Re: ALA, what it turns into that chelates?

[Guest guest]

>

> I am not sure it is in the AI book, but I know its not ALA that

> chelates itself it is something else that turns into a chelating

> agent. Does anybody remember what Andy calls it,

dihydrolipoic acid (DHLA)

I have seen it on

> the archives on other sites but I can't remember. I am trying to

> explain this to relevant people that are chelating so they know

> exactly what they are doing instead of me telling them what they are

> doing.

>

http://en.wikipedia.org/wiki/Lipoic_acid

Note that in ALA the two sulfurs are linked together. In DHLA they

have been reduced (separating them and adding H+) so that they are

free to attract and 'chelate' a metal.

J

> Thanks

>