Spectral, Molecular Modeling, and Biological Activity Studies on New Schiff’s Base of Acenaphthaquinone Transition Metal Complexes

Table 4

Thermal gravimetric analysis of HAAT and its complexes.

Compound	Temp. range (°C)	Wt. loss %		Fragment lost
		Found	Calcd.
HAAT	150–380	34.44	34.25	HCNS + CH3CH=CH2
	380–715	61.35	61.63	C11H6N2O
	Residue	4.21	4.12	Carbon ash
[Co(AAT) (OAc) (H2O)]	180–445	22.56	22.93	OAc + EtOH
	445–620	60.93	60.73	C16H12N3S
	Residue	16.51	16.35	CoO
[Ni(HAAT) (OAc)2(H2O)]	155–390	28.01	27.75	(OAc)2 + H2O
	390–455	11.68	11.44	C3H6N
	455–640	45.28	45.56	C13H7N2OS
	Residue	15.03	15.24	NiO
[Zn(HAAT) (OAc)2]	125–365	24.87	24.62	(OAc)2
	365–620	58.29	58.4	C16H13N3OS
	Residue	16.84	16.99	ZnO