1: Nα-tert-Butyloxycarbonyl-O-benzylhydroxylamine With sodium hydride in N,N-dimethyl-formamide
2: benzyl bromide in N,N-dimethyl-formamide
3: With trifluoroacetic acid in dichloromethane
参考文献
THE UNIVERSITY OF WARWICK; THOMPSON, Andrew; SERGEANT, Martin
Patent: WO2010/55310 A1, 2010 ;
Location in patent: Page/Page column 7 ;