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首页> 外文期刊>Journal of liquid chromatography and related technologies >Synthesis and characterization of a C8 stationary phase, bonded with 2-acrylamido-2-methyl-1-propanesulfonic acid, for HPLC
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Synthesis and characterization of a C8 stationary phase, bonded with 2-acrylamido-2-methyl-1-propanesulfonic acid, for HPLC

机译:与2-丙烯酰胺基-2-甲基-1-丙烷磺酸键合的C 8 固定相的合成与表征

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摘要

The silanization/hydrosilation method is used to bond a mixed stationary phase consisting of both octyl (C8) and 2-acrylamido-2-methyl-1-propanesulfonic acid (AMPS) moieties. The intermediates, as well as the final product, are characterized by elemental analysis, diffuse reflectance infrared Fourier transform (DRIFT) spectroscopy, and carbon-13 CP-MAS NMR spectroscopy. The results demonstrate that both the AMPS and C8 groups are successfully bonded on the same silica hydride support material. The final product (C8 + AMPS) is characterized chromatographically and compared to the behavior of the same solutes on both a C8 phase and an AMPS phase.
机译:硅烷化/硅氢化方法用于结合由辛基(C 8 )和2-丙烯酰胺基-2-甲基-1-甲基磺酸(AMPS)部分组成的混合固定相。通过元素分析,漫反射红外傅里叶变换(DRIFT)光谱和碳13 CP-MAS NMR光谱对中间体和最终产品进行表征。结果表明,AMPS基团和C 8 基团都成功地键合在同一氢化硅载体材料上。色谱分析最终产物(C 8 + AMPS),并与相同溶质在C 8 相和AMPS相上的行为进行比较。

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