Preparation of succinimidyl and pentafluorophenyl active esters of 5- and 6-carboxyfluorescein

被引:33
作者
Adamczyk, M
Fishpaugh, JR
Heuser, KJ
机构
[1] Diagnostic Division, Division Organic Chemistry (D-9NM), Abbott Laboratories, Abbott Park, IL 60064-3500
关键词
D O I
10.1021/bc9600877
中图分类号
Q5 [生物化学];
学科分类号
071010 ; 081704 ;
摘要
A mixture of 5- and 6-carboxyfluorescein was activated with 1-[3-(dimethylamino)propyl]-3-ethylcarbodiimide hydrochloride in the presence of either N-hydroxysuccinimide or pentafluorophenol to give the corresponding succinimidyl and pentafluorophenyl esters. The regioisomeric mixtures were separated to give the 5- and 6-succinimidyl and pentafluorophenyl active esters in >98% purity.
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页码:253 / 255
页数:3
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