Taking pyromellitic dianhydride and thionyl chloride as raw key material, 2,5-bis(methoxycarbonyl)terephthaloyl chloride was synthesized.
以氯亚矾及均苯四甲
酐为主要原料通过酰氯法
成了对位均苯二甲酯二酰氯。
Taking pyromellitic dianhydride and thionyl chloride as raw key material, 2,5-bis(methoxycarbonyl)terephthaloyl chloride was synthesized.
以氯亚矾及均苯四甲
酐为主要原料通过酰氯法
成了对位均苯二甲酯二酰氯。
Cyclopropane carbonyl chloride is an important intermediate.
环丙甲酰氯是一种重要的中间体。
The best reaction condition are determined when synthesizing dibutyl maleate by using sloid chloride as catalyst.
提出了以固体氯物为催
成马来
二丁酯的最佳反应条件。
Long-term intracerebroentricular infusion of potassium chloride preents the deelopment of deoxycorticosterone–salt hypertension.
长期脑室内输注氯钾会预防脱氧皮质酮-
高血压的产生。
Synthesis of ethyl iso nicotinate using BTEAC (benzyl triethyl ammonium chloride) as phase transfer catalyst was studied.
以BTEAC(苄基三乙基氯铵)为相转移催
成了异烟
乙酯。
Preparation of ethylene bis stearamide using stearyl chloride and ethylenediamine (EDA) as raw materials has been studied.
研究了以乙二胺和硬脂酰氯为原料制备乙撑双硬脂酰胺的反应,讨论了原料配比、反应时间、反应温度的影响。
The high-effective water treatment agent-polyaluminium chloride is produced by industrial aluminiferous waste slag.
利用工业含铝废渣生产高效水处理聚
氯
铝。
N-oleoyl alanine was prepared by the reaction of alanine with chlorides under alkali solution.
将油酰氯和丙氨
在碱性溶液中反应制备N-油酰基丙氨
。
Chloroform being solvent,under bath heat,4 hydroxymethyl caged bicyclic phosphate acylated with pentanoyl chloride and hexanoyl chloride dividedly.
用氯仿作溶,在浴温条件下,4羟甲基笼状双环磷
酯分别与戊酰氯、己酰氯发生酰
反应。
N,N-diethylaniline was synthesized from aniline with bromoethane using tetraethylammonium chloride as phase transfer catalyst under atmospheric presure.
用四乙基氯胺作相转移催
可在常压下由苯胺和溴乙烷
成N,N-二乙基苯胺。
Several production methods,market demands and development of sulfinyl chloride are introduced in this paper.
本文介绍了氯亚砜的生产方法、市场需求及发展前景。
Tartrate solution and zirconyl chloride were used as the matrix modifier for coating graphite tube.
采用酒石-锆复
溶液作基体改进
,锆涂层热解石墨管为原子
器。
The various effects on synthesis of N-methyl-carbamyl chloride were studied.Temperature is most important one.
介绍了影响N-甲氨基甲酰氯成的各种因素,其温度是主要影响因素。
Levocetirizine Dihydrochloride was prepared from benzoyl chloride by acidylation,hydrogenation,cyclization with an overall yield of 8.05%.
以苯甲酰氯为原料,经酰,还原,环
等反应
成左旋西替利嗪
,反应总收率为8.05%。
Cuprous chloride is an important inorganic fine chemical product,which was produced by nantokite reduction method.
[摘要] 氯亚铜是一种重要的无机精细
工产品。
This paper reviews the research and development of phosgene Derivates,including diphenyl ketone,chlorocarbonate,isocya-nate,acyl chloride and carbonates.
本文综述了光气下游精细学品的开发及生产进展,包括二苯甲酮类、氯代甲酯类、异氰
酯类、酰氯类、碳
酯类
物。
Content : mimimum 99.0 per cent of mercurous chloride (Hg 2 Cl 2 ).
本品含氯亚汞(Hg 2 Cl 2 )不得少于99.0%。
The propionyl chloride was found to be the appropriate acylating agent in terms of the cost.
通过成本比较,认为丙酰氯是适的酰
。
Some advice regarding chlorinity expressing measure and assessment method in the chloride ion permeability test is proposed.
并对混凝土氯离子渗透性试验的氯离子浓度表示和评价方法提出建议。
This article is a study of methylene chloride as a substitute for trichloro-fluoromethane in producing flexible polyurethane foam.
讨论了用二氯甲烷替代一氟三氯甲烷进行软质聚氨酯泡沫塑料的生产。
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