Synthesis, Spectroscopic and Thermal Characterization of Copper(II) and Iron(III) Complexes of Folic Acid and Their Absorption Efficiency in the Blood

Table 1

Elemental analysis and solubility of the complexes.

Metal complexes	Solubility (g/L)	Metal		C		H		N
		Cal %	Found %	Cal %	Found %	Cal %	Found %	Cal %	Found %
K2[Cu(FO)2(H2O)2]2H2O(yellowish green)	2.18 g/L	5.83	6.09	41.85	41.08	3.67	3.27	17.99	16.30
K[Fe(FO)2(H2O)2]3H2O(dark brown)	1.67 g/L	5.47	4.87	42.98	42.29	3.83	3.36	18.47	17.91