反应详情

The title compound was prepared according to the procedure in Example 5, step 2, using 3,5-diethyl-4-methoxybenzoic acid (10.66 g, 51.3 mmol), oxalyl chloride (4.90 mL, 56.3 mmol), N,N-DMF (2 drops), tin TV chloride (6.60 mL, 56.3 mmol) and 2-benzyl-4,5-dimethylfuran (11.4 g, 61.3 mmol) to give 22.0 g, of the title compound. 1H NMR δ1.13 (t, 6 H), 1.83 (s, 3 H), 2.19 (s, 3 H), 2.61 (q, 4 H), 3.74 (s, 3 H), 3.82 (s, 2 H), 7.05 (d, 2 H), 7.23-7.27 (m, 3 H), 7.42 (s, 2 H). mass spectrum (EI), m/z 376 (M+).

1. customThe title compound was prepared
2. customto give 22.0 g