Trimellitic anhydride → HCID 21884468, compound

Participants

Reaction Steps

Prepared by the method of Example 1b), from 2-(5-amino-2-(2-methoxyethylamino)phenyl)-5-phenylbenzoxazole (131 mg, 0.36 mmol) and 1,2,4-benzenetricarboxylic anhydride (70 mg, 0.36 mmol) the title compound was obtained (138 mg, 72%). 1H NMR (DMSO) δ 8.61(t, 1H), 8.42(dd, 1H), 8.31(s, 1H), 8.13(d, 1H), 8.08(m, 2H), 7.83(d, 1H), 7.53(m, 3H), 7.50(m, 3H), 7.41(t, 1H), 7.08(d, 1H), 3.69(m, 2H), 3.59(m, 2H), 3.35(s, 3H). MS 534 m/z (M+H)+.

Provenance & Evidence