The direct copper-catalyzed N-cyanation of sulfoximines was achieved by using AIBN as a safe cyanide source. It represents a simple and environmentally benign procedure for the construction of the N-CN bond. Furthermore, some sec-amines can also be tolerated well under this procedure.
Fan Teng, Jin-Tao Yu, Zhou Zhou, Haoke Chu, Jiang Cheng. Copper-catalyzed N-cyanation of sulfoximines by AIBN. The Journal of organic chemistry. 2015 Mar 6;80(5):2822-6
PMID: 25668584
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