A method for the production of alpha - d - deficiency -pyrano ite - 1,6 - mannitol and - sorbitol from alpha - d - deficiency -pyrano ite - 1,6 - fructose

摘要

the titelverbindungen called sugar alcohols from the corresponding sugar in u00e4quimolaren quantities by catalytic hydrogenation in aqueous solution with hydrogen to be producedusing the hydrogenation continuously in a h2 pressure of 100 to 400 bar and a reaction temperature of 20 to take part in in a fixed bed and tru00e4gerfreien formku00f6rpern from powders of alloys of the elements in the construction eisenuntergruppe of viii. nebengruppe of the periodic table with elements of the fourth and fifth nebengruppe conducts.the formku00f6rper have a strength of 20 to 220 n and an inner surface 10 to 95 m2 / g.