COREY, E. J.;RAJU, N., TETRAHEDRON LETT., 1983, 24, N 50, 5571-5574
作者:COREY, E. J.、RAJU, N.
DOI:——
日期:——
A new general synthetic route to bridged carboxylic ortho esters
作者:E.J. Corey、Natarajan Raju
DOI:10.1016/s0040-4039(00)94143-1
日期:1983.1
Acylation of the readily available 3-methyl-3-hydroxymethyl oxetane (2) leads to the corresponding oxetane esters (3) which rearrange smoothly in the presence of boron trifluoride etherate in methylene chloride at −15° to form orthoesters of the 2, 6, 7-trioxabicyclo[2.2.2]octane series (4).