2,4-Dichlorobenzaldehyde → 1,3-Benzodioxole-4-carboxaldehyde

참여 물질

반응 단계

This compound was prepared using 1-Benzo[1,3]dioxol-4-yl-2-bromo-ethanone prepared in method I-7 (0.15 g, 10.62 mmol), in the manner described for 3-amino-5,6,7,8-tetrahydro-naphtho[2,3-b]furan-2-yl)(2,4-dichloro-phenyl)-methanone (Method III-1):, affording 0.36 g (21%) of 3-Amino-5,6,7,8-tetrahydro-naphtho-[2,3-b]furan-2-yl)benzo[1,3]dioxol-4-yl-methanone as a yellow solid. 1H-NMR (MeOH-d4) δ 7.40 (s, 1H), 7.31 (dd, J=8 Hz, 1 Hz), 6.97 (dd, J=7 Hz, 1 Hz, 1H), 6.82 (s, 1H), 6.19 (s, 2H), 2.68–2.60 (m, 4H), 1.68–1.62 (m, 4H); MS LC-MS (MH+=336.2), RT=3.86 min.

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