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Table 1 Comparison of coordination modes of various carboxylates

From: Supramolecular architectures and structural diversity in a series of lead (II) Chelates involving 5-Chloro/Bromo thiophene-2-carboxylate and N,N’-donor ligands

Complex

Caboxylate

Type of coordination

Geometry

1

5-CTPC

Bidentate chelating

Pentagonal pyramidal

2

5-CTPC

Bidentate chelating

Pentagonal pyramidal

3

5-CTPC

Bidentate chelating, Bidentate bridging

Capped square pyramidal

4

5-BTPC

Bidentate chelating, Monodentate

Distorted square pyramidal

5

5-BTPC

Bidentate chelating

Pentagonal bipyramidal

 

ACE

Bidentate chelating bridging