Spectroscopic Characterization of Omeprazole and Its Salts

Figure 1

Enantiomers (a) and tautomers (b) of OMP. S (upper left molecule) and R (lower left molecule) enantiomers of OMP. 5-Methoxy OMP (upper right) and 6-methoxy (lower right) tautomers of OMP.

(a)

(b)