This flavour is synthesized by the esterinterchange using diethyl oxalate and relative alcohol as materials.
这些香料都是以草酸二乙酯与相应的醇为原料，通过酯交换反应来合成的。
2
The invention relates to an interpenetrating polymer network prepared by in-situ esterinterchange method and an application thereof.
本发明涉及一种原位酯交换法制备的互穿网络及其应用。
3
Plasticizer DOTP was prepared from ethylene glycol residue (major component is PET low polymer) using single step process in which alcoholysis and esterinterchange were combined.