摘要: 本文用自旋捕捉术技与ESR相结合的方法,研究取代环成二烯锆、铪络物(RC5H4)2ZrCl2(R=H,CH3,C3H7,C4H9,C5H11,C6H11)及(RC5H4)2HfCl2(R=CH3,C2H5,C3H7)光解的活泼自由基。结果表明,取代环成二烯锆、铪络合物与取代环戊二烯钛结合物光解机理相同,即光解初级过程是M-(RC5H4)(M=Ti,Zr,Hf)π键的均裂。其差别在于RCpMCl2(M=Zr,Hf)可为PBN及ND捕获,并后者的加合物表现出氯核的分裂。
纪海星, 徐广智, 陈寿山, 刘以寅. 取代环戊二烯锆、铪络合物光解活泼自由基的ESR研究[J]. 波谱学杂志, 1987, 4(1): 53-60.
Ji Haixing, Xu Guangzhi, Chen Shoushan, Liu Yiyin. ESR STUDY OF ACTIVE RADICALS PRODUCED BY PHOTOLYSIS OF SUBSTITUTED ZIRCONOCENE AND HAFNOCENE DICHLORIDE COMPLEX COMPOUNDS[J]. Chinese Journal of Magnetic Resonance, 1987, 4(1): 53-60.