SUBSTITUTION-REACTIONS OF A NUCLEOFUGAL GROUP IN HEPTAMETHINE CYANINE DYES - SYNTHESIS OF AN ISOTHIOCYANATO DERIVATIVE FOR LABELING OF PROTEINS WITH A NEAR-INFRARED CHROMOPHORE

被引:166
作者
STREKOWSKI, L
LIPOWSKA, M
PATONAY, G
机构
关键词
D O I
10.1021/jo00043a009
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
The reactions of dye 1 with MeONa, MeNH2, PhONa, PhSNa, PhSH, and 4-H2NPhSH to yield the corresponding derivatives 2a-e, hydrodechlorination of 1 to 3 in the presence of EtSNa or PhSNa/Ph2PH, and synthesis of the SCN-substituted dye 4, a new reagent for ultratrace detection of proteins, are described.
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页码:4578 / 4580
页数:3
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