supported by the National Natural Science Foundation of China (20572040)
An effective, catalytic method has been developed to remove TBS and THP groups from protected alcohols. TBS and THP ethers were selectively cleaved using a catalytic amount of NO+BF4- (5 mol%) in methanol at room temp...
Project supported by the National Natural Science Foundation of China (No. 20572040).
Efficient nitrosonium (NO+)-initiated aza-Diels-Alder reactions of N-arylimines with 2,3-dihydrofuran or 3,4-dihydro-2H-pyran allowed access to furano[3,2-c]- or pyrano[3,2-c]quinolines. A mixture of cis and trans-...