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Pertaining to enantiomerism.
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References in periodicals archive ?
12] * [ee.sub.s] = substrate enantiomeric excess; [ee.sub.p] = product enantiomeric excess
In our investigations, we have employed parallel reaction techniques to determine the influence of various parameters (temperature, concentration of substrate, additive and catalyst) on product yield and enantiomeric excess for the catalytic and stoichiometric epoxidation of cis-[beta]-methylstyrene.
Hutt, "Stereospecific analysis and enantiomeric disposition of 3,4- methylenedioxymethamphetamine (Ecstasy) in humans," Clinical Chemistry, vol.
We therefore developed a reliable, robust, and simple SID LC-MS/MS method for the enantiomeric analysis of D- and L-2-HG in urine.
Although the first compounds oxidized by these chemists were natural enantiomeric compounds, their work cannot be considered as a beginning of asymmetric Baeyer-Villiger reaction (Fig.
In addition, an enantioselective analysis of some of the chiral terpenes present in the fruit fibre samples was performed and their enantiomeric ratios were compared to those reported in the literature, in order to determine possible variations caused by the processing to which the fruit was subjected in the juice industry.
D-la shows an intermediate behavior, since it is which suffers less migration over time due to the plausible specific interactions between the systems of enantiomeric mixtures of complementary configurations.
Steric effect played an important role in complex formation and achieving good ees as the enantiomeric excess of 1-phenylethanol obtained was maximum 81% for 8 (Entry 5 table 1), which helped us to access structure of the ligands in easy way.
Pedrazolli Jr, "Enantiomeric determination of pantoprazole in human plasma by multidimensional high-performance liquid chromatography," Journal of Chromatography B: Analytical Technologies in the Biomedical and Life Sciences, vol.
The important properties of these products for controlled release pharmaceutical applications are narrow particle size distribution, uniform morphology, and enantiomeric purity.
It can occur as 2 enantiomeric forms, S-equol and R-equol, which differ significantly in their conformational structure (Fig.
In the future, it will be important to gather data on enantioselective disposition and/or enantiomeric composition of AM and/or MA in human plasma or serum after illicit as well as after therapeutic ingestion of AM and/or MA or one of their precursor drugs.