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magnesium sulfate

Also known as: Magnesium sulfate anhydrous, anhydrous magnesium sulfate, MgSO4, Sulfuric acid magnesium salt (1:1)

magnesium sulfate (CAS 7487-88-9) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula MgO4S and a molecular weight of 120.368 g/mol. Key properties include a melting point of 1124 °C, a boiling point of 330ºC at 760 mmHg and a density of 1.07 g/mL at 20 °C. It is listed by 1 supplier; request a quote for pricing. Record last updated Aug 21, 2026.

CAS No.
7487-88-9
Jingsj CID
J-1968675-2
Molecular Formula
MgO4S
Molecular Weight
120.368 g/mol
Category
Inorganic Chemicals
Last updated
8/21/2026
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Physicochemical Properties

Melting Point1124 °C
Boiling Point330ºC at 760 mmHg
Density1.07 g/mL at 20 °C
Exact Mass119.936768
PSA88.64000
Additional Property<0.01 (vs air)
Vapor Pressure<0.1 mm Hg ( 20 °C)
Additional PropertyH2O: 1 M at 20 °C, clear, colorless

Activity & Biological Data

Additional Information[1]. Okusanya BO, et al. Clinical pharmacokinetic properties of magnesium sulphate in women with pre-eclampsia and eclampsia. BJOG. 2016;123(3):356-366. [2]. Ramsey PS, et al. Magnesium sulfate as a tocolytic agent. Semin Perinatol. 2001;25(4):236-247.

Customs & Trade Information

HS Code2833210000

Frequently Asked Questions

What is the CAS number of magnesium sulfate?

The CAS number of magnesium sulfate is 7487-88-9.

What are the molecular formula and molecular weight of magnesium sulfate?

magnesium sulfate has molecular formula MgO4S and molecular weight 120.368 g/mol.

Which suppliers offer magnesium sulfate?

1 supplier(s) listed; request a quote for pricing.

What are the upstream and downstream products of magnesium sulfate?

For magnesium sulfate, Upstream Products: 1,1-bis(4-methoxyphenyl)prop-2-yn-1-ol, Sodium bicarbonate, SULFUR DIOXIDE; Downstream Products: 3-Methyl-1-penten-4-yn-3-ol, 3-Chloro-2-nitrobenzoic acid, 1,3,5-trimethyl-2-phenylbenzene.

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 sulfate (CAS 7487-88-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1968675-2 (accessed 2026-11-06).

Data for reference only; verify product details with suppliers before purchase.