A new aluminum phenylphosphonate compound with the formula AlH(C6H5PO3
)(2) . H2O was obtained by refluxing a mixture of aluminum nitrate and
excess phenylphosphonic acid in water. The compound was characterized
by elemental analysis, thermal gravimetry, X-ray powder diffraction,
and Al-27 nuclear magnetic resonance spectroscopy. It has a pillared l
ayered structure containing only octahedrally coordinated aluminum ato
ms, with an interlayer spacing of similar to 15 Angstrom. Copyright (C
) 1997 Elsevier Science Ltd.