Salim Y Hanna

2 Questions 137 Answers 0 Followers

Questions related from Salim Y Hanna

N-Oxidation effect on alph-hydrogen and carbon chemical shifts of Schiff base?

Hi All, N-Oxidation usually cause deshield of the alpha-hydrogen and alpha-carbon NMR signal (chemical shift) for t-amines. Nitron is the N-oxidation product of Schiff base.Why alpha hydrogen and...

03 March 2018 391 2 View

Why is the carbon-carbon triple bound for potassium phenylethynyltrifluoroborate is not showing in carbon-13 spectrum?

Hi friends, I have carbon -13 NMR for potassium phenylethynyltrifluoroborate (PhCCBF3K) ,using 600MHZ,the carbon-carbon triple bonded were not showing in the spectrum can any one know, or...

12 December 2015 7,471 5 View