作者:K. Rybicka-Jasińska、Ł. W. Ciszewski、D. Gryko
DOI:10.1002/adsc.201600084
日期:2016.5.19
Photocatalytic reactions of diazoacetates with aldehydes led to α‐alkylated carbonyl compounds instead of the expected cyclopropane derivatives. The reaction requires a dual catalytic system – photocatalysis merged with enamine‐iminium catalysis. NMR, EPR, UV/Vis, and ESI‐MS analyses provided sufficient data to corroborate the proposed radical mechanism – enamine catalysis merged with photocatalysis
重氮乙酸酯与醛的光催化反应导致生成α-烷基化的羰基化合物,而不是预期的环丙烷衍生物。该反应需要双重催化系统-光催化与烯胺-亚胺基催化合并。NMR,EPR,UV / Vis和ESI-MS分析提供了足够的数据来证实拟议的自由基机理-烯胺催化与光催化合并。