This article has presented a modified molecular connectivity indices used in the QSARs research of the aqueous solubilities of heterocyclic nitrogen compounds.
本文采用一种修正的分子连接性指数研究了氮杂环类化合物水溶解度的定量结构性质关系。
Heterocyclic compounds with nitrogen heteroatom (s) only.
仅含有氮杂原子的杂环化合物。
Purine: Any of a class of heterocyclic compounds with a two-ring structure composed of carbon and nitrogen atoms.
嘌呤：嘌呤是对由碳、氮原子组成的双环结构的杂环化合物的统称。
Chlorosulfonyl isocyanate as an important intermediate was applied toward the syntheses of four to seven member heterocyclic compounds containing oxygen, nitrogen, sulfur atoms.
氯磺酰异氰酸酯可用于合成含氧、氮、硫等原子的四至七元杂环化合物。
Triazine is a type of heterocyclic organic compounds, it is important to ring nitrogen organic chemical raw materials.
是一种三嗪类含氮杂环有机化合物，重要的氮杂环有机化工原料。
Novel thio-substituted, nitrogen-containing, heterocyclic phosphonate compounds, pharmaceutical compositions, and methods of treating abnormal calcium and phosphate metabolism.
新的硫取代含氮杂环膦酸化合物，药物组合物，和治疗钙与磷酸盐异常代谢的方法。
Nitrogen- and oxygen-containing heterocyclic compounds are crucial moieties in a wide range of drug leads.
氮、氧杂环化合物是一类非常重要的杂环分子，大多具有生物和药理活性。
This article reviews the ring opening reaction of five membered nitrogen containing heterocyclic compounds.
综述了近年来各种五元氮杂环的开环反应及其在有机合成中的应用。
This article reviews the ring opening reaction of five membered nitrogen containing heterocyclic compounds.
综述了近年来各种五元氮杂环的开环反应及其在有机合成中的应用。
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