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Porphyrin basicity
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Topic: Porphyrin basicity (Read 4967 times)
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Mocook
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Porphyrin basicity
«
on:
April 18, 2013, 12:27:47 AM »
Hey,
Does anyone have an idea of the basicity of porphyrin hydrogen's (free base) in the pyrroles on the nitrogens. At what pka would deprotonation/protonation occur?
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Dan
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Re: Porphyrin basicity
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Reply #1 on:
April 18, 2013, 03:59:11 AM »
I think pKb ~9.
Try this:
http://rspa.royalsocietypublishing.org/content/213/1114/307.abstract
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Porphyrin basicity