反应详情

6-Bromo-7-(2,3-dihydro-1H-inden-2-yloxy)chroman-2-one (1.25 g, Intermediate 5) can be obtained from Intermediate 2 (1.0 g) and 2-hydroxyindane (henceforth abbreviated as “sm5”, 830 mg, LANC) according to the method of Example 1-1-2, Step B. The title compound was obtained (yield: 690 mg) from Intermediate 5 (500 mg) according to the method of Example 1-1-2, Step C.