We get R,R-diaminocyclohexane (diamine 5)from flowing reactions, and in the 1H NMR of my product there is a characteristic pseudo doublet at 3.8ppm.
a)Which hydrogens does this resonance belong?
b)Why it is not a singlet ?
c)What is the term used to describe protons in this type of chemical environment? Explain this term.
Reaction1
Reaction2
meso-DACH-L-tartrate NH2 NH2 L-tartaic acid RRHOACH-tartrate NH2 NH3 OgC﹀..OH 'NH2 (S,S-DACH-L-tart ate cis- and trans-DACH

