In 1H NMR spectra there is an extra sharp intense peak at 2.05 ppm ( not acetone) and in 13C also there is a peak around 20ppm. what it could be?

I've synthesized one phosphorous containing compound. In corresponding 1H NMR spectra there is an extra sharp intense peak at 2.05 ppm (not corresponds to acetone CH3 proton) and in 13C also...

30 October 2021 5,304 5 View