反应详情

In analogy to the procedure described in example 20A], 2-(3-fluoro-4-hydroxy-2-methyl-phenoxy)-2-methyl-propionic acid ethyl ester (example 33H]) and methanesulfonic acid 5-(4-trifluoromethoxy-phenyl)-pent-4-ynyl ester (example 1G]) yielded the title compound as light yellow viscous oil.