- A colorless oily liquid, C4H3O.CHO, of a pleasant odor,
obtained by the distillation of bran, sugar, etc., and regarded as an
aldehyde derivative of furfuran; -- called also furfural.
- A white or yellowish crystalline substance,
C6H4.(SO2.CO).NH, produced artificially by the oxidation of a sulphamic
derivative of toluene. It is the sweetest substance known, having over
two hundred times the sweetening power of sugar, and is known in
commerce under the name of saccharine. It has acid properties and forms
salts (which are inaccurately called saccharinates).