heterocyclic的例句大全

Azole: a class of organic compounds having a five-membered heterocyclic ring with two double bonds.

氮杂茂: 一种由五种杂环元素,两组粘合剂组成的有机化合物.

The progresses in five-membered heterocyclic metallocene analogic complexes and their application in olefin polymerization are reviewed.

综述了五元杂环类茂金属配合物的研究进展及其在烯烃聚合中的应用.

Many constituents are mutagens and carcinogenic such as alkenes, nitrosamines, polynuclear aromatic and heterocyclic hydrocarbons, amines.

烟草的很多成分都会引起有机体突变以及致癌,如烯烃化合物, 亚硝胺, 多核芳香烃以及多环碳氢化合物和铵.

Morphine: Heterocyclic compound, narcotic analgesic alkaloid originally isolated from opium.

吗啡: 杂环化合物, 从鸦片分离出的麻醉性镇痛药镇痛药生物碱.

HH-3 S is a heterocyclic compound, transparent acidic fluid.

HH-3S是一种杂环化合物 、 透明酸性液体.

New , sterically demanding 1, 3-dialkylimidazolinium salts used as N-heterocyclic carbene precursors were synthesized and characterized.

合成并表征了一种新型的有空间需求的N - 杂环卡宾前驱体1, 3- 二烷基咪唑啉盐.

Hexahydroxy N-containing heterocyclic compound without sulfur and phosphorus was synthesized and its structure was characterized.

合成了无硫、磷的六元含氮杂环化合物添加剂.

This paper describes the applications and the synthetic method of heterocyclic compounds Imidazolidone and Imidazolethione.

介绍了杂环化合物咪唑酮和咪唑硫酮类化合物的应用及合成方法.

We have, therefore , in both of the examples above, heterocyclic compounds with " built-in " or latent functionality.

上述两例中的杂环化合物,都具有 “ 固有的 ” 或潜在的官能基.

In this paper , two unsaturated alicyclic nitrogen heterocyclic crownethers were synthesized by phase transfer reaction.

采用相转移催化反应合成了两个不饱和脂环氮杂冠醚.

Application of azides in synthesis of heterocyclic compounds

叠氮化合物在杂环化合物合成中的应用

This Paper focus on recent synthetic development of aza-Wittig reaction in nitrogen heterocyclic and explains some mechanism of the reaction of carbonyl compounds with organic azides and tertiary phosphines.

本文阐述了羰基通过叠氮化物和三价膦形成的亚胺基膦的作用，以氮杂wittig反应的方式，合成含氮杂环化合物的进展。

The Aza-Wittig Reaction in Heterocyclic Synthesis

杂环合成中的氮杂Wittig反应

Studies on Fluorine-Containing Aromatic Heterocyclic Compounds ⅶ. The Syntheses of Fluorine-Containing Aza-, Thia-Dibenzo Crown Compounds

含氟芳杂环化合物的研究&Ⅶ.含氟氮杂、硫杂二苯并王冠化合物的合成

This thesis mainly focused on the synthesis and asymmetric application of N-Ar axially chiral N-heterocyclic carbene ( NHC)-oxazoline ligands.

论文主要研究了氮芳基轴手性氮杂环卡宾恶唑啉配体的合成及其在不对称催化反应中的应用。

A chemical compound in the form of a heterocyclic ring, containing a metal ion attached by coordinate bonds to at least two nonmetal ions.

杂环化学复合物，由一个金属离子与两个或两个以上非金属离子构成配位键。