HCID 18399671, compound → HCID 9905678, compound

Participants

Reaction Steps

2-(3,4-Dimethoxy-6-nitrophenyl)-6,7-methylenedioxy-1-naphthaldehyde (18). Using a procedure similar to that described in Example 1, sub-part d, except replacing the compound 14 used therein with compound 15, compound 18 was prepared in 25% yield; mp=225° C.; IR (Nujol) 1670, 1515, 1309; 1H NMR δ 3.92 (3H, s), 4.04 (3H, s), 6.13 (2H, s), 6.74 (1H, s), 7.13 (1H, d, J=8.3), 7.18 (1H, s), 7.77 (1H, s), 7.87 (1H, d, J=8.3), 8.76 (1H, s), 10.14 (1H, s); 13C NMR δ 57.0, 57.1, 102.1, 103.1, 104.7, 108.2, 114.9, 125.7, 127.9, 128.8, 129.5, 131.5, 133.6, 141.2, 144.1, 148.6, 149.2, 151.6, 152.9, 193.6.

Provenance & Evidence