| http://www.w3.org/ns/prov#value | - In other solvents, in particular ketones, only low hydrogenation rates are achieved.Finally, DE-OS No. 2 459 115 gives a method of homogeneously or, preferably, heterogeneously hydrogenating unsaturated polyhydroxy hydrocarbons with molecular weights of up to 4000 with the preservation of the hydroxyl groups with the aid ofruthenium catalysts.
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