A new micelle-forming peptide TFA·Tyr-Gly-Phe-Ala-OBz (TFA = trifluoroacetic acid) is synthesised and evidence for its micelle formation obtained from UV–VIS, fluorescence spectroscopy, conductometry and pH techniques; the critical micelle concentration (cmc), standard free-energy change of micelle formation (ΔG°m) and aggregation number of this peptide at 20 °C are 8 × 10 –5 mol dm–3, –28.8 kJ mol –3 and 11, respectively.
合成了一种新的胶束形成肽 TFA-Tyr-Gly-Phe-Ala-OBz(TFA =
三氟乙酸),并通过紫外可见光谱、荧光光谱、电导率和 pH 值技术获得了其胶束形成的证据;该肽在 20 °C 时的临界胶束浓度 (cmc)、胶束形成的标准自由能变化 (ΔG°m) 和聚集数分别为 8 × 10 -5 mol dm-3、-28.8 kJ mol -3 和 11。