钯与碳—卤键的氧化加成;
与氯代烯烃或芳烃相反,氯代膦烯与零价钯的氧化加成反应可以在温和条件下进行。
On the contrary to the vinyl and aryl chlorides, the oxidative addition reaction of zerovalent palladium to chloro-substituted phosphaalkenes proceeded smoothly under mild conditions.
在过去的几年,一些轮胎制造商照例在制造轮胎的混合物中加入聚酯,玻璃纤维和二氧化硅材料。 为了增加成品的耐久性。
Over the past few years, some tyremakers have routinely added polyester, fibreglass and silica particles to the mix used to make tyres, in order to increase the durability of the finished item.
与水、活性氢、醇、酚、胺、酰胺、羧酸、烯烃、醛、酮、酯加成得到的新化合物,可作脱水剂和氧化剂使用。
Many new compounds can be obtained by addition with water, hydrogen, alcohols, phenols, amines, amides, carboxylic acids, olefins, aldehydes, ketones, esters, etc.
本文报导了取代芳腈氧化物和对乙酰氨基苯磺酰胺的加成反应。
The addition reaction of substituted phenyl nitrile oxide and p-Acetaminobenzenesulfamide were reported.
过氧化脲是过氧化氢和尿素的加成化合物。
Urea peroxide is the additive compound of hydrogen peroxide and urea.
方法:通过亲核取代、还原、氧化、亲核加成等反应得到目的化合物。
METHODS: Electrophilic substitution, reduction, oxidation and nucleophilic addition reaction were used in the synthesis of title compounds.
本文综述了应用手性高分子试剂和催化剂对潜手性化合物通过不对称氧化、还原、烷基化、加成反应进行不对称合成的进展情况。
This review deals with the recent progress in asymmetric synthesis using chiral polymeric reagents and catalysts for oxidation, reduction, alkylation and addition of prochiral compounds.
通过研究在单核加成的基础上提出了催化剂、底物和氧化剂间生成双核加合物的反应机理。
Formation of a dinuclear complex involving the oxidant, catalyst and the substrate has been proposed in the reaction mechanism.
用过渡态理论和AM 1方法,对8-二甲基- 7-甲氧基- 5 -烯-壬腈氧化物分子内环加成反应机理进行了研究。
The reaction mechanism of 8-dimethyl-7-methoxy-5-ethenyl-nonanenitrile oxide cycloaddition has been studied with the molecular orbital AM1 method and transition state theory.
通过机理分析和对不同引发条件下的自由基加成反应的比较,认为过氧化物引发自由基加成反应制备六氟丁醇具有工业化前景。
According to the discussion of reaction conditions using different initiations, it was believed that peroxide-initiated free-radical addition reaction was a promising method by mechanism analysis.
用过渡状态理论和量子化学AM1方法,对4 甲基5 烯庚腈氧化物环加成反应机理进行了研究。
The reaction mechanism of 4-methyl-5-ethenyl-heptanitril e oxide cycloaddition is studied with the molecular orbital AM1 method and transit ion state theory.
用过渡状态理论和量子化学AM1方法,对4 甲基5 烯庚腈氧化物环加成反应机理进行了研究。
The reaction mechanism of 4-methyl-5-ethenyl-heptanitril e oxide cycloaddition is studied with the molecular orbital AM1 method and transit ion state theory.
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