SYNTHESIS AND SELECTIVE DEPROTECTION OF THE PENTA-N-PROTECTED POLYAMINE 1,16-DIAMINO-4,8,13-TRIAZAHEXADECANE

被引:19
作者
GOULAOUICDUBOIS, C [1 ]
GUGGISBERG, A [1 ]
HESSE, M [1 ]
机构
[1] UNIV ZURICH,INST ORGAN CHEM,CH-8057 ZURICH,SWITZERLAND
关键词
D O I
10.1016/0040-4020(95)00811-L
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
The synthesis of the penta-N-protected polyamine thermopentamine {PA 3343, 1a, tert-butyl N-[4-benzyl-16-diallylamino-13-(pyridine-2-sulfonyl)-9-trifluoroacetyl-4,9,13-triazahexadec-1-yl]-carbamate}, containing five different N-protecting groups is described. These protecting groups include tert-butoxycarbonyl, benzyl, trifluoroacetyl, diallyl, and pyridine-2-sulfonyl. In spite of the syntheses of specific polyamine derivatives the selective removal of each of these groups has been investigated.
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页码:12573 / 12582
页数:10
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