... C7H4O3NSNa.2H2O Name: saccharine pop, sweet essence sodium saccharine, O-benzene-sulfonyl imide sodiumMolecular FormulaC7H4O3NSNa. ... as soluble saccharin,is the sodium salt of saccharin, with two crystal water, colorless crystal or white crystalline powder, ... easily lost crystal water and formed saccharin ...