[FeIII(F20-tpp)Cl] Is an Effective Catalyst for Nitrene Transfer Reactions and Amination of Saturated Hydrocarbons with Sulfonyl and Aryl Azides as Nitrogen Source under Thermal and Microwave-Assisted Conditions
作者:Yungen Liu、Chi-Ming Che
DOI:10.1002/chem.201000581
日期:2010.9.10
[FeIII(F20‐tpp)Cl] (F20‐tpp=meso‐tetrakis(pentafluorophenyl)porphyrinato dianion) is an effective catalyst for imido/nitrene insertion reactions using sulfonyl and aryl azides as nitrogen source. Under thermal conditions, aziridination of aryl and alkyl alkenes (16 examples, 60–95 % yields), sulfimidation of sulfides (11 examples, 76–96 % yields), allylic amidation/amination of α‐methylstyrenes (15
的[Fe III(F 20 -tpp)CL](F 20 -tpp =内消旋-四(五氟苯基)卟啉二价阴离子)可以使用磺酰基和芳基叠氮化作为氮源酰亚胺/氮烯插入反应的有效催化剂。在热条件下,芳基和烷基烯烃的叠氮化(16例,产率为60-95%),硫化物的硫化亚胺(11例,产率为76-96%),α-甲基苯乙烯的烯丙基酰胺化/胺化(15例,68-83) %的收率),和饱和的C胺化 H键包括环烷烃和金刚烷(8个实例中,64-80%的收率的)可以通过使用2摩尔%的[Fe来完成III(F 20-tpp)Cl]作为催化剂。在微波辐射下的条件下,氮杂环丙烷(四个例子),烯丙基胺化(五个例子),sulfimidation(两个例子),和饱和的C胺化的反应时间可以通过最多减少到H键(三个例子)16倍( 24–48小时与1.5–6小时),而不会显着影响产品收率和底物转化率。