They are formed byatmospheric photochemistry reaction, and could product OH radical, alkyl radical, ozone,carboxylic acid peroxyacetyl nitrates by atmospheric photochemistry reaction.

羰基化合物既是大气光化学反应的产物，又能通过光化学反应生成羧酸、羟基自由基、过乙酰硝酸酯。

A novel family of ester acetal molecular glass materials has been created by the reaction between monocarboxylic acid and divinyl ethers.

通过一元羧酸二乙基醚的反应,我们得到了一种新颖的酯构分子玻璃。

This study focused on the recovery of aromatic polycarboxylic acids from the mother liquor of manufacturing trimellitic anhydride and it's application for making mixed plastifier.

本研究对生产偏酐所产生的母液中含有的芳香族羧酸加以回收，用于生产混合酯增塑剂。