Is it possible to have loss of water from naphthalene 2-ol in LCMS (ESI)?

Hi..I have a schiff base containing 2-hydroxy naphthalene ring, where C1 has imine bond. NMR and IR shows the presence of OH group. But LCMS is not giving the expected mass.It is giving M-18. Is...

03 March 2017 9,519 5 View