Hydroxyamine hydrochloride → HCID 23072375, compound

Participants

Reaction Steps

Following the procedure described in Example 14, step 3, but substituting carboxylic acid 228b for 37, and using 1.1 equivalent of NH2OH.HCl and triethylamine each, the title compound 228b was obtained in 52% yield. 1H NMR: (300 MHz, DMSO-d6) δ 10.37 (s, 1H), 8.70 (s, 1H), 8.11 (d, J=8.5 Hz, 2H), 7.86 (d, J=8.5 Hz, 2H), 7.77 (dd, J=1.4 Hz, J=8.5 Hz, 2H), 7.53-7.43 (m, 3H), 5.08 (s, 2H), 3.38-3.25 (t, 2H), 1.99 (t, J=6.6 Hz, 2H), 1.72-1.61 (m, 4H).

Provenance & Evidence