Royal Society of Chemistry, Chemical Communications, 72(49), p. 7914
DOI: 10.1039/c3cc44077j
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The Al-III-containing polyanions [Al-4(III)(H2O)(10)(beta-XW9O33H)(2)](4-) with X=As-III (1) and Sb-III (2) feature four aluminum(III) centers sandwiched by two trivacant (beta-XW9O33) Keggin units, and trigger peroxide catalysis as well as substrate coordination via multiple Lewis acid site interactions.