1,3-Alternate and partial cone conformers of tetra­methyl (5,11,17,23-tetra-tert-butyl-2,8,14,20-tetra­thia­calix[4]arene-25,26,27,28-tetra­yltetra­oxy)tetra­acetate and tetra­methyl (5,11,17,23-tetra­bromo-2,8,14,20-tetra­thia­calix[4]arene-25,26,27,28-tetra­yltetra­oxy)tetra­acetate

Xu, W.-N.; Yuan, J.-M.; Liu, Y.; Ma, J.-P.; Guo, D.-S.

doi:10.1107/S0108270108013838

Acta Crystallographica Section C
Acta Crystallographica
Section C STRUCTURAL CHEMISTRY

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Figure 4
The hydrogen-bonded one-dimensional chains of (II)

, viewed along the c axis with R₂²(8) motifs along [100]. Some H atoms and the disordered carbonyl group have been omitted for clarity. [Symmetry codes: (i) x + 1, y, z; (ii) x − 1, y, z.]

STRUCTURAL
CHEMISTRY

ISSN: 2053-2296

Volume 64| Part 6| May 2008| Pages o349-o352

doi:10.1107/S0108270108013838

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