1) B-and N-containing heterocyclic compound
硼化含氮杂环衍生物
2) N-containing heterocyclic compounds and their derivatives
含氮杂环衍生物
1.
The lubricating oil additives of N-containing heterocyclic compounds and their derivatives have attracted more and more attention in the past ten years.
为了推动其更快发展，对几种类型含氮杂环化合物及其衍生物用作多功能润滑油添加剂的研究发展现状作了概述与讨论，从含氮杂环衍生物添加剂的种类和分子结构着眼，重点阐述了它们的摩擦学性能与分子结构之间的关系，以及杂环母核和取代基中硫、磷、硼、氯等元素对其摩擦磨损性能的影响，并对含氮杂环化合物及其衍生物的减摩抗磨作用机理进行了探讨，同时还对这个领域今后如何开展研究工作提出了一些看法和建议。
3) nitrogen-containing heterocyclic compound
含氮杂环及其衍生物
1.
N-Oxidation of nitrogen-containing heterocyclic compounds is an important reaction for synthesizing many fine chemical products, such as those used everyday life, medicine and agriculture, and selectivity of the reaction is higher for oxidizing only on the nitrogen in heterocycle.
含氮杂环及其衍生物中的N 氧化反应是合成许多精细化工产品 ,如日用化学品、医药、农药的重要反应 ,但该反应选择性较高 ,只要求在杂环氮上进行氧化而不影响分子其它部位 。
4) Azacycloalkane derivatives
氮杂环烷衍生物
5) nitrogen heterocyclic compounds
含氮杂环化合物
1.
Based on analysis of degradation and transformation of organic compounds in coke plant wastewater through every stage of the A 1 A 2 O biofilm system,several typical nitrogen heterocyclic compounds (pyridine,indole,quinoline,isoquinoline,2\|methyl quinoline and 8\|hydroxyl quinoline) in coke plant wastewater were selected for the study.
在对焦化废水中有机物在A1 A2 O生物膜系统中降解转化规律进行分析的基础上 ,选取焦化废水中 6种主要的含氮杂环化合物 :吡啶、吲哚、喹啉、异喹啉、2 甲基喹啉、8 羟基喹啉 ,与苯酚共同配制成溶液 ,在A1 A2 O生物膜系统中运行 ,结果表明上述几种含氮杂环有机物在A1 A2 O系统中都可得到较完全的去除 。
6) nitric heterocyclic compound
含氮杂环化合物
1.
a-keto hemithioacetal has two electric-philic centers, which can react with compounds with two amino groups such as aminocarbazide and thiosemicarbazide to form a new kind of nitric heterocyclic compound.
α-羰基-硫代半缩醛具有两个亲电中心,利用它和含有两个氨基的化合物氨基脲、氨基硫脲反应合成了一类新型的含氮杂环化合物。
补充资料：乙氧基化-1-氮杂环丙烷的均聚物
CAS: 68130-99-4
中文名称: 乙氧基化-1-氮杂环丙烷的均聚物
英文名称: Aziridine, homopolymer, ethoxylated
Aziridine,homopolymer,ethoxylated
中文名称: 乙氧基化-1-氮杂环丙烷的均聚物
英文名称: Aziridine, homopolymer, ethoxylated
Aziridine,homopolymer,ethoxylated
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条