Gluconic acid

Jump to navigation Jump to search


Brown liquid with a vinegar odor and a slightly acidic taste.

Synonyms and Related Terms

dextronic acid; maltonic acid; glyconic acid; glycogenic acid; pentahydroxycaproic acid; 2,3,4,5,6-pentahydroxyhexanoic acid

Chemical structure

Gluconic acid.jpg


  • Non-flammable.
  • ThermoFisher: SDS

Physical and Chemical Properties

Soluble in water forming solution with pH = 2.2. Slightly soluble in ethanol. Insoluble in ether and most organic solvents.

Composition C6H12O7
CAS 526-95-4
Melting Point 131 C
Density 1.24 g/ml
Molecular Weight mol. wt.=196.16

Resources and Citations

  • The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 4464
  • Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993