The yields of the 16-membered-ring intramolecular cycloaddition products, β-truxinate (4) and δ-truxinate (5), can be greatly increased by making use of the hydrophobic or entropy-driven forces in aggregating media.
通过在聚集介质中利用疏
水或熵驱动力,可以大大提高16元环分子内环加成产物β-精
氨酸(4)和δ-精
氨酸(5)的产率。