Figure 49
From: Photodegradation and photostabilization of polymers, especially polystyrene: review

Structure of 2,3dihydro-(5-mercapto-1,3,4-oxadiazol-2-yl)-phenyl-2-(substituted)-oxazepine- 4,7-dione.
From: Photodegradation and photostabilization of polymers, especially polystyrene: review
Structure of 2,3dihydro-(5-mercapto-1,3,4-oxadiazol-2-yl)-phenyl-2-(substituted)-oxazepine- 4,7-dione.