Valence tautomerism in cobalt complexes based on isopropyl- and cyclohexyl-substituted o-quinones
作者:Alexey A. Zolotukhin、Michael P. Bubnov、Nina A. Skorodumova、Tatyana N. Kocherova、Artem S. Bogomyakov、Ekaterina A. Kozlova、Georgy K. Fukin、Vladimir K. Cherkasov
DOI:10.1016/j.ica.2022.120811
日期:2022.5
A series of novel dioxolene cobalt complexes with general formula (N-N)Co(3,6-diox)2 (where N-N = 2,2’-dipyridine (bpy) and 1,10-phenanthroline (phen), diox – mono- and dianionic forms of 3,6-di-iso-propyl-o-benzoquinone (3,6-iPr-Q) and 3,6-di-cyclo-hexyl-o-benzoquinone (3,6-cHex-Q)) has been synthesized and characterized. The molecular structures of dipyridine adducts have been established by single
一系列具有通式的新型二氧戊环钴配合物 (NN)Co(3,6-diox) 2 (其中 NN = 2,2'-联吡啶 (bpy) 和 1,10-菲咯啉 (phen), diox – 单阴离子和双阴离子形式 3,6-二异丙基邻苯醌 ( 3,6- i Pr-Q) 和 3,6-二环己基邻苯醌 ( 3,6- c Hex-Q))合成和表征。双吡啶加合物的分子结构已通过单晶 X 射线结构分析确定。磁化率测量检测发生在配合物 (phen)Co(3,6- i Pr-SQ) 2和 (bpy)Co(3,6- c Hex-SQ) 2的固态价互变异构体转变。通过差示扫描量热法 (DSC) 研究了伴随价互变异构转变的相变。