Unidentified peak in proton and C13 NMR using DMSO-d6 or MeOD as solvent?

The NMR of a series of novel compounds synthesized using identical procedure on different time intervals -all- showed a strong single peak at around 8.46 in proton NMR using DMSO-d6 or MeOD, the...

23 October 2019 6,407 2 View