TETRAHYDROFURAN;
NEIGHBORING GROUP PARTICIPATION OF BENZYL ETHERS;
MITSUNOBU CONDITIONS;
SMALL RINGS;
MESYLATES;
D O I:
10.1016/S0040-4039(00)92514-0
中图分类号:
O62 [有机化学];
学科分类号:
070303 ;
081704 ;
摘要:
Benzyl ethers with S(N)2 active sites in gamma-position undergo spontaneous regio- and stereocontrolled tetrahydrofuran cyclization with concomitant debenzylation even under mildly acidic or neutral conditions.