本文报导用低价钛盐还原偶联芳酮为烷烃的反应。
The paper reports the reductive coupling of aromatic ketones to alkanes by low-valent titanium salt.
乙苯及其衍生物的侧链氧化制备芳酮的方法越来越受到重视。
More and more attention has been paid to the oxidation of the side chain on the ethylbenzene and its derivatives.
在有机化学中,将苄卤和苄醇氧化成芳醛或芳酮是一类非常重要的反应。
In organic chemistry, the oxidation of benzyl halides and benzyl alcohols to aromatic aldehydes and aromatic ketones is an important reaction and of great significance both in theory and in practice.
此外,乙苯及其衍生物的侧链亚甲基氧化制备芳酮的反应也具有很广阔的应用前景。
In addition, the oxidation of the side chain on alkybenzene is a promising route to get ketone product.
在有机合成中,芳环化合物的氯甲基化和将苄基卤氧化成芳醛或芳酮是一类极其重要的反应。
In organic synthesis, chloromethylation of aromatic compounds and oxidation of benzylic halides to aromatic aldehydes or aromatic ketones are extremely important reactions.
报道了一种可溶性可控交联聚芳醚酮(CCPAEK)热塑性复合材料的制备方法。
The forming process of a thermoplastic Controllable Crosslinking Poly(Aryl Ether Ketone)(CCPAEK) matrix composite was reported in this paper.
提出了一种合成芳基氟喹诺酮抗菌剂二氟沙星和替马沙星的新方法。
A new synthetic method for preparing two arylfluoroquinolone antimicrobial agents, difloxacin and temafloxacin, was reported.
报道了两类除草剂芳氧苯氧丙酸酯(APP)和环己二酮(CHD)的四种主要的除草作用机制。
Four main mechanisms of the action of aryloxyphenoxypropionate (APP) and cyclohexanedione (CHD) herbicides have been reported.
研究发现环状聚芳醚酮齐聚物熔融温度低,熔体粘度小,具有良好的流动性,十分有利于充模成型及浸渍增强纤维。
The melt viscosity of the cyclic oligomer is very low which is necessary to impregnate the carbon reinforcement well.
对芳香酮的溴化产物和芳硫醚谱图进行分析,叙述了原料的合成过程,并对合成结果进行讨论。
Analyzes on the spectras of bromide and aromatic sulfide, describes synthesis process of material and discusses the composite result.
用挤出方法制备了新型聚芳醚酮(PEK-C)和聚醚醚酮(PEEK)共混物。对共混体系的相容性、转变、结晶结构及力学性能等进行了研究。
The compatibility, crystalline structure, transitions and some mechanical properties of PEK-C/PEEK blends were studied by DMS, DSC, X-ray diffraction and Instron.
各种含有酮或醛的芳基三氟甲磺酸酯在催化量的钯和膦配体的存在下与胺或酰胺发生取代反应。
Various aryl triflates, bearing ketone or aldehyde groups, were evaluated for palladium-mediated introduction of an amino group at the triflate position in the presence of various phosphine ligands.
以取代的芳基酮为原料,合成了一系列6,6 -取代芳基富烯,这些富烯都经过了核磁共振、元素分析、质谱和红外光谱的鉴定。
Some new 6, 6-diaryl fulvenes were synthesized from the diaryl ketones. Their structures were characterized by ir, 1h NMR, MS spectra and elemental analysis.
用1%的氢氧化钠水溶液处理带有芳酰氧基的1,3 -丙二酮衍生物可以直接得到A环带有羟基的黄酮化合物。
Treatment of 1, 3-diketones containing benzoyloxy group in 1% aqueous sodium hydroxide can afford directly the corresponding ring-A hydroxylated flavone.
用1%的氢氧化钠水溶液处理带有芳酰氧基的1,3 -丙二酮衍生物可以直接得到A环带有羟基的黄酮化合物。
Treatment of 1, 3-diketones containing benzoyloxy group in 1% aqueous sodium hydroxide can afford directly the corresponding ring-A hydroxylated flavone.
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