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STUDIES ON THE ORGANOSILICON REACTIVE INTERMEDIATES——Ⅳ.GENERATION AND REACTION OF CYCLOPROPYLPHENYLS
In the chemistry of silylene and carbene,owing to the special abilities of cyclo-propyl containing silylenes and carben......
Deprotection of t-Butyldimethylsiloxy (TBDMS) Protecting Group with Catalytic Copper (II) Chloride D
t-Butyldimethylsilyl (TBDMS) ether can be cleaved upon refluxing in acetone/H_2O (95: 5) in the presence of a catalytic ......
Objective:To determine the adult emergence inhibition(EI) and adulticidal activities of hexane,chloroform,ethyl acetate,......
During the etherification of 1,2-O-isopropylidene-4,6-di-O-benzyl myo-inositol, the specific regioselectivity on 3- or ......
A green and efficient oxidation of benzylic alcohols using H_2O_2 catalyzed by Montmorillonite-K10 s
Primary and secondary benzylic alcohols were oxidized to the corresponding carbonyl compounds in good to high yields by ......
[Objective] To establish the fingerprint chromatograms of RADIX ZANTHOXYLI from Guangxi area in China by liquid chromato......
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建立重组人白细胞介素-2中乙腈残留量的顶空气相色谱测定方法.采用聚乙二醇-20000石英毛细管柱（30 m×0.25 mm×0.25μm）,高......
应用毛细管气相色谱分析那格列奈中有机溶剂丙酮、二氯甲烷、吡啶的残留量.采用弹性石英毛细管柱FFAP(50 m×0.22 mm,膜厚0.2 ......
本文报导了丙酮在10种不同溶剂中的红外光谱,并从溶剂的折射率(n)、介电常数(ε)和溶剂的极性参数〔E_T(30)〕等三个方面研究了丙......
从吴茱英[Evodia rutaecarpa(Juss.)Benth．]果实分离得到6种吲哚喹哇唑啉生物碱，吴茱英次碱(rutaccarpine,1)，吴茱英碱(evodiamine,2)......
提出了一种分析丙烯腈中微量杂质的大孔径ＯＶ－１０１和ＯＶ－１７ ＳＣＯＴ串联柱及毛细管进样系统。结果表明串联柱具有寿命长和分离效率高的特点，定量分析误差......
叶绿素测定是生物监测及水质评价中估算藻类生物量的重要指标。以超声波破碎藻细胞，以热乙醇为萃取剂测定浮游植物叶绿素a的含量，并......
