Molekula
Magnesium-L-ascorbyl-2-phosphate
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Magnesium-L-ascorbyl-2-phosphate is a stable, water-soluble derivative of vitamin C used in cosmetics and pharmaceuticals for its antioxidant and skin-rejuvenating properties. It is available with a CAS number of 113170-55-1, molecular formula C6H7MgO9P·xH2O, and molecular weight of 289.54. It is stored at ambient temperature and has no signal word. Molekula supplies Magnesium-L-ascorbyl-2-phosphate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.
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25 g — $126.60 per pack
Need a different quantity or pack?
Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | Pale yellow powdery solid |
| Colour (Pt-Co) | ≤70 |
| Specific rotation | +43 to +50 |
| Heavy metals | ≤10ppm |
| pH | 3% solution: 7.0 - 8.5 |
| Loss on Drying | ≤20.0% |
| Chloride (Cl-) | ≤0.4% |
| Arsenic (As) | ≤2ppm |
| Assay (dried basis) | ≥98.5% |
| Free ascorbic acid | ≤0.5% |
| Free phosphoric acid | ≤1% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Acid |
Identification
| Property | Value |
|---|---|
| SKU | 58095334 |
| CAS Number | 113170-55-1 |
| IUPAC Name | trimagnesium bis([(2R)-2-[(1S)-1,2-dihydroxyethyl]-3-oxido-5-oxo-2H-furan-4-yl] phosphate) |
| Molecular Formula | C6H7MgO9P .xH2O |
| Molecular Weight | 289.54 |
| Exact Mass | 577.905 |
| SMILES | C([C@@H]([C@@H]1C(=C(C(=O)O1)OP(=O)([O-])[O-])[O-])O)O.C([C@@H]([C@@H]1C(=C(C(=O)O1)OP(=O)([O-])[O-])[O-])O)O.[Mg+2].[Mg+2].[Mg+2] |
| InChIKey | PBSRSWFGYPZDAU-FFIPNUABSA-H |
| InChI | InChI=1S/2C6H9O9P.3Mg/c2*7-1-2(8)4-3(9)5(6(10)14-4)15-16(11,12)13;;;/h2*2,4,7-9H,1H2,(H2,11,12,13);;;/q;;3*+2/p-6/t2*2-,4+;;;/m00.../s1 |
| PubChem CID | 71587428 |
| REACH Code | Y113 |
| HTS Code | 29362700 |
| Tariff Code | 2936270000 |
Safety & GHS
Precautionary statements
- P264 Wash thoroughly after handling
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P308+313 IF exposed or concerned: Get medical advice/attention
Documents
Safety Data Sheets (SDS)
Available in English, Finnish, French, German, Italian, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
- ascorbyl phosphate magnesium
- Ascorbyl PM
- K Oxiderm OP Post Procedure skin care bruise
- L-Ascorbic acid, 2-(dihydrogen phosphate), magnesium salt (2:3)
- Magnesium ascorbyl phosphate
- magnesium L-ascorbate 2-phosphate
- MERCARE MAP
- ORISTAR MAP
- PBSRSWFGYPZDAU-FFIPNUABSA-H
- Phospitan C
Frequently asked questions
What is Magnesium-L-ascorbyl-2-phosphate used for?
It is primarily used as a stable, water-soluble form of vitamin C in cosmetic and skincare formulations for its antioxidant and skin-brightening properties.
What is the chemical formula and molecular weight?
The formula is C6H7MgO9P · xH2O with a molecular weight of 289.54 g/mol.
How should it be stored?
Store at ambient temperature, protected from moisture and light.
What grade is available?
Available in cosmetic and pharmaceutical grades, suitable for use in formulations requiring high stability and purity.
Can Molekula supply it in bulk?
Yes, Molekula can supply Magnesium-L-ascorbyl-2-phosphate in bulk quantities upon request.
What documentation comes with the order?
Each order includes a Certificate of Analysis (CoA) and safety data sheet (SDS) upon request.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.