2-Ethylhexyl hydrogen 3,3'-((phenylmethylene)bis(thio))dipropionate 68109-84-2 Bis(carboxyethane-2-thio)phenyl methylene, mono(2-ethylhexyl) ester EINECS 268-495-8 Propanoic acid, 3,3'-((phenylmethylene)bis(thio))bis-, mono(2-ethylhexyl) ester Propanoic acid, 3-((((2-carboxyethyl)thio)phenylmethyl)thio)-, 1-(2-ethylhexyl) ester