heterocyclic
英
美
adj. 杂环的；不同环式的
COCA.44220
英英释义
noun
- a compound containing a heterocyclic ring
adj
- containing a closed ring of atoms of which at least one is not a carbon atom
双语例句
- 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。 - This review deals with the progress in the studies of the synthetic methods of phosphonyl heterocyclic compounds.
综述了利用含膦酰基的开链前体合成子通过环合成来获得膦酰基杂环化合物的各种方法。 - A heterocyclic compound having a metal ion attached by coordinate bonds to at least two nonmetal ions.
杂环化合物，由一个金属离子通过配位键与至少两个非金属离子相连。 - 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。 - Heterocyclic of simple chemical modification can be achieved on the wavelength of maximum absorption material and emission wavelength of a wide range of adjustment.
对杂环简单的化学修饰，就可以实现对材料的最大吸收波长和发射波长大范围的调节。 - Tetronic acid, tetronic amine and their derivatives are five-membered heterocyclic compounds along with bio-and pharmacological activities.
特窗酸、特窗胺及其衍生物均是生物活性很高的五员杂环化合物，具有重要的研究与实用价值。 - The structure of heterocyclic ketene aminals is peculiar and notable which possesses a large conjugation system in its molecule.
杂环烯酮缩胺是一类在有机合成方面有价值的多官能团反应中间体。 - 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。 - Design, Synthesis and Biological Activity of Heterocyclic Compounds Containing 4-( Heptyloxy/ octyloxy) phenyl Group
含4-正庚/正辛氧基苯基杂环化合物的设计、合成及生物活性 - This thesis describes how Radical cyclization chemistry can be applied for the construction of heterocyclic compounds.
应用电有机化学反应来合成生物碱。并探讨其可能的反应机构。