1428245-75-3Relevant academic research and scientific papers
Synthesis of the atropurpuran A-ring via an organocatalytic asymmetric intramolecular Michael addition
Chen, Huan,Zhang, Dan,Xue, Fei,Qin, Yong
, p. 3141 - 3148 (2013/05/09)
The asymmetric synthesis of the A-ring fragment 2a-b of atropurpuran 1 has been achieved in 15 steps with up to 70% ee via an organocatalytic intramolecular Michael addition of nitroalkene 10. The absolute configuration of the two contiguous carbon center
