有机化学 ›› 1989, Vol. 9 ›› Issue (4): 321-324. 上一篇    下一篇

研究论文

卟啉化合物的研究 XV: 双卟啉的合成及其与钴离子的络合反应

黄素秋;张克凌;陈敏东;郑穹;夏淑贞;李宝睿   

  1. 武汉大学化学系
  • 发布日期:1989-08-25

Study on porphyrin compounds XV: Synthesis of a diporphyrin and coordination of the diporphyrin with Co(II)

HUANG SUQIU;ZHANG KELING;CHEN MINDONG;ZHENG QIONG;XIA SHUZHEN;LI BAORUI   

  • Published:1989-08-25

报导了柔性链双卟啉分子的合成, 研究了它与钴(II)络合反应的动力学, 用光度法对柔性链接双卟啉分子与醋酸钴的络合反应进行追踪, 发现反应分两步进行, 经历一个中间过渡态, 第二步是决定反应速率的步骤, 当第二步反应比第一步慢得多时, 可以看到中间过渡态的形成。

关键词: 卟吩 P, 反应动力学, 钴络合物, 络合反应, 过渡态

I was prepared by the reaction of tris(p-methoxyphenyl)(p-hydroxyphenyl)porphyrin with Br(CH3)2Br, followed by reaction with 1,3-C6H4(OH)2. I reacted with Co(OAc)2 to give Co2L (H4L = I). The kinetics of coordination of I by Co2+ is 1st order, the activation energy was calculated The reaction mechanism is discussed.

Key words: PORPHINE P, REACTION KINETICS, COBALT COMPLEX, COMPLEX REACTION, TRANSITION STATE

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