英语人>词典>汉英 : 三硫化合物 的英文翻译,例句
三硫化合物 的英文翻译、例句

三硫化合物

基本解释 (translations)
trisulfide

更多网络例句与三硫化合物相关的网络例句 [注:此内容来源于网络,仅供参考]

Eleven novel 2-alkylthio-5-(5,7-dimethyl-1,2,4-triazolo[1,5-a]pyrimidine-5-yl)-1,3,4-oxadiazole derivatives (5) and six novel 2-alkylthio-5-(5,7-dimethyl-1,2,4-triazolo[1,5-a]pyrimidine-5-yl)-1,3,4-thia- diazole derivatives (8) have been designed and synthesized by using 5-amino-3-ethoxycarbonyl-1H-1,2,4-triazole as a starting material.

以5-氨基-1H-1,2,4-三唑-3-羧酸乙酯为起始原料,设计合成了11个新型的2-取代硫醚-5-(5,7-二甲基-1,2,4-三唑并[1,5-a]嘧啶基)-1,3,4-恶二唑类化合物(5)和6个新型的2-取代硫醚-5-(5,7-二甲基-1,2,4-三唑并[1,5-a]嘧啶基)-1,3,4-噻二唑类化合物(8)。

It provides a route tothe compounds which contains three functional groups, two carbon-nitrogentriple bonds and one carbon-carbon double bond. In water, metallic indiumpromotes carbon-sulfur bond coupling reaction of aromatic sulfonyl chloride withsuitable organic halides to afford sulfones. In the last chapter, metallic tin mediated allylation of aldimines with allylbromide was revealed.

第三章,我们研究了在水相介质中金属铟促进的烯丙基溴对1,1-二氰基-2-芳基乙烯的Michael加成反应,生成一个含碳碳双键和二个碳氮叁键的三官能团化合物,另外,金属铟在水介质中还可以促进芳基磺酰氯与卤代烃发生碳硫键的偶联,生成砜。

A series of antimony mercaptide compounds which formula are Sb 〓 and Sb S (CH〓〓COOR 〓(R represents an alkyl or aryl, aralkyl, n=0~2) have been synthesized. A new synthetic method has been invented to solve the defect of abroad patent method which has complex technological conditions and singleness intermediate compounds. A new catalyst QL-1 and preactivated antimony trioxide and other means have been used to avoid neutralizing, washing, separating and other procedures of intermediate and simplifing process flow at the same time. According to this new technique, a series of antimony mercaptides and their intermediate products have been synthesized with high yield.

合成了结构为SbS(CH〓〓COOR〓及Sb〓(R为烃基或芳烷基,n=0~2)的一系列硫醇锑化合物,针对国外专利报道的合成工艺存在着工艺条件苛刻,同时需多步完成,操作复杂,而且中间体品种单一的缺陷,发明了一种一步法合成硫醇锑化合物的新工艺,采用QL-1催化剂,且将三氧化二锑预先活化,变固—液相反应为液—液相反应,同时可免除中间体的中和、洗涤、分离等工序,工艺流程简化,产品收率高,且能制得系列硫醇锑产品。

Firstly, 3-ethylthiobutanal was prepared from crotonaldehyde reacting with ethanehiol in triethylamine with high yield. Secondly, methyl acetoacetate was converted to 6-ethylthiohept-3-en-2-one by three steps via hydrolysis, condensation with 3-ethyltio-butanal and dehydration, then 6-ethylthiohept-3-en-2-one was cycloco ndensed with dimethyl malonate by Michael addition and Claisen condensation, followed by saponification and decarboxylation to give the intermediate of 5-(2-ethylthiopropyl)-cyclohexane-1,3-dione.

