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  • A8960 - L-Ascorbic acid 2-phosphate sesquimagnesium salt hydrate

A8960 Sigma-Aldrich

L-Ascorbic acid 2-phosphate sesquimagnesium salt hydrate


  • CAS Number 113170-55-1 (anhydrous)

  • Empirical Formula (Hill Notation) C6H6Mg1.5O9P · xH2O

  • Molecular Weight 289.54 (anhydrous basis)

  •  PubChem Substance ID 329771023

  •  NACRES NA.79



Related Categories Biochemicals and Reagents, Vitamin C, Vitamins More...
biological source   synthetic (organic)
assay   ≥95%
form   powder
application(s)   HPLC: suitable
color   white to off-white



L-Ascorbic acid 2-phosphate sesquimagnesium salt hydrate has been used in mesenchymal stem cells (MSC) expansion medium to incubate scaffolds, in Dulbecco′s modified eagle medium (DMEM) for culturing human umbilical cord cells and mesenchymal stem cells.


5 g in poly bottle

Biochem/physiol Actions

L-Ascorbic acid 2-phosphate (AA2P) is used in biocatalytic dephosphorylation for electric power generation and electrochemical detection assays. L-Ascorbic acid 2-phosphate may be used in cell differentiation and tissue engineering applications. Asc-2P is used in studies of gene repression, such as the repression of dihydrotestosterone-induced dickkopf-1 expression.

Safety & Documentation

Safety Information

NONH for all modes of transport
WGK Germany 


Certificate of Analysis (COA)

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Certificate of Origin (COO)

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Frequently Asked Questions

Which document(s) contains shelf-life or expiration date information for a given product?
If available for a given product, the recommended re-test date or the expiration date can be found on the Certificate of Analysis.
How do I get lot-specific information or a Certificate of Analysis?
The lot specific COA document can be found by entering the lot number above under the "Documents" section.
The formula has "XH2O".How much water is there in my lot of Product A8960, L-Ascorbic acid 2-phospate?
Because the water content varies from lot to lot, water content is reported on the lot-specific Certificate of Analysis.Water content is typically in the range of 5 - 7 moles water per mole of ascorbic acid-2-phosphate.
How can I make and keep a solution of Product A8960, L-Ascorbic acid 2-phospate?
A8960 is soluble in water at 50 mg/ml, forming a clear colorless to yellow solution.Stocks solutions that are stored at 5 °C are approximately 80% active after 4 weeks.
How do I find price and availability?
There are several ways to find pricing and availability for our products.Once you log onto our website, you will find the price and availability displayed on the product detail page.You can contact any of our Customer Sales and Service offices to receive a quote. USA customers: 1-800-325-3010 orview local office numbers.
What is the Department of Transportation shipping information for this product?
Transportation information can be found in Section 14 of the product's (M)SDS.To access the shipping information for this material, use the link on the product detail page for the product.
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