Some Stemona alkaloids belonging to the tuberostemospironine group possess a spirolactone moiety with anti-configuration (C-9/C-9a). In this paper, we describe two approaches to this structural unity. By using bromi...
the National Natural Science Foundation of China (20832005,21072160,20902075);the National Basic Research Program (973 Program) of China (2010CB833200);the Natural Science Foundation of Fujian Province of China (2009J05037);the Specialized Research Fund for the Doctoral Program of Higher Education(20090121120007);the Scientific Research Foundation for the Returned Overseas Chinese Scholars,Ministry of Education of China for financial support
This paper summarizes the progress on the total syntheses riod from 2006 to 2010. The overview focuses on the first of natural products accomplished in rnainland China during the petotal synthesis of natural products ...
Project supported by the National Natural Science Foundation of China (No. 20832005) and the National Basic Research Program (973 Program) of China (No. 2010CB833200).
Five glutarimide alkaloids cordiarimide A (5), cordiarimide B (6), crotonimide A (3), crotonimide B (4), and julocrotine (2) have been synthesized starting from Boc-L-glutamine (7). The benzylic alcohol ch...
the NSF of China (20672089, 20832005);the NFFTBS (J1030415);the National Basic Research Program of China (973 Program, 2010CB833200)
Starting from the oxygenated piperidine building block 20,two synthetic approaches to new building blocks (8R,8aS)-and (8R,8aR)-8-hydroxy-5-indolizidinones 19a/19b and 15a/15b have been developed,respectively. The fir...
the National Natural Science Foundation of China (20832005);the National Basic Research Program (973 Program) of China (2010CB833200) for financial support
A concise five-step approach to indolizidinones 10 and 11,two advanced intermediates for the asymmetric synthesis of polyhydroxylated indolizidine alkaloids,has been developed by using N-Cbz pyrrolidin-2-yl pyridin-2-...
Supported by the National Natural Science Foundation of China (Grant No. 20832005)
The (S)-sulfide 6 has been synthesized as a synthetic equivalent of novel 3-piperidinol N-α-carbanion B via deprotonation and lithium naphthanelide (LN)-mediated reductive lithiation. The reaction of the 3-piperidino...