作者:César Sandoval-Chávez、José G. López-Cortés、Alejandro I. Gutiérrez-Hernández、María C. Ortega-Alfaro、Alfredo Toscano、Cecilio Alvarez-Toledano
DOI:10.1016/j.jorganchem.2009.07.044
日期:2009.11
Oxidative demetalation of Fischer ferrocenyl ethoxy carbene complexes (1a–c, M = Cr, Mo, W) and new Fischer ferrocenyl R-amino carbene complexes [2–5 (a–c), 11–15 (a–c), and 21–22 (a–c); M = Cr, Mo, W; R = H, CH3, C2H5, C3H7, (CH2)2OH, (CH2)3OH, (CH2)2(OMe)2, (CH2)3N(Me)2, CH2CHCH2, (CH2)2OSi(CH3)3, (CH2)3OSi(CH3)3] with elemental sulfur–NaBH4 were carried out under mild conditions, obtaining O-ethyl
Fischer
二茂铁基乙氧基卡宾配合物(1a – c,M = Cr,Mo,W)和新的Fischer
二茂铁基R-
氨基卡宾配合物[ 2 – 5(a – c),11 – 15(a – c)和21 – 22(a – c);M = Cr,Mo,W;R = H,CH 3,C 2 H 5,C 3 H 7,(CH 2)2 OH,(CH 2)3 OH,(
CH2)2(OMe)2,(CH 2)3 N(Me)2,CH 2 CH CH 2,(CH 2)2 OSi(CH 3)3,(CH 2)3 OSi(CH 3)3 ]元素
硫–NaBH 4在温和的条件下进行,获得了O-
乙基二茂铁硫代
碳酸盐(6)和新型
二茂铁硫代酰胺(7 – 10和16 – 20))的良率。