Trimellitic anhydride → HCID 10237626, compound

Participants

Reaction Steps

Prepared by the method of Example 1b), from 2-(3-aminophenyl)-6-methylbenzoxazole (32 mg, 0.14 mmol) and 1,2,4-benzenetricarboxylic anhydride (30 mg, 0.16 mmol) the title compound was obtained, 42 mg (72%). 1H NMR (DMSO) δ 8.45(dd, 1H), 8.34(bd, 2H), 8.25(dt, 1H), 8.13(d, 1H), 7.75(m, 3H), 7.63(s, 1H), 7.26(d, 1H), 2.50(s, 3H). MS 397 m/z (M−H)−.

Provenance & Evidence