Table 2: Analytical and physical data of the complexes.


Compound Symbol Reactants Products
Ligand Metal salts Color M.P°C Yield
(%)		 M. F.
(M.wt)
S.TH-Ag
1:1		 S.TH AgNO3 Black >300 89.3 C13H14AgN3O7S2
(496.26)
S.TH-Co
2:1		 S.TH CoCl2.6H2O Deep yellow 219-221 86.6 [C26H26ClCoN4O7S4]+ Cl-
(764. 61)
S.TH-Cr
2-1		 S.TH CrCl3.6H2O Black >300 70.9 [C26H26ClCrN4O7S4]+ Cl2-
(793.12)
S.TH-Cu
2:1		 S.TH CuSO4. 5H2O Blue 259-261 85.9 C26H26CuN4O11S5
(794.38)
S.TH-Ni
2:1		 S.TH NiSO4.6H2O Pale green >300 68.4 C26H26N4NiO11S5
(789.52)
S.TH-Zn
2:1		 S.TH ZnSO4.7H2O White 249-251 82.2 C26H26N4O11S5Zn
(796.24)

S.TH (E)-N-(4-(thiophen-2-ylmethyleneamino) phenylsulfonyl)acetamide)