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Catalytic Asymmetric Synthesis of Cyclic Sulfamides from Conjugated Dienes

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posted on 15.02.2013 by Richard G. Cornwall, Baoguo Zhao, Yian Shi
This paper describes the catalytic asymmetric diamination of alkyl dienes using N,N′-di-tert-butylthiadiaziridine 1,1-dioxide in the presence of Pd(0) and a chiral phosphoramidite ligand to give cyclic sulfamides in high yield and high ee. The diamination is also amenable to gram scale.