Stannane, tributylethyl- → methyl (E) 6-(1,3-dihydro-6-ethyl-7-methyl-3-oxo-4-p-toluenesulfonyloxyisobenzofuran-5-yl)-3,4-dimethyl-4-hexenoate

Participants

Reaction Steps

By following the procedure of part A and substituting vinyltributyltin with ethyltributyltin, and substituting methyl (E) 6-(1,3-dihydro-7-methyl-3-oxo-4-p-toluenesulfonyloxy-6-trifluoromethanesulfonyloxyisobenzofuran-5-yl)-4-methyl-4-hexenoate with methyl (E) 6-(1,3-dihydro-7-methyl-3-oxo-4-p-toluenesulfonyloxy-6-trifluoromethanesulfonyloxyisobenzofuran-5yl)-3,4-dimethyl-4-hexenoate, there is obtained methyl (E) 6-(1,3-dihydro-6-ethyl-7-methyl-3-oxo-4-p-toluenesulfonyloxyisobenzofuran-5-yl)-3,4-dimethyl-4-hexenoate.

Provenance & Evidence