The use of NMR spectroscopy allowed the unambiguous assignment of 62 protons, ... was obtained by dissolving 3 μmol PEP in 600 μl of 100 % DMSO-d6. NMR Spectra.

1 H NMR spectrum of acetanilide, DMSO-d6. p-nitroacetanilide’s 1 H NMR spectrum (Figure 9) shows a singlet (3H) at 2.10ppm, corresponding to the methyl group at position 1. The four aromatic protons ...

400 MHz Goldenseal 1 H NMR spectrum (black) as compared to SBASE entries for berberine (blue), hydrastine (red), DMSO (violet) and DSS (turquoise). The signal to- noise of berberine in the goldenseal ...