中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
—— | 4-chloro-6,7-diphenylfuro[3,2-c]pyridine | 1444611-73-7 | C19H12ClNO | 305.763 |
N-Iminopyridinium ylides are used as directing groups and internal oxidants for cobalt-catalysed annulation of sp2 C–H bonds with internal alkynes. The reactions possess excellent compatibility with heterocyclic substrates.