Synthesis, Structural Characterization, and Antimicrobial Activity Evaluation of New Binuclear Niobium(V) Tartrate Complexes with Biologically Important Drugs

Table 4

Thermogravimetric data for niobium(V) complexes.

Complex	Temp. range (°C)	Weight loss (%)		Probable product
		Found	Calc.
1	235–330	79.55	81.89	[(DM)2(C4H4O6)3]
	360–540	19.32	22.35	Nb2O5
2	255–315	79.78	82.18	[(IM)2(C4H4O6)3]
	340–515	19.03	21.78	Nb2O5
3	250–325	80.23	82.32	[(IP)2(C4H4O6)3]
	345–520	18.82	21.59	Nb2O5
4	255–320	82.88	84.48	[(FP)2(C4H4O6)3]
	330–550	16.75	18.97	Nb2O5
5	250–320	80.18	82.67	[(TM)2(C4H4O6)3]
	345–525	18.29	21.14	Nb2O5