| http://www.w3.org/ns/prov#value | - Preferred solvents are ethers oralcohols having up to 6 carbon atoms such as 1,2-dimethoxyethane, ethanol, n-propanol, isopropanol and n-butanol.The pressure can be selected within wide limits which extend from 1 to 400 bar, but the reaction is preferably carried out in a pressure range from 1 to 100, especially from 10 to 70 and in particular from 30 to 50 bar.The temperature during the hydrogena
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