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Vitamins and nutraceutical actives

Magnesium ascorbate

Also known as Ascorbic acid, magnesium salt, Vitamin C magnesium salt, L(+)-Ascorbic acid magnesium salt

CAS 15431-40-0Formula C12H14MgO12Molar mass 374.54 g/molEC 239-442-6
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Magnesium ascorbate chemical structure, C12H14MgO12, CAS 15431-40-0
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
15431-40-0
Formula
C12H14MgO12
Molar mass
374.54 g/mol
EC number
239-442-6
HS code
293627
Category
Vitamins and nutraceutical actives

What is Magnesium ascorbate?

Plain description, key identifiers and synonyms

Magnesium ascorbate is a chemical substance with the molecular formula C12H14MgO12 and a molar mass of 374.54 g/mol. Its CAS registry number is 15431-40-0. The IUPAC name is magnesium bis((2R)-2-[(1S)-1,2-dihydroxyethyl]-3-hydroxy-5-oxo-2H-furan-4-olate).

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
magnesium bis((2R)-2-[(1S)-1,2-dihydroxyethyl]-3-hydroxy-5-oxo-2H-furan-4-olate)
CAS number
15431-40-0 CAS number cross-checked
EC number
239-442-6
Molecular formula
C12H14MgO12
UNII
0N1G678593
INCI name
MAGNESIUM ASCORBATE
InChIKey
AIOKQVJVNPDJKA-ZZMNMWMASA-L
InChI
InChI=1S/2C6H8O6.Mg/c2*7-1-2(8)5-3(9)4(10)6(11)12-5;/h2*2,5,7-10H,1H2;/q;;+2/p-2/t2*2-,5+;/m00./s1
Canonical SMILES
O=C1OC(C(O)CO)C(O)=C1[O-].O=C1OC(C(O)CO)C(O)=C1[O-].[Mg+2]
Isomeric SMILES
C([C@@H]([C@@H]1C(=C(C(=O)O1)[O-])O)O)O.C([C@@H]([C@@H]1C(=C(C(=O)O1)[O-])O)O)O.[Mg+2]

Synonyms

  • Ascorbic acid, magnesium salt
  • Vitamin C magnesium salt
  • L(+)-Ascorbic acid magnesium salt
  • Magnesium di L Ascorbate
  • (+)-Magnesium L-ascorbate
  • Magnesium di-L-ascorbate
  • magnesium(2+) bis((2R)-2-[(1S)-1,2-dihydroxyethyl]-4-hydroxy-5-oxo-2,5-dihydrofuran-3-olate)
  • Magnesium bis{(5R)-5-[(1S)-1,2-dihydroxyethyl]-4-hydroxy-2-oxo-2,5-dihydrofuran-3-olate}

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
374.54 g/molcalc.
Exact mass
374.0336 Dacalc.
LogP (octanol/water)
-5.59calc.
Topological polar surface area
220.1 Ųcalc.
Hydrogen bond donors
6calc.
Hydrogen bond acceptors
12calc.
Rotatable bonds
4calc.
Heavy atoms
25calc.
Rings
2calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.5calc.
Formal charge
0calc.
Stereocentres
4calc.
Components
3calc.
Lipinski rule of five
Fails (2 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Murcko scaffold

The ring system that remains when every side chain is removed

Murcko scaffold of this chemical, O=C1C=CCO1

O=C1C=CCO1

1 ring, 6 atoms, the 2(5H)-Furanone ring system.

877 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

No GHS hazard classification is recorded for this substance yet. That does not mean it is harmless.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Magnesium ascorbate suppliers

Sponsored listings first, then the documented ranking: membership, verification, replies, completeness, freshness and ratings

All 29 suppliers
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Suppliers marked Unclaimed profile have not claimed their profile yet. They are not verified by CompoundList, their offers are price on request and details may have changed, so please confirm them with the supplier. Company representatives can claim a profile with a business email on the company's own website domain. Our team verifies each claim and sends the result by email.

Where suppliers are based

29 suppliers in 9 countries

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Magnesium ascorbate price

Indicative price range per kg from live supplier offers

No published prices right now

Suppliers quote this chemical on request. Send one free request and compare quotes side by side.

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Uses and applications

What the substance is used for, by industry and function

Use classes: Cosmetics.

Cosmetic ingredient, INCI name MAGNESIUM ASCORBATE(antioxidant, skin conditioning)

Functional uses

  • Antioxidant
  • Softener and conditioner

Cosmetic functions

  • Antioxidant
  • Skin conditioning

Regulatory status

Inventories, regulations and trade controls that list this substance

Health and food

  • EU cosmetic ingredient inventory

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Magnesium ascorbate is traded under.

HS 2936.27Indicative HS code

Vitamin C and its derivatives

World exports in 2024
$1.02B
+7.5% vs 2023, imports $1.07B
2019 to 2024
Top exporters
  1. China60.4%
  2. United States10.4%
  3. Netherlands9.2%
Top importers
  1. United States18.5%
  2. Netherlands9.9%
  3. Germany7.4%
Reported customs values in USD, not prices.Full trade data

The HS code shown for Magnesium ascorbate is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Magnesium ascorbate, based on the data on this page

What is Magnesium ascorbate?

Magnesium ascorbate is a chemical substance with the molecular formula C12H14MgO12 and a molar mass of 374.54 g/mol. Its CAS registry number is 15431-40-0. The IUPAC name is magnesium bis((2R)-2-[(1S)-1,2-dihydroxyethyl]-3-hydroxy-5-oxo-2H-furan-4-olate).

What is the CAS number of Magnesium ascorbate?

The CAS registry number of Magnesium ascorbate is 15431-40-0.

What is the molecular formula and weight of Magnesium ascorbate?

The molecular formula of Magnesium ascorbate is C12H14MgO12 and its molar mass is 374.54 g/mol.

What is Magnesium ascorbate used for?

Use classes: Cosmetics.

Is Magnesium ascorbate hazardous?

No GHS hazard classification for Magnesium ascorbate is recorded on CompoundList yet. That does not prove it is safe. Always read the supplier safety data sheet.

What is the HS code of Magnesium ascorbate?

Magnesium ascorbate is usually classified under HS code 293627 (Vitamin C and its derivatives). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Magnesium ascorbate?

CompoundList lists 29 suppliers of Magnesium ascorbate in China, United States, France, India and 5 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

Where can I buy Magnesium ascorbate in India?

2 suppliers in India list Magnesium ascorbate on CompoundList. Filter the suppliers list by country and send a request to compare prices, grades and delivery times.

What is the price of Magnesium ascorbate?

Suppliers quote Magnesium ascorbate on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle Magnesium ascorbate

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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