作者: Maciej Giedyk , Katarzyna Goliszewska , Keith ó Proinsias , Dorota Gryko
DOI: 10.1039/C5CC07363D
关键词:
摘要: Cobalester, a natural nontoxic vitamin B12 derivative, was found to catalyse unusual olefinic sp2 C–H alkylation with diazo reagents as carbene source instead of the expected cyclopropanation.