Compds.

symbol

Reactants

Products

Ligand

Metal salts

Color

M.P ˚C

Yield (%)

M.F. (M.wt)

S.S-Ag

1:1

S.S

AgNO3

Black

>300

77.2

C15H13AgN2O4S

(425.21)

S.S-Cd

2:1

S.S

3CdSO4∙8H2O

White

>300

56.3

C30H30CdN4O10S2

(783.12)

S.S-Ce

2:1

S.S

Ce(NO3)3∙6H2O

Yellow

>300

55.2

C30H28CeN5O12S2

(854.82)

S.S-Co

2:1

S.S

CoCl2∙6H2O

Rose

>300

81.5

C30H30CoN4O10S2

(729.64)

S.S-Cr

2-1

S.S

CrCl3∙6H2O

Green

201 - 203

83.8

C30H28ClCrN4O9S2

(740.14)

S.S-Fe(III)

2-1

S.S

Fe(NO3)3∙9H2O

Yellow

>300

71.8

[C30H30FeN4O10S2]3+(NO3)33∙3(H2O)

(966.62)

S.S-Ni

2:1

S.S

NiSO4∙6H2O

White

>300

52.6

C30H30NiN4O10S2

(729.40)

S.S-Pb

2:1

S.S

Pb(NO3)2

White

221 223

85.5

C30H30PbN4O10S2

(877.91)