反应详情

The desired compound was prepared according to the method of Example 3, step 1, except substituting 4-hydroxy-4-[3-tetrahydropyran-2-yloxy)-prop-1-ynyl]-2-methyltetrahydropyran, prepared as in step 1, for 4-hydroxy-4-[3-(tetrahydropyran-2-yloxy)-prop-1-ynyl]tetrahydropyran.