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The influence of different reaction parameters on the catalytic activity is investigated in detail by applying a three\u2010component catalyst system composed of an iron salt, 2,2\u2032:6\u2032,2\u2032\u2032\u2010terpyridine, and PPh<jats:sub>3<\/jats:sub>. The scope and limitations of the described catalyst is shown in the reduction of 11 different ketones. In most cases, high conversion and excellent chemoselectivity are obtained. Mechanistic studies indicate a monohydride reaction pathway for the homogeneous iron catalyst.<\/jats:p>","DOI":"10.1002\/asia.200600105","type":"journal-article","created":{"date-parts":[[2006,9,28]],"date-time":"2006-09-28T13:58:33Z","timestamp":1159451913000},"page":"598-604","source":"Crossref","is-referenced-by-count":137,"title":["An Environmentally Benign Process for the Hydrogenation of Ketones with Homogeneous Iron Catalysts"],"prefix":"10.1002","volume":"1","author":[{"given":"Stephan","family":"Enthaler","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Bernhard","family":"Hagemann","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Giulia","family":"Erre","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Kathrin","family":"Junge","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Matthias","family":"Beller","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2006,10,11]]},"reference":[{"key":"e_1_2_6_1_2","unstructured":"\u00a0"},{"key":"e_1_2_6_2_2","doi-asserted-by":"publisher","DOI":"10.1021\/ar010065m"},{"key":"e_1_2_6_3_2","doi-asserted-by":"publisher","DOI":"10.1016\/S0926-860X(01)00793-1"},{"key":"e_1_2_6_4_2","unstructured":"The cost of iron is low relative to that of rhodium ruthenium or iridium (current price for 1\u2005ton of iron\u2248US$300) due to the widespread abundance of iron in the earth\u2032s crust and its easy accessibility. 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