Pd(II) and Zn(II) Based Complexes with Schiff Base Ligands: Synthesis, Characterization, Luminescence, and Antibacterial and Catalytic Activities

Table 1

Crystal and refinement data.

Compounds	1	2
Empirical formula	C32H28Br4N2O2Pd	C38H40Br4N2O2Zn
Formula weight	898.60	941.73
Temperature (K)	296 (2)	296 (2)
Crystal system	Monoclinic	Monoclinic
Space group	𝑃21/𝑛	𝐶2/𝑐
𝑎 (Å)	10.9718 (16)	20.161 (3)
𝑏 (Å)	11.8932 (17)	17.970 (3)
𝑐 (Å)	12.2321 (18)	23.087 (3)
𝛽 (°)	92.733 (3)	111.306 (3)
𝑉 (Å^3)	1594.3 (4)	7793 (2)
𝑍, 𝐷 (Mg⋅m^3)	2, 1.872	8, 1.605
Limiting indices	−13 ≤ h ≤ 12, −14 ≤ k ≤ 13, −14 ≤ l ≤ 14	−24 ≤ h ≤ 24, −21 ≤ k ≤ 17, −27 ≤ l ≤ 26
Reflections collected/unique	8635/2853	21523/7002
𝐹(000)	872	3744
θ (°)	2.39–25.20	1.57–25.20
Goodness-of-fit on 𝐹^2	1.098	0.984
𝑅(𝐼>2𝜎)	𝑅1=0.0345; 𝑤𝑅2=0.1068	𝑅1=0.0459; 𝑤𝑅2=0.1267
𝑅 (all data)	𝑅1=0.0542; 𝑤𝑅2=0.1345	𝑅1=0.0831; 𝑤𝑅2=0.1565
Largest diff. peak and hole (Å^−3)	0.936, −0.761	1.047 and −1.072

𝑅=∑(‖𝐹_𝑜|−|𝐹_𝑐‖)/∑|𝐹_𝑜|.
𝑤𝑅=[∑𝑤(𝐹_𝑜²−𝐹_𝑐²)²/∑𝑤(𝐹_𝑜)²]^1/2.