On the reaction of nido-carborane with thioureaстатья
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Дата последнего поиска статьи во внешних источниках: 9 ноября 2017 г.
Аннотация:A reaction of the protonated form of 7,8-dicarbanidoundecaborate anion 7,8-C2B9H13
with thiourea leads to the formation of a mixture of 9- and 10-thiuronium derivatives, the
alkaline hydrolysis of which gives a mixture of the corresponding mercapto derivatives of
nidocarborane. The alkylation of the latter with benzyl bromide led to a mixture of dibenzyl
sulfonium derivatives 9-Bn2S-7,8-C2B9H11 and 10-Bn2S-7,8-C2B9H11, which were separated
by column chromatography on silica.