2-Amino-3-chlorobenzoic acid → HCID 89837820, compound

Participants

Reaction Steps

The title compound was prepared using the procedure described above of the step 1 of example 1 from 3-chloroanthranilic acid (5 g, 29.14 mmol) to give white needle crystal (4.3 g, 47.2%), Rf=0.53 (EA/Hexane=1:2); 1H NMR (400 MHz, DMSO-d6) δ 1.24 (t, J=7.2 Hz, 3H), 2.79 (q, J=7.2 Hz, 2H), 2.94 (t, J=7.6 Hz, 2H), 4.20 (t, J=7.6 Hz, 2H), 7.20-7.31 (m, 5H), 7.41 (dd, J=8.0, 7.6 Hz, 1H), 7.89 (d, J=17.6 Hz, 1H), 8.05 (d, J=8.0 Hz, 1H); 13C NMR (100 MHz, DMSO-d6) δ 10.5, 27.1, 33.5, 44.7, 121.4, 125.2, 126.4, 126.5, 128.5, 128.7, 130.3, 134.1, 138.1, 143.1, 158.7, 160.5; Anal. (C18H17ClN2O) C, H, N. Calcd: 69.12, 5.48, 8.96. Found: 69.11, 5.38, 8.94.

Provenance & Evidence