Synthesis, Spectral Characterization, Magnetic Moment, Mass, X-Ray Diffraction, and Kinetic (TGA) Studies of Cr(III) Complex with Metformin: An Oral Antidiabetic Drug

Table 3

Thermogravimetric data of metformin complex with corresponding to heating rate of 10°C/min.

Complex	Decomposition temp. (°C)	%Wt. loss	Ea(Kj/mole)		Δ𝑆^∗ (Kj/mole)	Δ𝐹 (Kj/mole)	𝑛
			S.W.	F.C.
[(C5H11N5)2Cr·(OH2)2]2Cl	40–600	60	46.21	45.33	−73.97	−22.57	0.83

S.W.: Sharp-Wentworth method; F.C.: Freeman-Carroll method.