Stoichiometric mono N-functionalization of cyclen via a boron protected intermediate
作者:F Chuburu、M Le Baccon、H Handel
DOI:10.1016/s0040-4020(01)00115-6
日期:2001.3
The temporary triprotection of cyclen by a boron atom performed in presence of sodium hydride offers a convenient solution for the mono N-alkylation of cyclen. Examples of mono N-alkylated cyclens and bis-cyclens are reported. (C) 2001 Elsevier Science Ltd. All rights reserved.