| abstract |
The invention relates to compounds of the structure of formula I and II: where X is selected from the group consisting of 0, S and NH; Y, A and B are 5 independently selected from the group consisting of N and CH; D, E and F are independently selected from the group consisting of CH, N, 0 and S; the symbol - represents a single or a double bond; and R1, R2 and R3 are independently selected from the group consisting of H, electron withdrawing groups and electron releasing groups. In other embodiments, the compounds 10 are used as oxygen scavangers and in barrier compositions and articles. 57590291 (GHMatters) P82533.AU.1 JACQUELS 11/09/14 WO 2008/141185 PCTIUS200S/063250 0.)C iL C CDs Co CD LO E) L 0 o 1 1 oodpaqU 06u SUBSTTUTESHEE (RUE 26 |