Research Article

Anion-Dependent Synthesis of Cu(II) Complexes with 2-(1H-Tetrazol-5-yl)-1H-indole: Synthesis, X-Ray Structures, and Radical Scavenging Activity

Table 4

Short ring interactions with respective distances (Å) and angles (°) for 1 and 2a.

Cg(I)Cg(J)d(Cg(I)···Cg(J))d(CgI···Perp)d(CgJ···Perp)γ

1 b
Cg1Cg2 (1 − x, 1 − y, 1 − z)3.6182 (10)3.4624 (7)3.5106 (7)16.9
Cg2Cg1 (1 − x, 1 − y, 1 − z)3.6182 (10)3.5107 (7)3.4623 (7)14.0

2 c
Cg1Cg2 (1 − x, 1 − y, 1 − z)3.5806 (12)3.3970 (8)3.5078 (8)18.4
Cg2Cg1 (1 − x, 1 − y, 1 − z)3.5806 (12)3.5078 (8)3.3970 (8)11.6

aCg = centroid, CgI···Perp = perpendicular distance of Cg(I) on ring J; CgJ···Perp = perpendicular distance of Cg(J) on ring I; γ = angle Cg(I) ⟶ Cg(J) vector and normal to plane J. b Cg1 is centroid of ring defined by N12-C12-C22-C32-C42-C122 atoms; Cg2 is centroid of ring defined by C42-C52-C62-C72-C112-C122 atoms. cCg1 is centroid of ring defined by C42-C52-C62-C72-C112-C122 atoms; Cg2 is centroid of ring defined by C44-C54-C64-C74-C84-C94 atoms.