| 摘要 |
The present invention relates to a novel process for the preparation of compounds of the formula (I) by mixing in a first step amino alcohols of the formula (II) with sulfuric acid to yield the salt, by then reacting them in a second step in a drying device to give sulfuric acid esters of the general formula (III) and by reacting these sulfuric acid esters in a third step with mercaptans or salts thereof of the general formula (IV): RSM in each formula, where applicable, R1, R2, R3, R4, R5, R6, R, n and M have the meanings given in the description, in the presence of a diluent and in the presence of a base.
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