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Synthesis and Characterization of Dimer-VB12 Model Molecules
Author(s): FENG Yaqing, ZHANG Xiaodong, MENG Shuxian, ZHANG Weihong
Pages: 799-
803
Year: 2003
Issue:
8
Journal: CHINESE JOURNAL OF ORGANIC CHEMISTRY
Keyword: 维生素B12; 双分子模型分子; 合成;
Abstract: 维生素B12经醇解得到的七甲基钴啉酯1作为起始原料,经酸性水解分别得到b,c,d,e,f-单酸钴啉酯2b~2f.2b~2f与3-咪唑基丙胺盐酸盐反应合成了相应的酰胺钴啉酯衍生物3b~3f,3b~3f在乙酸的作用下合成了双分子络合维生素B12模型化合物双-单腈六甲基-N-(3-咪唑基)丙酰胺钴啉酯高氯酸盐5b~5f,并对其化学结构进行了表征.
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