P. Thuery et al., Crystal structure of tetra[(methoxycarbonyl)methoxy]-p-tert-butyl-thiacalix[4]arene, C52H64O12S4, Z KRIST-NEW, 215(4), 2000, pp. 493-495
C52H64O12S4, triclinic, P (1) over bar (No. 2), a = 11.9539(4) Angstrom, b
= 14.0875(3) Angstrom, c = 18.2336(7) Angstrom, alpha = 77.005(2)degrees, b
eta = 85.833(1)degrees, gamma = 65.372(2)degrees, V = 2719.0 Angstrom(3), Z
= 2, R-gt(F) = 0.072, wR(gt)(F-2) = 0.188, T = 273 K.