Cyclic(alkyl)(amino)carbene (CAAC) ligands are {found|discovered|identified|located} to perturb regioselectivity {of the|from the|in the|on the|with the|of your} copper-catalyzed carboboration of terminal alkynes, favoring the {less|much less|significantly less} {commonly|generally|typically|frequently|normally|usually} observed internal alkenylboron regiosomer {through|via|by means of|by way of} an α-selective borylcupration step. {A variety of|A number of|Many different|Various|A range of|Several different} carbon electrophiles {participate in|take part in} the reaction, {including|such as|which includes|like} allyl alcohols derivatives and alkyl halides. The {method|technique|approach|strategy|system|process} {provides|offers|gives|supplies|delivers} a {straightforward|simple} and selective route to versatile tri-substituted alkenylboron compounds {that are|which are|which can be|which might be|that happen to be} otherwise {challenging|difficult} to access. Formula of Mc-Val-Cit-PABC-PNP 259214-55-6 web PMID:23667820
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