反应详情

Quantities: compound 11 (10.00 g, 0.033 mol) in anhydrous THF (132 ml), n-butyllithium (16 ml, 2.5M in hexane, 0.04 mol), trimethyl borate (6.87 g, 0.066 mol) in anhydrous THF (50 ml). The experimental procedure was as described for the preparation of compound 2.