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A series of MnCeOx catalysts supported on cordierite honeycomb (Cord) were prepared by a combustion synthesis method usi......
Both enantiomers of fluoxetine were synthesized in five steps from ethyl benzoylacetate(1)using microbial-chemical appr......
Sinopec Corp (SH:600028,HK:0386) expands its Luoyang refineryto 10 million t/a with the official operation of the 2.6 m......
A series of VOx-TiOx/SBA-15 catalysts was prepared by the grafting method. The catalysts were characterized by different......
Four coumarin derivatives(4a―4d) with different alkoxy chains were synthesized. It was found that compound 4d showed a ......
2-(羟乙氧基)乙基-4,4'联吡啶与α,α'-二(溴甲基)-2,2'-联吡啶在乙腈中,油浴50 C反应三天,得到标题化合物,产率为45%......
在微波辐射条件下，考察了甲苯选择氧化过程中催化剂床层温度、Ｏ２／甲苯比、原料气总空速、Ｖ２Ｏ５担载量和添加氧化物助剂等条件对Ｖ２Ｏ５／ＴｉＯ２催化剂活性的......
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采用水热晶化法合成了全硅β分子筛,并以此为载体制备了堇青石/Pd整体催化剂；采用XRD、N2吸附-脱附和SEM等技术对催化剂进行了表征；......
（MeCp）<sub>2</sub>ZrCl(&-C<sub>10</sub>H<sub>7</sub>COO)has five-coordinate bentzirconocene in which the-naphthoyloxyis a ......
合成了两个标题化合物，运用元素分析、IR、UV、摩尔电导、ES—MS等方法进行了表征。均相催化法研究了铜配合物在室温条件下催化过氧......
研究了硅钨酸对甲苯硝化反应的催化活性。通过气相色谱研究了诸如催化剂用量、催化剂焙烧温度、硝化反应时间、硝化反应温度及催化......
采用介质阻挡放电产生的非平衡态等离子体对含有易挥发性有机化合物甲苯的空气进行了处理。甲苯体积分数为０．２６％的空气（１０１３２５Ｐａ）放电１ｓ，可使其中的甲......
建立了顶空液相微萃取-气相色谱质谱法测定饮料中苯和甲苯的方法。在对顶空液相微萃取（head-space liquid-phase microextraction，HS......
