Dai, Wen Reactions of N-Heterocyclic Carbene Boranes with 5-Diazo-2,2-dimethyl-1,3-dioxane-4,6-dione: Synthesis of Mono- and Bis-hydrazonyl NHC-Boranes. [electronic resource] - The Journal of organic chemistry Aug 2018 - 8775-8779 p. digital Publication Type: Journal Article ISSN: 1520-6904 Standard No.: 10.1021/acs.joc.8b01125 doi