首先,以巴豆醛与乙硫醇为原料,在三乙胺的催化作用下高收率制得3-乙硫基丁醛;然后从乙酰乙酸甲酯出发,通过碱水解、与3-乙硫基丁醛缩合、脱水三步反应合成6-乙硫基-3-烯-2-庚酮,接着6-乙硫基-3-烯-2-庚酮与丙二酸二甲酯通过Michael加成和Claisen缩合成环,再通过皂化和脱羧反应生成中间体5-[2-丙基]-1,3-环己二酮;再与丙酸酐反应丙酰化,最后与0-3-氯-2-丙烯基羟胺肟化,得到目标化合物烯草酮。

Sulfur-containing compounds were found to be the principal components, of which the major compound was diallyl trisulfide with the content of more than 30%, which is higher than the others in the literature.

用峰面积归一化法对各物质的相对含量进行了测定,结果表明含硫化合物约占挥发油总成分的95%以上,其中含量最高的是大蒜新素,约占挥发油总量的三分之一。

In this study,diallyl sulfides in garlic powder were identified via the introduction of Ag induced-ionization.

烯丙基硫化物由于弱极性不电离,本实验利用Ag+柱后诱导电离对大蒜粉剂中的含硫化合物进行质谱定性,并以二烯丙基三硫醚为参比,对各种二烯丙基含硫化合物进行定量测定。

The study of the forming condition and mechanism of immature oil in eastern Linqing depression reveals that brackish water-brine, abundant sulfur bacteria and sulfocompounds provided favorable conch-lions for the formation of the immature oil. Immature oil was the result of hydrogen-rich sapropel of lower activation energy degraded by sulfur bacteria. T and R of the early hydrocarbon generation of organic matter were 400~435℃ and 0.2%~0.5% respectively, and their values for peak hydrocarbon generaion are 420℃ and 0.35%.

通过对渤海湾盆地临清坳陷东部未熟-低熟油的形成条件及形成机制探讨,总结出沙一段和沙三段的微咸水-咸水介质环境、丰富硫细菌和含硫化合物为临清坳陷东部未熟-低熟油气形成提供了有利条件,证实该区未熟-低熟油气形成是低活化能的富氢腐泥组分受到硫细菌早期低温降解作用的结果,明确该区未熟-低熟烃源岩硫细菌降解的有机质早期生烃阶段的T值为400~435℃,R值为0.2%~0.5%,生油高峰T值为420℃,R值为0.35%左右。

The study of the forming condition and mechanism of immature oil in eastern Linqing depression reveals that brackish water\|brine, abundant sulfur bacteria and sulfocompounds provided favorable conditions for the formation of the immature oil. Immature oil was the result of hydrogen-rich sapropel of lower activation energy degraded by sulfur bacteria. Tmax and Ro of the early hydrocarbon generation of organic matter were 400~435℃ and 0.2%~0.5% respectively, and their values for peak hydrocarbon generaion are 420℃ and 0.35%.

通过对渤海湾盆地临清坳陷东部未熟-低熟油的形成条件及形成机制探讨,总结出沙一段和沙三段的微咸水-咸水介质环境、丰富硫细菌和含硫化合物为临清坳陷东部未熟-低熟油气形成提供了有利条件,证实该区未熟-低熟油气形成是低活化能的富氢腐泥组分受到硫细菌早期低温降解作用的结果,明确该区未熟-低熟烃源岩硫细菌降解的有机质早期生烃阶段的Tmax 值为400~435℃, RO值为0.2%~0.5%,生油高峰Tmax值为420℃,RO值为0.35%左右。

The our company after relates in every way according to the above situation, already from overseas massively purchased the ZX-10 series desulphurization catalyst, has been able to coke with this catalyst technology the sulphonium compounds which the triphenyl contained, the nitrogen compound , the unsaturated compound and very many impurities, the fetid odor and so on removes, after the processing triphenyl always Sulfur content was lower than the petroleum benzene, the smell, the color, was consistent with the petroleum benzene.

