Table 1. Comparison of Selected Structural Features of CP1–CP6.

	CP1	CP2	CP3	CP4	CP5	CP6
SBU structure	Cu4I4	CuI	Cu2Br2	Cu2Br2	Cu2Cl2	Cu2Cl2
CP dimensionality	2D	1D	1D	1D	1D	1D
crystallization mol./[Pt]	MeCN		2 (MeCN)		MeCN
nb of trivalent Cu	2/2	2/0	2/0	2/0	2/0	2/0
nb of tetravalent Cu
nb of Cu–S bonds	2	1	0	0	0	0
nb of Cu–X bonds	4	1	2	2	2	2
nb of Cu–(η2–C≡C) bonds	2	2	2	2	2	2