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SciELO
4 天
Química Nova, Volume: 47, Issue: 10, Published: 2024
Thus, this work seeks to understand more about the reactivity and properties of these derivatives. In this way, structural changes were made to chlorophyll, giving rise to three chlorin compounds (1-3 ...
搜狐
16 天
Ce6-DBCO|二氢卟吩-二苯基环辛炔的应用
是一种卟吩类化合物,属于血红素的一种结构变体。 在特定波长的激发下,能够产生红色荧光,因此常用于荧光标记。 也是一种性能优良的光敏剂,具有单线态氧产量高、吸收波长较长、光敏性强、体内代谢快等特点,这些特性使得其在光动力学疗法(PDT)中 ...
instrument
6 天
酸性染料比色法的定义和原理
酸性染料比色法是一种化学实验方法,在适当的pH值 介质,一些酸性染料(常用者多为磺酸酞类指示剂,如溴麝香草酚蓝、溴甲酚绿等)解离为阴离子(In’ ),而有机碱类与氢离子生成盐(BH' ),二者结合成配位化合物,即离子对。 此离子对被有机溶剂定量提取 ...
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