala universitet, Teknisk-naturvetenskapliga vetenskapsområdet, Kemiska sektionen, Institutionen för biokemi och organisk kemi, Organisk kemi I.
Uppsala universitet, Teknisk-naturvetenskapliga vetenskapsområdet, Kemiska sektionen, Institutionen för biokemi och organisk kemi, Organisk kemi I.
Uppsala universitet, Teknisk-naturvetenskapliga vetenskapsområdet, Kemiska sektionen, Institutionen för biokemi och organisk kemi, Organisk kemi I.
2008 (engelsk)Inngår i: Chemistry - An Asian Journal, ISSN (Print)1861-4728.(Online)1861-471X, Vol. 3, nr 8-9, s. 1390-1394Artikkel i tidsskrift (Fagfellevurdert) Published
Abstract [en]

We previously reported the phosphine-free Cp*Ru(diamine)-catalyzed hydrogenation of aryl methyl ketones. Herein we present the first report of ruthenium-diamine-catalyzed imine hydrogenation to form amines. The most effective catalyst, I/KOtBu, completely converted several imines to amines at room temperature. The effect of electron-donating and -with- drawing groups on the reaction was investigated using a suitable series of substrates. The asymmetric version of the reaction was studied for two substrates, and the chiral amine products could be obtained in moderate enantiomeric excess.

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2008. Vol. 3, nr 8-9, s. 1390-1394
Emneord [en]
diamine ligands, hydrogenations, imines, ruthenium
HSV kategori
Identifikatorer
URN: urn:nbn:se:uu:diva-17848DOI: 10.1002/asia.200800182ISI: 000259119400020OAI: oai:DiVA.org:uu-17848DiVA, id: diva2:45619
Tilgjengelig fra: 2008-09-05 Laget: 2008-09-05 Sist oppdatert: 2010-06-07bibliografisk kontrollert

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