Zeitschrift für Kristallographie - New Crystal Structures (Dec 2003)
Crystal structure of 5,11,17,23-tetra-tert-butyl-25,26-bis(diphenylphosphinoylmethoxy)- 27,28-bis(benzoylmethoxy)calix[4]arene— ethyl acetate—hexane (1:1:0.5), C86H90O8P2 · C4H8O2 · 0.5C6H14, a new cavity-shaped ligand with eight oxygen donors
Abstract
C93H105O10P2, triclinic, P1̅ (No. 2), a = 10.4556(2) Å, b = 15.1838(2) Å, c = 26.8979(5) Å, α = 103.1431(9)°, β = 91.4030(7)°, γ = 95.4738(7)°, V = 4134.7 Å3, Z = 2, Rgt(F) = 0.111, wRref(F2) = 0.285, T = 173 K.