(Dimethylstannylene)bis(thioethane-1,2-diyl) dinonan-1-oate 68298-40-8 Dimethyltinbis(2-nonanoyloxyethylmercaptide) EINECS 269-564-5 Nonanoic acid, (dimethylstannylene)bis(thio-2,1-ethanediyl) ester