11,17-Di-tert-butyl-25,26,27,28-tetrahydroxy-2,5,23-trimethyl-14-(4-nitro- phenyl)calix[4]arene Hemichloroform Solvate

C₄₅H₄₉NO_6,0.5CHCl₃

Böhmer, V.Ferguson, G.Grüttner, C.Vogt, W.

Acta Crystallographica Section C (1997) 53, 4 469-472

a=10.3121(12)Å   b=13.9765(12)Å   c=14.973(2)Å

α=101.622(8)°   β=104.206(10)°   γ=99.248(8)°