Self-immolative base-mediated conjugate release from triazolylmethylcarbamates

被引:9
作者
Blencowe, Christopher A. [1 ]
Thornthwaite, David W. [2 ]
Hayes, Wayne [1 ]
Russell, Andrew T. [1 ]
机构
[1] Univ Reading, Dept Chem, Reading RG6 6AD, Berks, England
[2] Unilever Res Labs, Wirral CH63 3JW, Merseyside, England
基金
英国工程与自然科学研究理事会;
关键词
TERMINAL ALKYNES; CLICK CHEMISTRY; DERIVATIVES; PRODRUGS; DENDRIMERS; PLASMIN; DESIGN; AZIDES;
D O I
10.1039/c5ob00984g
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
A range of carbamate functionalized 1,4-disubstituted triazoles featuring a base sensitive trigger residue, plus a model aromatic amine reporter group, were prepared via copper(I) catalysed azide-alkyne cycloaddition and evaluated for their self-immolative characteristics. This study revealed a clear structure-reactivity relationship, via Hammett analysis, between the structure of the 1,4-disubstituted triazole and the rate of self-immolative release of the amine reporter group, thus demonstrating that under basic conditions this type of triazole derivative has the potential to be employed in a range of chemical release systems.
引用
收藏
页码:8703 / 8707
页数:5
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