Sulfuric Acid → Gluconic Acid

HRID 1761842Notes

Reaction equation

[O:1]=[C:2]([O-:13])[C@@H:3]([C@H:5]([C@@H:7]([C@@H:9]([CH2:11][OH:12])[OH:10])[OH:8])[OH:6])[OH:4].[Na+].S(=O)(=O)(O)O.S([O-])([O-])(=O)=O.[Na+].[Na+]>>[O:1]=[C:2]([OH:13])[C@@H:3]([C@H:5]([C@@H:7]([C@@H:9]([CH2:11][OH:12])[OH:10])[OH:8])[OH:6])[OH:4]

Participants

Reactant 3

HCID 1118Sulfuric Acid

HCID 24436Sodium Sulfate

HCID 23672301Sodium Gluconate

Product 1

HCID 10690Gluconic AcidYield 96.4%

Procedure

90 g Sodium gluconate were reacted as a 12% solution with sulfuric acid as in Example 5, but at 60° C. In this case, 78 g of gluconic acid and the corresponding amount of sodium sulfate were produced.

Workup

customat 60° C

Sources & evidence

ORD record: ord-471f9f59e17245489b92a5ab15e1b329
Source dataset: uspto-grants-1989_05
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US04828993

Reaction notes

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