反应详情

11,22,33-Tris(benzyloxy)-12,15,23,26,34-pentaoxo-11,16,22,27,33-pentaaza-2,5,8,36,39,42-hexaoxatritetracontane (23) was synthesized by reacting compound (21) (3.91 g, 4.60 mmol) with 3,6,9-trioxadecanoyl chloride [Helmann, supra] (NEt3 /CH2C12) to give 4.0 g (78%) of (23): NMR δ 1.17-1.78 (m, 12 H), 2.3-2.9 (m, 8 H), 3.04-3.37 (m, 10 H), 3.4-3.8 (m, 24 H), 4.21 (s, 2 H), 4.76 (s, 2 H), 4.81 (s, 2 H), 4.88 (s, 2 H), 6.17-6.37 (m, 2 H), 7.34 (s, 15 H). Analysis: (C53H79N5O14) C, H, N.

1. custom11,22,33-Tris(benzyloxy)-12,15,23,26,34-pentaoxo-11,16,22,27,33-pentaaza-2,5,8,36,39,42-hexaoxatritetracontane (23) was synthesized