Novel and useful optical active 2-aralkyl-3-sulfonyloxy-1-propanol and 2-aralkyl-3-sulfonyloxypropionic acid are provided by using an optical active 2-aralkyl-3-acyloxy-1-propanol as a starting material. Furthermore, an optical active 2-aralkyl-3-thiopropionic acid, which is an important intermediate of enkephalinase inhibitor, is provided. According to the present invention, industrially useful optical active sulfonic acid ester derivatives can be provided.
以光学活性 2-烷基-3-乙酰氧基-1-
丙醇为起始原料,提供了新颖而有用的光学活性 2-烷基-3-磺酰氧基-1-
丙醇和 2-烷基-3-磺酰氧基
丙酸。此外,还提供了一种光学活性 2-烷基-3-
硫代
丙酸,它是
脑啡肽酶
抑制剂的重要中间体。根据本发明,可以提供工业上有用的光学活性
磺酸酯衍
生物。