supported by the National Natural Science Foundation of China(Nos.82122063,81991522 and 81973232);Shandong Science Fund for Distinguished Young Scholars(No.ZR2020JQ32);the Fundamental Research Funds for the Central Universities(No.202041003)。
Multiple contiguous quaternary carbon stereocenters(CQS) are highly challenging, yet important structural motifs in organic synthesis. Here, we describe a visible light induced catalytic [2 + 2] cycloaddition approach...
financial support from the National Natural Science Foundation of China (Nos. 21102062, 21472079)
The AC bicyclic skeleton of daphniyunnine B with the required 3 stereocenters(C4,C5 and C8)was accomplished in a concise route which featured two Claisen-type rearrangement reactions to construct the required vicinal ...