Please prepare your samples in the designated area or under a hood, and not on top of the magnet. The chemical shifts (d) of solvent signals observed for 1 H NMR and 13 C NMR spectra are listed in the ...
The accessibility of at-line techniques, such as thin layer chromatography (TLC), gas chromatography- mass spectrometry (GC-MS), have left them routine practices in reaction monitoring. Despite the ...