反应详情

Compound 272 was synthesized from cyanoethylamide 242 as described above for compound 270 using ethylamine (3 ml). ES MS: 351.53. (M+H+). H1-NMR (DMSO-d6): δ 0.86–0.88 (d, 6H, CH3 -isopentyl), 1.07–1.17 (t, 6H, CH3-ethyl), 1.42–1.60 (m, 3H, CH, CH2—CH), 2.67–2.72 (t, 2H, CH2CH2amidine), 3.12–3.21 (m, 2H, CH2-ethyl), 3.36–3.50 (m, 4H, CH2—NHCO and CH2-ethyl), 4.33–4.38 (t, 2H, CH2—N), 7.39 and 8.20 (d, 1H, pyrrole), 8.63–8.71 (NH-amidine), 9.30 (t, 1H, NHCO).