A bacterial metabolite and precursor in the synthesis of D-erythorbic acid
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2-keto D-Gluconic Acid (calcium salt)

Item No. 35622

Product Insert (PDF)Safety Data Sheet (SDS) (PDF)
Technical Information
Formal Name
D-arabino-2-hexulosonic acid, hemicalcium salt
CAS Number
3470-37-9
Synonyms
  • 2-keto D-Gluconate
  • 2-KGA
Molecular Formula
C6H9O7 • 1/2Ca
Formula Weight
213.2
Purity
≥95%
Formulation (Request formulation change)
A solid
SMILES
OC[C@@H](O)[C@@H](O)[C@H](O)C(C([O-])=O)=O.OC[C@@H](O)[C@@H](O)[C@H](O)C(C([O-])=O)=O.[Ca+2]
InChi Code
InChI=1S/2C6H10O7.Ca/c2*7-1-2(8)3(9)4(10)5(11)6(12)13;/h2*2-4,7-10H,1H2,(H,12,13);/q;;+2/p-2/t2*2-,3-,4+;/m11./s1
InChi Key
NNLOHLDVJGPUFR-JQTJLMCZSA-L
Shipping & Storage Information
Storage
-20°C
Shipping
Room temperature in continental US; may vary elsewhere
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    1 g

    $63

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    5 g

    $294

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    10 g

    $556

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    Product Description

    2-keto D-Gluconic acid is a bacterial metabolite that has been found in Pseudomonas and a precursor in the synthesis of the antioxidant D-erythorbic acid.1,2

    WARNING This product is not for human or veterinary use.

    References & Product Citations
    Product Description References

    1. Sun, L., Wang, D., Sun, W., et al. Characterization of a transcriptional regulator PtxS from Pseudomonas plecoglossicida for regulating 2-ketogluconic acid metabolism. Int. J. Biol. Macromol. 174, 330-338 (2021).

    2. Zeng, W., Cai, W., Liu, L., et al. Efficient biosynthesis of 2-keto-D-gluconic acid by fed-batch culture of metabolically engineered Gluconobacter japonicus. Synth. Syst. Biotechnol. 4(3), 134-141 (2019).