反应详情

4-{1-Ethyl-1-[4-(3-ethyl-3-hydroxy-pent-1-ynyl)-3-methyl-phenyl]-propyl}-2-methyl-benzoic acid methyl ester (2.20 g, 5.23 mmol) and lithium hydroxide (376 mg, 15.69 mmol) are reacted and purified analogous to Example 1I to give the title compound (1.77 g, 83%).

1. custompurified analogous to Example 1I