Sodium isopropyl xanthate140-93-2100 % similar Sodium isobutyl xanthate25306-75-650 % similar Sodium ethyl xanthate140-90-945 % similar Sodium butylxanthate141-33-339 % similar Diisopropylxanthogen disulfide105-65-739 % similar Sodium trithiocarbonate534-18-932 % similar Potassium ethyl xanthate140-89-631 % similar Sodium diethyldithiocarbamate148-18-531 % similar Sodium dimethyldithiocarbamate128-04-130 % similar Diisopropyl malonate13195-64-730 % similar Diisopropyl azodicarboxylate2446-83-530 % similar Isopropyl isobutyrate617-50-530 % similar Diisopropyl succinate924-88-930 % similar