3187. Dihydroxytartaric Acid

Nomenclature

CAS number: 76-30-2
2,2,3,3-Tetrahydroxybutanedioic acid; diketosuccinic acid.
C4H6O8; mol wt 182.09.
C 26.38%, H 3.32%, O 70.29%.
Chemical structure

Properties

White, cryst powder. mp ≈114-115° with decompn. Very sol in water; the aq soln dec on heating.

Use

As a reagent for the determination of sodium.