. 2013 Jul 1;18(7):7631–7645. doi: 10.3390/molecules18077631

Table 7.

Nominal m/z of the ions observed in the positive ion mode ESI-MS fingerprint of the complexes and the identified structure.

ML_n species	Protonated molecular ion [ML_n+H]⁺ (m/z)	Fragment at 5 eV and 1.5 mTorr argon (m/z)	Type of fragment	Fragmentation
²⁴MgL₂	499	261	²⁴MgL⁺	[²⁴MgL+H-L]⁺
²⁵MgL₂	500	262	²⁵MgL⁺	[²⁵MgL+H-L]⁺
²⁶MgL₂	501	263	²⁶MgL⁺	[²⁶MgL+H-L]⁺
⁶⁴ZnL₂	539	301	⁶⁴ZnL⁺	[⁶⁴ZnL+H-L]⁺
⁶⁶ZnL₂	541	303	⁶⁶ZnL⁺	[⁶⁶ZnL+H-L]⁺
⁶⁸ZnL₂	543	305	⁶⁸ZnL⁺	[⁶⁸ZnL+H-L]⁺