✦ LIBER ✦

Histidine-functionalized silica and its copper complex as stationary phases for capillary electrochromatography

✍ Scribed by Tse-Shien Chen; Chuen-Ying Liu

Publisher: John Wiley and Sons
Year: 2001
Tongue: English
Weight: 125 KB
Volume: 22
Category: Article
ISSN: 0173-0835
DOI: 10.1002/1522-2683(200107)22:12<2606::aid-elps2606>3.0.co;2-i

No coin nor oath required. For personal study only.

📜 SIMILAR VOLUMES

Physically adsorbed chiral stationary ph

Physically adsorbed chiral stationary phase of avidin on monolithic silica column for capillary electrochromatography and capillary liquid chromatography

✍ Zhen Liu; Koji Otsuka; Shigeru Terabe; Masanori Motokawa; Nobuo Tanaka 📂 Article 📅 2002 🏛 John Wiley and Sons 🌐 English ⚖ 131 KB 👁 2 views

Enantiomer separations of phenylephrine

Enantiomer separations of phenylephrine and synephrine by capillary electrochromatography on bare silica stationary phase using hydroxypropyl-β-cyclodextrin as a mobile phase additive

✍ Wei Wei; Guoan Luo; Rong Xiang; Chao Yan 📂 Article 📅 1999 🏛 John Wiley and Sons 🌐 English ⚖ 139 KB 👁 2 views

The feasibility of enantiomer separation by capillary electrochromatog-Ž . Ž . raphy CEC was shown on 75-m i.d. capillary columns packed with 3-m bare w Ž . silica packings. Racemic phenylephrine 3-hydroxy-␣methylaminomethyl benzyl x w Ž . x alconhol and synephrine 4-hydroxy-␣-methylaminomethyl ben

New Stationary Phase Prepared by Immobil

New Stationary Phase Prepared by Immobilization of a Copper-Amine Complex on Silica and Its Use for High Performance Liquid Chromatography

✍ Silva, Cesar R. ;Jardim, Isabel C. S. F. ;Airoldi, Claudio 📂 Article 📅 1999 🏛 John Wiley and Sons 🌐 English ⚖ 91 KB 👁 2 views

Chromatographic silica (10 lm) was chemically modified with the silylating agent: [3-(2-aminoethyl)aminopropyl]trimethoxysilane (AEAPTS). The reaction product was characterized by elemental analysis and infrared and 13 C and 29 Si NMR spectra. The chemically modified silica was treated with Cu(II) i

Electrically driven microseparation meth

Electrically driven microseparation methods for pesticides and metabolites: III. Capillary electrochromatography with novel silica-based stationary phases having a surface-bound surfactant moiety

✍ Changming Yang; Ziad El Rassi 📂 Article 📅 2000 🏛 John Wiley and Sons 🌐 English ⚖ 202 KB 👁 1 views

A silica-based stationary phase with surface bound silylpropyl trialkylammonium functions was introduced and evaluated in the capillary electrochromatography of alkylbenzenes and pesticides. This stationary phase is referred to as octadecyldimethyl(3-trimethoxysilylpropyl) ammonium-silica (ODAS) and