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. 2017 Mar 16;8:14827. doi: 10.1038/ncomms14827

Figure 1. Functionalization of B(3,6)-H bonds in o-carboranes (Bpin=B(OCMe2CMe2O), B2pin2=pinB-Bpin).

Figure 1

(a) Known methods for B(3) and B(3,6) functionalization. (b) This work: Iridium-catalysed regioselective borylation of carboranes via direct B−H activation. (c) Numbering system of o-carborane.