反应详情

The title compound was prepared following the method described in step 2 for the preparation of methyl 6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)spiro[3.3]hept-5-ene-2-carboxylate, using ethyl 2-(4-(((trifluoromethyl)sulfonyl)oxy)cyclohex-3-en-1-yl)acetate as the reactant. (99% yield), MS: m/e 295.2 (M+H)+, 2.28 min (method 3). 1H NMR (400 MHz, CHLOROFORM-d) δ 6.54 (d, J=2.3 Hz, 1H), 4.15 (q, J=7.3 Hz, 2H), 2.41-1.99 (m, 7H), 1.93-1.71 (m, 2H), 1.38-1.22 (m, 15H).

1. customm/e 295.2 (M+H)+, 2.28 min (method 3)