1700. Calcium d-Saccharate

Nomenclature

CAS number: 5793-88-4
d-Glucaric acid calcium salt.
C6H8CaO8; mol wt 248.20.
C 29.03%, H 3.25%, Ca 16.15%, O 51.57%.
CaC6H8O8.

Description and references

The normal calcium salt of d-saccharic acid, a dicarboxylic sugar acid derived from the oxidation of d-gluconic acid. Calcium d-saccharate is a true chemical compd and should not be confused with saccharated lime, formerly called “calcium saccharate” and produced by the action of lime upon sugar. Prepn: Beilstein vol. 3, 2nd suppl., 378; Hagers Handb. Pharm. Praxis vol. 1, 755 (Berlin, 1930).

Derivative

Tetrahydrate.

Properties

Odorless, tasteless crystals or fine white powder. Stable to air. Becomes anhydr upon heating at 100° in vacuo. Practically insol in water, alcohol, ether. Sol in dil mineral acids and in calcium gluconate solns.

Use

Pharmaceutic aid (stabilizer for calcium gluconate solns). As plasticizer in cement, concrete, mortar.