1) nitrone
硝酮
1.
Theoretical studies on copper(Ⅱ),Zn(Ⅱ)-bisoxazoline catalyzed asymmetric 1,3-dipolar cycloaddition reactions of nitrones with electron-rich alkenes;
Cu(Ⅱ),Zn(Ⅱ)-手性二噁唑啉配合物催化硝酮与烯烃环加成反应立体选择性的理论研究
2.
Discussion on theoretical calculation of 1,3 dipolar cycloaddition reaction between nitrone and halogen ethylene;
硝酮与卤代乙烯1,3偶极环加成反应的理论计算探讨
3.
The synthesis of α,ω-Bis(c-Arylnitrone)-Alkanes:A New Class of Spin Traps;
自旋捕捉剂,α,ω-双(碳-芳基硝酮)烷的合成
3) mesotrione
硝磺酮
1.
The synthesis and weed control efficacy of mesotrione;
硝磺酮的合成与除草效果
2.
This paper discussed the development、structure and activity、 mode of action, characterization of the triketones herbicides sulcotrione and mesotrione, and gives some suggestions of formulation and application.
简要阐述了三酮类除草剂磺草酮与硝磺酮的开发、结构与活性、作用特性、剂型与使用。
3.
This paper reviews the development、 physical and chemical properties,uptake and translocation,metabolism,mode of action and biological performances of mesotrione.
硝磺酮是苗前与苗后用于玉米田的广谱性除草剂,它抑制对羟基苯基丙酮酸双氧化酶(HPPD)并成为玉米杂草治理的新措施。
4) mesotrione
硝磺草酮
1.
Greenhouse pot experiments were conducted to evaluate the joint effect of nicosulfuron + mesotrione and nicosulfuron + cyanazine against Amaranthus retroflexus L.
通过温室盆栽试验,采用Gowing法评价了烟嘧磺隆分别与硝磺草酮、氰草津混用对反枝苋、马唐的联合作用。
2.
Based on studies on wetting and dispersing agents, thickening agents, and formulation optimization, a 15% mesotrione SC with superior performance, high quality and high suspension rate was achieved.
硝磺草酮是一种低毒、高效、作用机制新颖及对环境友好的新型除草剂。
3.
A method for the determination of mesotrione TC by HPLC with methanol and phosphate acid as mobile phase,ZORBAX EXTEND C18 column and DAD detector at 270 nm was introduced.
结果表明,该方法测得硝磺草酮的标准偏差为0。
5) mesotrione
硝草酮
1.
Field studies were conducted to evaluate mesotrione applied postemergence for weed control in corn.
2005年在北京市小汤山进行了田间试验,对硝草酮做茎叶处理的除草效果及对玉米的安全性进行了研究。
2.
The history and present situation of herbicide were summarized, then sulcotrione and mesotrione which were cyclohexanedione-type herbicides were summarized about their synthetic routes,physical and chemical property,action mechanics and toxicity etc with more than ninety references.
本文在查阅文献的基础上,对农药作用及发展做了概述,并对除草剂的历史及研究现状做了重点分析,进而对环己二酮类除草剂磺草酮和硝草酮进行了较为详细的综述,研究了合成方法、物化性质、作用机制及毒性等。
6) Cyclic Nitrone
环状硝酮
1.
Synthetic Studies on Iminosugar Alkaloids via Cyclic Nitrone;
以环状硝酮为中间体的亚胺糖合成
补充资料：N-二丙基亚硝胺,二正丙基亚硝胺
国标编号 ----
CAS号 621-64-7
分子式 C6H14N2O;ONN(CH2CH2CH3)2
分子量 130.19
金黄色液体;沸点 206℃ ，溶解性 溶于乙醇和乙醚;密度：相对密度(水=1)0.9163 稳定性;危险标记 ;主要用途:用于医药和食品分析研究
2.对环境的影响:
毒理学资料及环境行为
急性毒性：LD50480mg/kg(大鼠经口);487mg/kg(大鼠皮下);689mg/kg(小鼠皮下)
致癌性判定：人为可疑性反应，动物为阳性反应。
来源：N-亚硝胺类化合物由亚硝化剂(亚硝酸盐)和胺类在一定条件下，经亚硝化作用生成。在环境中大量存在亚硝基化剂和胺类，例如有机合成，染料、橡胶制造和食品着色防腐中的亚硝酸钠和胺类，化肥中的硝酸铵，废气中排出的氮氧化物等等，这些亚硝胺的前体物质均可在环境中，动物体内，人体内，食品中合成。在面粉、奶酪、烟熏肉、鱼及其他食品中均可检出。合成切削油也可能含有亚硝胺类物质。
3.现场应急监测方法:
4.实验室监测方法:
石油化工废水及污灌蔬菜中N-亚硝基化合物的测定(气相色谱法)，许后效等，《化工环保》，5，296，(1985)
5.环境标准:
美国(1982)N-二正丙基亚硝胺用作水果、蔬菜或其他田间作物的杀虫剂时，其亚硝胺的总浓度必须低于0.05ppm(工业品)
6.应急处理处置方法:
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