The invention discloses a plant of pseudomonad and the application thereof in the biological removal of nitrogen heterocyclic compound.
本发明公开了一株假单胞菌及其在生物去除含氮杂环化合物中的应用。
Structute of nitrogen heterocyclic ring quaternary ammonium salt cationic surfactants was identi fied by mass spectrography, nuclear magnetic resonance spectra, infrared spectra and etc.
用质谱法、核磁共振波谱法、红外光谱法等，确定了未知氮杂环季铵盐型阳离子表面活性剂的结构。
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。
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。
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。
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。
An organic coordination (complexing) compound in which the metal ion is bound to atoms of nonmetals, e. g. nitrogen, carbon, or oxygen, to form a heterocyclic ring having coordinate covalent bonds.
一种配位(络合)化合物，其中的金属离子与氮、碳或氧等非金属原子结合生成有配位共价键的杂环。
A new nitrogen-containing heterocyclic pyrethroid library was designed and constructed using combinatorial parallel synthesis.
以菊酯为骨架，采用组合平行法，设计合成了新型含氮杂环的菊酯类化合物库。
A kind of nitrogen-containing heterocyclic borate was designed and synthesized and the molecular structure of the target product was determined by FT-IR spectrum.
通过分子设计，合成了含氮杂环硼酸酯，利用红外光谱确定了目标产物的分子结构。
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。
Tetrazole is the unsaturated energetic heterocyclic compound with high nitrogen content and good stability leading to the high energy yet low sensitivity materials.
四唑属富氮且稳定性较好的化合物，。是目前研究较多的高能钝感含能材料。
Tetrazole is the unsaturated energetic heterocyclic compound with high nitrogen content and good stability leading to the high energy yet low sensitivity materials.
四唑属富氮且稳定性较好的化合物，。是目前研究较多的高能钝感含能材料。
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