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Impurities and reference standards

L-Ascorbate-2-phosphate

Also known as Vitamin c phosphate, 2-phospho-L-ascorbic acid, Ascorbic Acid Impurity 22

CAS 109620-90-8Formula C6H9O9PMolar mass 256.10 g/molEC 813-649-7
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L-Ascorbate-2-phosphate chemical structure, C6H9O9P, CAS 109620-90-8
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
109620-90-8
Formula
C6H9O9P
Molar mass
256.10 g/mol
EC number
813-649-7
HS code
293220
Category
Impurities and reference standards

What is L-Ascorbate-2-phosphate?

Plain description, key identifiers and synonyms

L-Ascorbate-2-phosphate is a chemical substance with the molecular formula C6H9O9P and a molar mass of 256.10 g/mol. Its CAS registry number is 109620-90-8. The IUPAC name is [2-(1,2-dihydroxyethyl)-3-hydroxy-5-oxo-2H-furan-4-yl] dihydrogen phosphate.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
[2-(1,2-dihydroxyethyl)-3-hydroxy-5-oxo-2H-furan-4-yl] dihydrogen phosphate
CAS number
109620-90-8
EC number
813-649-7
Molecular formula
C6H9O9P
InChIKey
MIJPAVRNWPDMOR-UHFFFAOYSA-N
InChI
InChI=1S/C6H9O9P/c7-1-2(8)4-3(9)5(6(10)14-4)15-16(11,12)13/h2,4,7-9H,1H2,(H2,11,12,13)
SMILES (canonical and isomeric)
C(C(C1C(=C(C(=O)O1)OP(=O)(O)O)O)O)O

Synonyms

  • Vitamin c phosphate
  • 2-phospho-L-ascorbic acid
  • Ascorbic Acid Impurity 22
  • Vitamin C phosphate 35%
  • [2-(1,2-dihydroxyethyl)-3-hydroxy-5-oxo-2H-furan-4-yl] dihydrogen phosphate
  • 5-(1,2-dihydroxyethyl)-4-hydroxy-2-oxo-2,5-dihydrofuran-3-yl dihydrogen phosphate

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
256.10 g/molcalc.
Exact mass
255.9984 Dacalc.
LogP (octanol/water)
-1.86calc.
Topological polar surface area
153.8 Ųcalc.
Hydrogen bond donors
5calc.
Hydrogen bond acceptors
7calc.
Rotatable bonds
4calc.
Heavy atoms
16calc.
Rings
1calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.5calc.
Formal charge
0calc.
Stereocentres
2calc.
Lipinski rule of five
Passes (0 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.

L-Ascorbate-2-phosphate suppliers

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L-Ascorbate-2-phosphate price

Indicative price range per kg from live supplier offers

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Uses and applications

What the substance is used for, by industry and function

Applications are not documented for this substance yet. Suppliers often describe uses on their product pages, linked in the suppliers list above.

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code L-Ascorbate-2-phosphate is traded under.

HS 2932.20Indicative HS code

Lactones

World exports in 2024
$1.97B
−4.7% vs 2023, imports $2.07B
2019 to 2024
Top exporters
  1. China56.3%
  2. India * partner reported7.4%
  3. Germany7.3%
Top importers
  1. United States14.2%
  2. India * partner reported13.5%
  3. Brazil8.5%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

The HS code shown for L-Ascorbate-2-phosphate is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about L-Ascorbate-2-phosphate, based on the data on this page

What is L-Ascorbate-2-phosphate?

L-Ascorbate-2-phosphate is a chemical substance with the molecular formula C6H9O9P and a molar mass of 256.10 g/mol. Its CAS registry number is 109620-90-8. The IUPAC name is [2-(1,2-dihydroxyethyl)-3-hydroxy-5-oxo-2H-furan-4-yl] dihydrogen phosphate.

What is the CAS number of L-Ascorbate-2-phosphate?

The CAS registry number of L-Ascorbate-2-phosphate is 109620-90-8.

What is the molecular formula and weight of L-Ascorbate-2-phosphate?

The molecular formula of L-Ascorbate-2-phosphate is C6H9O9P and its molar mass is 256.10 g/mol.

Is L-Ascorbate-2-phosphate hazardous?

No GHS hazard classification for L-Ascorbate-2-phosphate 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 L-Ascorbate-2-phosphate?

L-Ascorbate-2-phosphate is usually classified under HS code 293220 (Lactones). This is indicative, confirm it with your customs broker before shipping.

Where can I buy L-Ascorbate-2-phosphate?

Post a free request on CompoundList and suppliers of L-Ascorbate-2-phosphate will send you quotes. Your contact details stay private until you accept a quote.

What is the price of L-Ascorbate-2-phosphate?

Suppliers quote L-Ascorbate-2-phosphate 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 L-Ascorbate-2-phosphate

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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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