CaK2EGTA

[JolieFleur98]

Help! I need to make CaK2EGTA and K2EGTA. I have no idea how. Can anyone tell me or direct me to a good reference?

[John Cuthber]

This is a long shot; do you mean EDTA?

Otherwise I think you need to give us a bit more background.

[Tartaglia]

This almost certainly EDTA. In basic aqueous soltion it will knock most ligands of "hard type metal centres" with ease. The 2nd law of thermodynamics always favours chelation particularly with hexadentate ligands like edta