Novel PNA oligomers containing an N-(aminomethyl) β-alanine backbone (‘retroinverso’ PNA) were prepared via blocksynthesis or via a combination of solution and solid-phase chemistry. The half-life time of the unprotected N terminus is 38 h at pH 7.0 (20 °C) and is pH dependent.
通过嵌段合成或通过溶液和固相
化学的结合来制备含有N-(
氨基甲基)
β-丙氨酸骨架的新型
PNA低聚物(“逆向”
PNA)。在pH 7.0(20°C)下,未保护的N末端的半衰期为38 h,并且与pH有关。