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用法例句

Optimal revamping of phosgene-recirculation system in TDI production;

TDI生产光气循环系统的优化改造

Study on optimal modification of phosgene-deprivation system in TDI production;

甲苯二异氰酸酯生产脱光气系统的优化改造

Research and Application of Triphosgene Instead of Phosgene for Synthesizing Compounds;

三光气代替光气合成系列化合物的研究和应用

The former was prepared starting from trifluiormethoxy aniline and carbonyl chloride.

本文采用对三氟甲氧基苯胺与光气反应制备异氰酸酯,再与邻氯苯甲酰胺反应合成杀虫隆,反应条件温和,易于工业化,产品成本低,三废排放少。

Carbonochloridothioic acid s-ethyl ester is synthesized by carbonyl chloride and ethyl mercapta

由光气与乙硫醇合成氯甲酸乙硫醇酯。

Dichlorphenyl isorcyanate is synthesised by carbonyl chloride and 3,4-dichlorocaniline.

由光气与3 ,4 -二氯苯胺合成3,4 -二氯苯基异氰酸酯 ,收率≥90%。

Application of AVO techniques to reservoirs prediction of oolitic beach facies in Puguang gas field;

AVO技术在普光气田鲕滩储层预测中的应用

Application of Single Point Method for Productivity Forecast in Puguang Gas Field and Its Improvement;

“一点法”在普光气田产能预测中的应用与改进

Distribution and accumulation of materials in shoal-reef compound gas deposits and reservoir characteristics——A case study of the Changxing-Feixian Formation in the Puguang gas field, northeastern Sichuan;

礁滩复合型气藏物质聚集分布及储层特征研究——以川东北地区普光气田长兴组—飞仙关组为例

Then it was converted to carbamoyl chloride by treating it with bis(trichloromethyl)carbonate in toluene.

2,4-二硝基苯胺与乙酰硝酸酯反应生成N-硝基-2,4,6-三硝基苯胺,N-硝基-2,4,6-三硝基苯胺与固体光气在甲苯中反应,生成酰氯中间体,酰氯中间体再与取代苯胺反应得到7种含N-硝基的不对称脲类化合物,产物经IR、1HNMR、质谱、元素分析表征。

It was produced by the chemical reaction of γ-butyrolactone as an orginal material, reacted with bis(trichloromethyl)carbonate and isopropanol et al.

以γ-丁内酯为起始原料,通过与固体光气、异丙醇等原料反应,经过酯化、环合、水解等步骤,合成出含量大于98。

It was produced by the chemical reaction of 2,4,6-trichloro- phenol as an orginal material,reacted with 1,2-dichloroethane, propylamine, bis(trichloromethyl)carbonate and imidazole one by one.

主要介绍了在咪鲜安合成中使用固体光气取代光气的合成新方法。

Improved synthesis of mepivacaine hydrochloride by triphosgene;

三光气法合成盐酸甲哌卡因的工艺改进

Synthesis of copolycarbonate by triphosgene and bisphenol S/bisphenol A;

三光气法合成双酚S/双酚A共聚碳酸酯

Synthesis of Bupivacaine Hydrochloride by Triphosgene;

三光气法合成盐酸布比卡因