KIH-201 - A NEW ENHANCER OF CHEMILUMINESCENCE IN THE LUMINOL-HYDROGEN PEROXIDE-PEROXIDASE SYSTEM CHARACTERIZED BY A HIGH-PERFORMANCE LUMINOMETER

被引:12
作者
HORI, H [1 ]
FUJII, T [1 ]
KUBO, A [1 ]
PAN, N [1 ]
SAKO, S [1 ]
TADA, C [1 ]
MATSUBARA, T [1 ]
机构
[1] TEIKOKU SEIYAKU CO LTD,KAGAWA 76926,JAPAN
关键词
SYNTHETIC PHENOL; ENHANCER; CHEMILUMINESCENCE; HORSERADISH PEROXIDASE; LUMINOL; HYDROGEN PEROXIDE;
D O I
10.1080/00032719408000282
中图分类号
O65 [分析化学];
学科分类号
070302 ; 081704 ;
摘要
We developed new phenolic enhancers of chemiluminescence in the luminol-hydrogen peroxide-horseradish peroxidase reaction. We designed, synthesized, and tested three series of. phenolic enhancers as follows: 1) hydroxybenzylidenc-cyclopentenediones (KIH-201, KIH-203, TX-1123, and TX-1124), 2) 4-hydroxybenzylidene-malononitriles (TX-825, TX-1121, TX-1122, TX-1840 and SF-6847), and 3) 2, 4-dichlorophenol derivative (TX-816). Luminescence measurements were performed with a new high-performance luminometer, which have a superior photon counting system (gate time: 10-100 ms) and an automatic injector (variable range: 10-190 mu l). We found that the arylidene-cyclopentenedione KIH-201 [2-(4'-hydroxy3'-methoxy-benzylidene)-4-cyclopentene-1,3-dione] was an effective enhancer similar to that of p-iodophenol, known as the most strong enhancer of this chemiluminescent system. This KIH-201 will facilitate the luminol - hydrogen peroxide - horseradish peroxidase reaction
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页码:1109 / 1122
页数:14
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