Zobrazeno 1 - 10
of 39
pro vyhledávání: '"Edward D. Ramsey"'
Publikováno v:
The Journal of Supercritical Fluids. 199:105957
Publikováno v:
Journal of Chemical & Engineering Data. 65:153-159
The solubility of chloramphenicol in pure supercritical fluid carbon dioxide (SF-CO2) has been determined using a continuously stirred supercritical solubility vessel (SSV) directly interfaced with...
Publikováno v:
TrAC Trends in Analytical Chemistry. 146:116479
Supercritical fluid chromatography (SFC) continues to gain traction with an expanding range of compounds including polar species becoming amenable to this technique. In addition, the use of supercritical fluids to develop new processes and applicatio
Publikováno v:
The Journal of Supercritical Fluids. 179:105419
Aniline and phenylethylamine react with 4-nitrobenzenesulfonyl chloride in 4% acetone modified supercritical fluid carbon dioxide (SF CO2) to produce nitro-sulfonamide products via N S bond formation. Solubility measurements of reactants and products
Publikováno v:
Chromatographia. 81:1257-1267
The operation of a SFC–MS system has been improved. The SFC–MS interface uses a post-column make-up flow of liquid whose supply line to the SFC–MS interface mixing tee is equipped with an injection valve. Prior to analysis, this arrangement per
Publikováno v:
The Journal of Supercritical Fluids. 133:372-382
The progress of acetylation reactions of 4-aminophenol and 2-aminophenol in acetonitrile modified SF-CO2 or pure acetonitrile were monitored using on-line SFC or a non-conventional type of on-line normal phase liquid chromatography. For each reaction
Publikováno v:
Journal of Chemical & Engineering Data. 63:651-660
A continuously stirred high pressure solubility vessel has been directly interfaced online to a supercritical fluid chromatography (SFC) system using a single valve recirculation interface. The recirculation pump built into the interface maintains a
Publikováno v:
Chromatographia. 80:1179-1188
A high-pressure photochemical reaction cell operated with a magnetic stir drive has been directly interfaced on-line with either SFC or HPLC. The interface consisted of an oven housing a recirculation pump directly connected to a sample injection val
Publikováno v:
Journal of Chemical & Engineering Data. 62:1530-1537
A high pressure vessel equipped with continuous magnetic stirring has been interfaced directly online with supercritical fluid chromatography (SFC). The interface consists of an oven housing a recirculation pump that maintains a constant flow of supe
Publikováno v:
The Journal of Supercritical Fluids. 115:17-25
An interface has been developed that enables the direct coupling of a continuously stirred high pressure vessel with on-line supercritical fluid chromatography (SFC). The system provides a rapid means to determine the solubility of organic compounds