Heterocyclic compounds with nitrogen heteroatom (s) only.
仅含有氮杂原子的杂环化合物。
2
The key step was a substrate controlled asymmetric heteroatom conjugated addition.
关键反应为底物控制的不对称杂原子共轭加成反应。
3
As an important approach of carbon-carbon bond formation and carbon-heteroatom bond formation, photochemistry of organic halides has been studied extensively.