@unpublished{BruecknerArrowsmithHessetal.2019, author = {Tobias Br{\"u}ckner and Merle Arrowsmith and Merlin Heß and Kai Hammond and Marcel M{\"u}ller and Holger Braunschweig}, title = {Synthesis of fused B,N-heterocycles by alkyne cleavage, NHC ring-expansion and C-H activation at a diboryne}, institution = {Institut f{\"u}r Anorganische Chemie}, year = {2019}, }