目前焦化三苯在工业上使用范围小,销售价格也低于石油三苯。其主要原因是硫、噻吩等杂质含量高、气味重。而现在国际、国内焦化三苯、汽油、柴油等产品脱硫提纯去杂质的工艺均采用高压催化加氢法处理,该工艺设备投资巨大。根据以上情况我公司经多方联系,现已从国外大量购进ZX-10系列脱硫催化剂,用本催化剂技术已能将焦化三苯所含的硫化合物、氮化合物、不饱和化合物及很多杂质,臭味等脱除,处理后的三苯总硫含量低于石油苯,气味、颜色,均与石油苯一致。

Ten novel derivatives of 1-phenyl-5-[5-(substituted anilinocarbonylmethylthio)-4-phenyl-1,2,4- triazol-3-ylmethylthio]-tetrazole were synthesized rapidly in high yields by the reaction of N--2-chloryacetanilide (3) with 1-phenyl-5-(5-mercapto-4-phenyl-1,2,4-triazol-3-ylmethylthio)-tetrazo- le (2) under microwave irradiation and phase transfer catalysis conditions.

采用微波和相转移催化法通过1-苯基-5-(4-苯基-1,2,4-三唑-5-巯基-3-甲硫基)四唑(2)与2-氯乙酰芳胺(3)反应高效、快速地合成了10种尚未见文献报道的1-苯基-5-[5--4-苯基-1,2,4-三唑-3-甲硫基]四唑。其结构经IR,1HNMR,13CNMR和元素分析表征。生物活性实验结果表明,该类化合物在较低浓度下部分化合物对小麦芽有很好的促进作用

更多网络解释与三硫化合物相关的网络解释 [注:此内容来源于网络,仅供参考]

benzyl chloride:氯

6.含硫碳氢化合物:硫醇、烷基苯磺酸盐(ABS)、硫尿(thiourea)2.芳香族卤素类化合物:氯苯、苯甲氯(benzyl chloride)等. 三、以上塑胶容器材质可为聚乙烯(PE)、聚丙烯(PP)、聚氯乙烯(PVC)、高密度聚乙烯(HDPE)等. 为提高贮存之安全性建议采用高密度聚乙烯桶为贮存容器.

phosphorus oxychloride:三氯氧磷

trichloride)、三氯硫磷(Phosphorus thiochloride)和三氯氧磷(Phosphorus oxychloride)等]的浓度. 本标准是总结、归纳和改进了原有的标准方法后提出. 这次修订将同类化合物的同种监测方法和不同种监测方法归并为一个标准方法,并增加了长时间采样和个体采样方法.

sulfuryl fluoride:(二二四) 氟化硫醯

(二二三) 四氟化硫 Sulfur tetrafluoride | (二二四) 氟化硫醯 Sulfuryl fluoride | (二二五) 碲及其化合物 Tellurium and its compounds

phosphorus trichloride:三氯化磷

本标准是为工作场所有害因素职业接触限值配套的监测方法,用于监测工作场所空气中无机含磷化合物[包括五氧化二磷(Phosphorus pentoxide)、五硫化二磷(Phosphorus pentasulfide)、黄磷(Yellow phosphorus)、磷化氢(Phosphine)、三氯化磷(Phosphorus trichloride)、三氯硫磷(Pho

phosphorus thiochloride:三氯硫磷

trichloride)、三氯硫磷(Phosphorus thiochloride)和三氯氧磷(Phosphorus oxychloride)等]的浓度. 本标准是总结、归纳和改进了原有的标准方法后提出. 这次修订将同类化合物的同种监测方法和不同种监测方法归并为一个标准方法,并增加了长时间采样和个体采样方法.

triterpene:三萜烯

trisulfide 三硫化合物 | triterpene 三萜烯 | trithionic acid 连三硫酸

garlic oil:大蒜油

大蒜油(garlic oil) 来源:百合科多年生宿根草本(大)蒜(Alluim satvium L.)的鳞茎. 主要成分:含有大蒜素、阿霍烯、二烯丙基化二硫化合物、二烯丙基化三硫化合物含硒化合物、 类等30多种活性成分. 功能介绍:大蒜油被现代科学证实对维持健 ...