Citric Acid → L-Ascorbic Acid

HRID 1461689Notes

Reaction equation

C(O)(=O)C[C:3](CC(O)=O)([C:5]([OH:7])=[O:6])[OH:4].[C:14]([OH:22])(=O)[CH:15]([CH2:17][C:18]([OH:20])=O)[OH:16]>>[O:6]=[C:5]1[O:7][C@H:17]([C@H:15]([CH2:14][OH:22])[OH:16])[C:18]([OH:20])=[C:3]1[OH:4]

Participants

Reactant 2

HCID 311Citric Acid

HCID 525Malic Acid

Product 1

HCID 54670067L-Ascorbic Acid

Procedure

The mixture as defined in claim 1 including citric acid, malic acid, an ascorbic acid and other organic acids inherent in fruits to give a titratable acid level of 0.15 to 0.8 percent.

Sources & evidence

ORD record: ord-2e642429353945b7aacf264ac571a767
Source dataset: uspto-grants-1991_12
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US05077075

Reaction notes

Loading…