Magnesium pyrophosphate
Also known as: Magnesium diphosphate, Diphosphoric acid, magnesium salt (1:2), Dimagnesium pyrophosphate, Magnesium phosphate (pyro)
Magnesium pyrophosphate (CAS 13446-24-7) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula Mg2O7P2 and a molecular weight of 222.55300 g/mol. Key properties include a melting point of 1383℃ [HAW93] and a density of 2.56 g/mL at 25 °C(lit.). It is listed by 2 suppliers, 1 of which publish reference prices, from 5.78 to 7.80 CNY. Record last updated Aug 21, 2026.
- CAS No.
- 13446-24-7
- Jingsj CID
- J-10556-7
- Molecular Formula
- Mg2O7P2
- Molecular Weight
- 222.55300 g/mol
- Category
- Inorganic Chemicals
- Last updated
- 8/21/2026
| Supplier | Purity / Pack | Base Price | Unit Price | Origin | |
|---|---|---|---|---|---|
In Stock | 99% 500g | ¥2,890.00 | $0.86 /gBest ¥5.78/g CNY | CN China MOQ 500g | |
In Stock | 99% 250g | ¥1,500.00 | $0.9 /g ¥6.00/g CNY | CN China MOQ 250g | |
In Stock | 99% 100g | ¥780.00 | $1.17 /g ¥7.80/g CNY | CN China MOQ 100g |
Physicochemical Properties
| Melting Point | 1383℃ [HAW93] |
|---|---|
| Density | 2.56 g/mL at 25 °C(lit.) |
| Exact Mass | 221.88200 |
| PSA | 155.23000 |
| LogP | 0.94120 |
| Appearance | Powder | White |
| Additional Property | Soluble in dilute mineral acids. Insoluble in water. |
Frequently Asked Questions
What is the CAS number of Magnesium pyrophosphate?
The CAS number of Magnesium pyrophosphate is 13446-24-7.
What are the molecular formula and molecular weight of Magnesium pyrophosphate?
Magnesium pyrophosphate has molecular formula Mg2O7P2 and molecular weight 222.55300 g/mol.
Which suppliers offer Magnesium pyrophosphate?
2 supplier(s) listed; reference unit price ¥5.78–7.80 /g.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Magnesium pyrophosphate (CAS 13446-24-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-10556-7 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.