| abstract |
A compound useful for deoxygenation is provided. The present invention relates to compounds of the structure of formulas I and II. Wherein X is selected from the group consisting of O, S and NH, Y, A and B are independently selected from the group consisting of N and CH, and D, E and F are independently CH, Selected from the group consisting of N, O and S, wherein the symbol --- represents a single bond or a double bond, and R 1 , R 2 and R 3 are independently H, electron withdrawing group and electron emitting group Selected from the group consisting of In other embodiments, these compounds are used as oxygen scavengers and in barrier compositions and articles. [Selection] Figure 1 |