Aim to synthesize compounds with coumarins basic skeleton.
目的合成香豆素基本骨架化合物。
2
The paper discusses the regularity of nomenclature of organic compounds and gives out some basic rules for naming organic compounds.
探讨了有机化合物系统命名规则，并得出了有机化合物命名的一些简单规律。
3
A new stabilization additive was studied, it has good effect to improve the color change and sediments formation of FCC diesel fuel containing non-basic nitrogen compounds.