Walter Dobler

Method for carrying out the distillation or reactive distillation of a mixture containing at least one toxic constituent

Preparation of astaxanthin novel intermediates therefor and the preparation thereof

Preparation of ascorbic acid 2-phosphate and of 5, 6-isopropylideneascorbic acid and potassium magnesium l-ascorbate 2-phosphate as an advantageous salt of l-ascorbic acid 2- phosphate

Preparation of higher alpha, beta-unsaturated alcohols

Device and method for carrying out heterogeneously-catalysed reactive distillations in particular for the production of pseudoionone

Continuous process for the epimerization of sugars, in particular of d-arabinose into d-ribose

Dividing-wall column with feed in whole or in part in the vaporous state and/or side stream take off in whole or in part in the vaporous state

Supported metal oxides as catalysts for aldol condensations

Process for the preparation of ascorbic acid 2-phosphate or its salts as well as potassium magnesium L-ascorbate-2-phosphate as a useful salt of L-ascorbic acid 2-phosphate

Preparation of R/S-γ-lipoic acid or R/S-α-lipoic acid