Synonyms: Phosphonotrithioicacid, phenyl-, cyclic ethylene ester (8CI); 1,2-Ethanedithiol, cyclicphenylphosphonotrithioate (8CI);1-Phenyl-2,5-dithia-1-(thiophospha)cyclopentane;1-Phenyl-2,5-dithia-1-phospha(V)cyclopentane 1-sulfide;2,5-Dithio-1-phenyl-1-thiophosphorus(V) cyclopentane;2-Phenyl-2-thioxo-1,3,2-dithiaphospholane; Cyclic ethylene phenylphosphonotrithioate; NSC 244339