A concise approach for the frst total synthesis of two naturally occurring flavanoids,()-malaysianone A(1)and()-tanariflavanones B(2),has been accomplished with total yields of 12.9%and 10.4%,respectively.The ...A concise approach for the frst total synthesis of two naturally occurring flavanoids,()-malaysianone A(1)and()-tanariflavanones B(2),has been accomplished with total yields of 12.9%and 10.4%,respectively.The key steps were regioselective deprotection and regioselective synthesis of 5-formaldehyde-8-hydroxy-2-[40-methyl-30-penteneyl]-dihydro-1-benzopyran(8).展开更多
基金financially supported by the National Natural Science Foundation (Nos. 21162021, 20962016)the Program for New Century Excellent Talents in University (No. NCET-090860)
文摘A concise approach for the frst total synthesis of two naturally occurring flavanoids,()-malaysianone A(1)and()-tanariflavanones B(2),has been accomplished with total yields of 12.9%and 10.4%,respectively.The key steps were regioselective deprotection and regioselective synthesis of 5-formaldehyde-8-hydroxy-2-[40-methyl-30-penteneyl]-dihydro-1-benzopyran(8).