Abstract
An efficient synthesis of furonaphthoquinone natural products 1 and 4 has been carried out starting from 2-hydroxy-1, 4-naphthoquinone (10) and 2,3-dimethoxy-1,3-butadiene (11) in the presence of CAN.
ACKNOWLEDGMENT
The author acknowledge the financial support of the Korea Research Foundation made in the program year of 1998.