Synonyms: Phosphorousacid, cyclic 2,2-dimethyltrimethylene phenyl ester (6CI,7CI,8CI);1,3-Propanediol, 2,2-dimethyl-, cyclic phenyl phosphite (8CI);2-Phenoxy-5,5-dimethyl-1,3,2-dioxaphosphorinane;5,5-Dimethyl-2-phenoxy-1,3,2-dioxaphosphorinane;Bis(2,2-dimethyl-1,3-propylene) phenyl phosphite; NP 80; NP 80 (heatstabilizer); NSC 77106; Phenyl neopentylene glycol phosphite