Lactide is the midbody for the preparation of poly(lactic acid), the ratio of lactic acid to lactide is low and hamper the extensive application of PLA.

丙交酯由制备聚的中间,率偏低制约聚规模应用的关键。

The chirality product is the important medicine midbody, which has an important application foreground.

所得到的手性物为重要的医药中间，具有重要的应用前景。