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US3939122A Process for the preparation of compounds which contain hydantoin rings 失效
制备含有乙内酰脲环的化合物的方法

Process for the preparation of compounds which contain hydantoin rings
摘要:
A process for preparing compounds containing hydantoin groups, wherein compounds which contain isocyanate or isothiocyanate groups are reacted with compounds which contain at least one, preferably two .alpha.-halocarboxylic acid amide groups or one .alpha., .alpha.'-dihalodicarboxylic acid diamide group.
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