Oxygenation of Zinc Dialkyldithiocarbamate Complexes: Isolation, Characterization, and Reactivity of the Stoichiometric Oxygenates
作者:Daniel F. Brayton、Kristine Tanabe、Mariya Khiterer、Kian Kolahi、Joseph Ziller、John Greaves、Patrick J. Farmer
DOI:10.1021/ic060671j
日期:2006.7.1
structure and reactivity examined. Low-temperature reaction of bis(N,N-diethyldithiocarbamato)zinc(II), Zn(deDTC)2 1, with oxygenating reagents (hydrogen peroxide, m-chloroperbenzoic acid, urea hydrogen peroxide) yields mono-oxygenated DTC complexes (N,N-peroxydiethyldithiocarbamato)(N,N-diethyldithiocarbamato)zin(II), Zn(O-deDTC)(deDTC), 2 and bis(N,N-peroxydiethyldithiocarbamato)zinc(II), Zn(O-deDTC)2
二硫代氨基甲酸酯(DTC)配合物的S-加氧作用涉及其作为工业抗氧化剂的功能,其作为农药的用途以及最近的累积毒性,但对产生的物种知之甚少。已经合成了N,N-双取代DTC的几种S氧化衍生物,并通过多种方法对其进行了表征,并对其结构和反应性进行了研究。双(N,N-二乙基二硫代氨基甲酸酯)锌(II),Zn(deDTC)2 1与含氧试剂(过氧化氢,间氯过苯甲酸,尿素过氧化氢)的低温反应生成单加氧的DTC络合物(N, N-过氧二乙基二硫代氨基甲酸酯)(N,N-二乙基二硫代氨基甲酸酯)锌(II),Zn(O-deDTC)(deDTC),2和双(N,N-过氧二乙基二硫代氨基甲酸)锌(II),Zn(O-deDTC)2、3四氧化衍生物bis(N,通过在与Zn(II)络合之前先将DTC盐与化学计量的氧化剂进行初始反应,即可干净地获得N-二乙基硫代氨基甲酰基磺酰氨基锌(Zn)(Zn)(2)4,Zn(O(2)-deD