Ethyl 5-(4-methoxyphenyl)-1,3,4-oxadiazole-2-carboxylate → 4-(1-(5-(4-Methoxyphenyl)-1,3,4-oxadiazole-2-carbonyl)azetidin-3-yloxy)-3-methylbenzaldehyde

Participants

Reaction Steps

Using similar protocols as described in Example 53A, 53B and 53C employing ethyl 5-(4-methoxyphenyl)-1,3,4-oxadiazole-2-carboxylate as starting material afforded 0.37 g (38%) of 54A as a solid. 1H NMR (500 MHz, CDCl3): δ 2.32 (s, 3H), 3.89 (s, 3H), 4.36 (d, 1H), 4.72 (dd, 1H), 4.80 (d, 1H), 5.17 (m, 2H), 6.62 (d, 1H), 7.02 (d, 2H), 7.71 (d, 1H), 7.74 (s, 1H), 8.10 (d, 2H), 9.89 (s, 1H), MS (APCI+) m/z 394 [M+H]+.

Provenance & Evidence