The effect that isopropyl xanthogen ethyl formate is synthesized with isopropyl xanthate under differ condition has been studied.
考察了不同条件对异黄药合成异
黄原酸
酸乙酯的影响。
The effect that isopropyl xanthogen ethyl formate is synthesized with isopropyl xanthate under differ condition has been studied.
考察了不同条件对异黄药合成异
黄原酸
酸乙酯的影响。
BMI resin systems modified by allyl methylphenol ether,allyl methylphenol, allyl methol phenol and diallyl bisphenol A, respectly have been studied.
对以烯酚醚、烯
酚、烯
酚和二烯
双酚A改性BMI所得树脂体系进行了研究。
Objective:To study the antifungal activity of triazole alcohols by introduction of cyclopropyl as side chain.
研究具有环结构的三唑醇类
合物的抗真菌活性。
Last year in Germany found in different sportswater isopropylation photics tons of ketone (ITX) of microamounts.
去年在德国发现不同的饮料中有异噻吨酮(ITX)的微量残余。
And diallyl tetrasulfide was synthesized by the reaction of sulfur monochloride with allyl mercaptan with a yield of 81.
以一氯硫和烯
硫醇为原料合成了二烯
四硫,产率为81。
And diallyl tetrasulfide was synthesized by the reaction of sulfur monochloride with allyl mercaptan with a yield of 81.0%.
以一氯硫和烯
硫醇为原料合成了二烯
四硫,产率为81.0%。
The reactive surfactant, sodium allyl hydroxyalkyl sulphonate(SAHS) was applied as modifying agent to polymerize elastic acrylic emulsion.
使用烯羟烷
磺酸钠(SAHS)作为可聚合乳
剂,改性合成了弹性
烯酸酯乳
。
Objective:To develop a GC-MS approach for the determination of tripropyltin(TPrT),tributyltin(TBT) and triphenyltin(TPhT) in fish.
水产品中三
锡、三丁
锡和三苯
锡的气相色谱-质谱(GC-MS)分析方法。
A retrospective analysis was carried out in 10 antineutrophil cytoplasmic antibody (ANCA) positive patients treated with propylthiouracil (PTU).
回顾性分析10例硫氧嘧啶(PTU)相关的抗中性粒细胞胞浆抗体(ANCA)阳性患者的临床资料。
Methyl 1 phenyl Propanone was synthesized with benzene and iso butyryl chloride by using anhydrous aluminium trichloride as catalyst.
由苯与异丁酰氯在无水三氯铝作催
剂的条件下制备苯
异
酮。
It presented the synthetic methods as well as experiment results of brominated or chlorinated propyl antimonites and its intermediate propenyl anti-monite.
介绍了溴(氯)代亚锑酸酯及其中间体烯
亚锑酸酯的合成方法及应用试验结果。
The water-soluble tripolymer of maleic anhydride(MA), sodium allylsufonate(SAS)and acrylamide(AM) was prepared with water as solvent and persulfate as initiator.
用水作溶剂、过硫酸盐为引发剂,以马来酸酐(MA)、烯磺酸钠(SAS)和
烯酰胺(AM)为单体,通过溶
聚合制备了水溶性高分子MA-SAS-AM。
Four new materials,such as carbon suspension,sodium sulfonate of polyoxyethylene allyl glycidyl nonyl phenyl ether,vanillyl alcohol,vanillin,etc,in lead-acid storage batteries were reviewed.
综述了铅酸蓄电池用碳素悬浊的制备与作用方式以及在铅酸蓄电池使用聚氧
乙烯烯
缩水甘油
壬
苯醚的硫酸酯钠盐、香草醇和香草醛的目的及作用机理。
A new method for the synthesis of 1 methyl 3 propylpyrazole 5 carboxlic acid from 2 pentanone and diethyl oxalate is reported.
以2-戊酮和草酸二乙酯为起始原料,经缩合、与肼环合、水解等三个步骤合成了1-
-3-
吡唑-5-羧酸。
This paper uses orthogonal experiment to research on the synthesis technique of pseudo-ally lionone from citral and allylacetone. The product structure had analysed by IR.
利用正交试验法对柠檬醛和烯酮合成假性烯
紫罗兰酮的工艺进行了研究,并用红外光谱对产品进行了结构分析和鉴定。
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