Trimethylboroxine - C3H9B3O3 - 823-96-1 - 2,4,6-Trimethyl-1,3,5,2,4,6-trioxatriborinane; 2,4,6-Trimethylboroxine; Methaneboronic anhydride; Trimethyl-1,3,5,2,4,6-trioxatriborinane