Figure 2
A view of the hydrogen bonding of the chloroform solvent molecules to the chloride anions in (a) 5,10,15,20-tetraphenylporphyrin-21,23-diium dichloride chloroform octasolvate, (I), and (b) 5,10,15,20-tetrakis(4-methylphenyl)porphyrin-21,23-diium dichloride chloroform heptasolvate (Grubisha et al., 2008). |