Synthesis, Characterization, Crystal Structure, and Biological Studies of a Cadmium(II) Complex with a Tridentate Ligand 4′-Chloro-2,2′:6′,2′′-Terpyridine

Table 1

Crystallographic data of [Cd(Cltpy)I₂ complex.

Identification code	Cd (terpy-Cl) I2 (7)
Empirical formula	C15 H10 Cd Cl I2 N3
Formula weight	633.91
Colour	light brown
Temperature	293(2) K
Wavelength	0.71073 A
Crystal system	Monoclinic
Space group	P2(1)/c
Unit cell dimensions	a = 11.4865(10) Å
	b = 8.9326(7) Å
	c = 17.7570(14) Å
	α = 90°
	β = 94.242(2)°
	γ = 90°
Volume	1817.0(3) Å^3
Z	4
Density (calculated)	2.317 g cm^−3
Absorption coefficient	4.745 mm^−1
F(000)	1168
Crystal size	0.27×0.14×0.13 mm^3
Theta range for data collection	1.78 to 25.02°
Index ranges	−11≤ℎ≤13
	−10≤𝑘≤10
	−21≤𝑙≤19
Reflections collected	9236
Independent reflections	3184
Absorption correction	Empirical
Max. and min. transmission	0.5774 and 0.3606
Refinement method	Full-matrix
	least-squares on𝐹^2
Data/restraints/parameters	3184/0/199
Goodness-of-fit on 𝐹^2	1.063
Final R indices [I > 2σ(I)]	𝑅1=0.0309
	𝑤𝑅2=0.0747
R indices (all data)	𝑅1=0.0504
	𝑤𝑅2=0.0862
Largest diff. peak, hole	0.802 and −0.708e· Å^−3