p. 2365 - 2374
(2004)(2008/06/13)
(5R,5aR,8aS,9S)-9-amino-5-(4-hydroxy-3,5-dimethoxyphenyl)-5,5a,8a,9-tetrahydrofuro[3',4':6,7]naphtho[2,3-d][1,3]dioxol-6(8H)-one
tert-butyldimethylsilyl chloride
4β-(1-piperidino)sulfonamido-4'-tert-butyldimethylsilyloxy-4'-O-demethyl-4-desoxypodophyllotoxin
4β-(thiophen-2-yl)sulfonamido-4'-tert-butyldimethylsilyloxy-4'-O-demethyl-4-desoxypodophyllotoxin
4β-(4-morpholino)sulfonamido-4'-tert-butyldimethylsilyloxy-4'-O-demethyl-4-desoxypodophyllotoxin
4β-(4-azidophenyl)sulfonamido-4'-tert-butyldimethylsilyloxy-4'-O-demethyl-4-desoxypodophyllotoxin
4β-(3-azidopropyl)sulfonamido-4'-tert-butyldimethylsilyloxy-4'-O-demethyl-4-desoxypodophyllotoxin