3,4-Dichlorobenzeneboronic acid → HCID 21884553, compound

Participants

Reaction Steps

Prepared by the method of Example 15d), from 2-(3-nitro-4-methoxyphenyl)-5-bromobenzoxazole (200 mg, 0.57 mmol) and 3,4-dichlorophenylboronic acid (176 mg, 0.85 mmol) the subtitle compound was obtained (176 mg, 74%). 1H NMR (CDCl3) δ 8.74(d, 1H), 8.44(dd, 1H), 7.89(d, 1H), 7.70(d, 1H), 7.65(d, 1H), 7.54(d, 2H), 7.44(dd, 1H), 7.26(d, 1H), 4.08(s, 3H).

Provenance & Evidence