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Phosphates and phosphorus salts

Ferrous phosphate

Also known as Iron(II) phosphate, Triiron bis(orthophosphate), Phosphoric acid, iron(2+) salt (2:3)

CAS 14940-41-1Formula Fe3O8P2Molar mass 357.48 g/molEC 239-018-0
4 suppliers listed
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Ferrous phosphate chemical structure, Fe3O8P2, CAS 14940-41-1
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
14940-41-1
Formula
Fe3O8P2
Molar mass
357.48 g/mol
EC number
239-018-0
HS code
283529
Category
Phosphates and phosphorus salts

What is Ferrous phosphate?

Plain description, key identifiers and synonyms

Ferrous phosphate is a chemical substance with the molecular formula Fe3O8P2 and a molar mass of 357.48 g/mol. Its CAS registry number is 14940-41-1. The IUPAC name is tris(iron(2+)) diphosphate.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
tris(iron(2+)) diphosphate
CAS number
14940-41-1 CAS number cross-checked
EC number
239-018-0
Molecular formula
Fe3O8P2
UNII
D07L04MRWI
InChIKey
SDEKDNPYZOERBP-UHFFFAOYSA-H
InChI
InChI=1S/3Fe.2H3O4P/c;;;2*1-5(2,3)4/h;;;2*(H3,1,2,3,4)/q3*+2;;/p-6
SMILES (canonical and isomeric)
[O-]P(=O)([O-])[O-].[O-]P(=O)([O-])[O-].[Fe+2].[Fe+2].[Fe+2]

Synonyms

  • Iron(II) phosphate
  • Triiron bis(orthophosphate)
  • Phosphoric acid, iron(2+) salt (2:3)
  • Fe3(PO4)2.8H2O
  • iron(2+), diphosphate
  • Iron(II) orthophosphate
  • ferrophosphate
  • Iron (II) Phosphate
  • Ferrous orthophosphate
  • Iron(2+) phosphate (3/2)
  • Iron phosphate (fe3(po4)2)

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
357.48 g/molcalc.
Exact mass
357.7117 Dacalc.
LogP (octanol/water)
-5.66calc.
Topological polar surface area
172.5 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
8calc.
Rotatable bonds
0calc.
Heavy atoms
13calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0calc.
Formal charge
0calc.
Stereocentres
0calc.
Components
5calc.

Calculated for screening. Confirm critical figures with the supplier.

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.

Ferrous phosphate suppliers

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

All 4 suppliers
4 of 4 offers

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

4 suppliers in 3 countries

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Ferrous phosphate 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

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

United States

  • TSCA inventory (USA)
    Status: Active in US commerce

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Ferrous phosphate is traded under.

HS 2835.29Indicative HS code

Phosphates, other

World exports in 2024
$249M
+7.3% vs 2023, imports $274M
2019 to 2024
Top exporters
  1. Germany19.7%
  2. China17.7%
  3. France * partner reported14.8%
Top importers
  1. United States8.3%
  2. Germany6.3%
  3. Malaysia6.2%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

Quick answers about Ferrous phosphate, based on the data on this page

What is Ferrous phosphate?

Ferrous phosphate is a chemical substance with the molecular formula Fe3O8P2 and a molar mass of 357.48 g/mol. Its CAS registry number is 14940-41-1. The IUPAC name is tris(iron(2+)) diphosphate.

What is the CAS number of Ferrous phosphate?

The CAS registry number of Ferrous phosphate is 14940-41-1.

What is the molecular formula and weight of Ferrous phosphate?

The molecular formula of Ferrous phosphate is Fe3O8P2 and its molar mass is 357.48 g/mol.

Is Ferrous phosphate hazardous?

No GHS hazard classification for Ferrous 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 Ferrous phosphate?

Ferrous phosphate is usually classified under HS code 283529 (Phosphates, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Ferrous phosphate?

CompoundList lists 4 suppliers of Ferrous phosphate in France, India and Italy. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

Where can I buy Ferrous phosphate in India?

1 supplier in India list Ferrous phosphate on CompoundList. Filter the suppliers list by country and send a request to compare prices, grades and delivery times.

What is the price of Ferrous phosphate?

Suppliers quote Ferrous 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 Ferrous 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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