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Pentamethylenebis(magnesium bromide)

Also known as: Pentane-1,5-diylbis(magnesium bromide), bromo-[5-(bromomagnesio)pentyl]magnesium, pentamethylenebismagnesium dibromide, 1,5-bis(bromomagnesio)pentane, Pentamethylenebis(magnesium bromide) solution 0.5 M in THF

Pentamethylenebis(magnesium bromide) (CAS 23708-48-7) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C5H10Br2Mg2 and a molecular weight of 279.55900 g/mol. Key properties include a density of 0.999 g/mL at 25ºC and a flash point of -17.2 °C. No supplier offers are currently listed; request a quote. Record last updated Nov 2, 2026.

CAS No.
23708-48-7
Jingsj CID
J-1992418-6
Molecular Formula
C5H10Br2Mg2
Molecular Weight
279.55900 g/mol
Category
Aliphatic Hydrocarbons
Last updated
11/2/2026
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Physicochemical Properties

Density0.999 g/mL at 25ºC
Flash Point-17.2 °C
Exact Mass276.89300
AppearanceSolution | Yellow to brown or gray

Frequently Asked Questions

What is the CAS number of Pentamethylenebis(magnesium bromide)?

The CAS number of Pentamethylenebis(magnesium bromide) is 23708-48-7.

What are the molecular formula and molecular weight of Pentamethylenebis(magnesium bromide)?

Pentamethylenebis(magnesium bromide) has molecular formula C5H10Br2Mg2 and molecular weight 279.55900 g/mol.

What are the upstream and downstream products of Pentamethylenebis(magnesium bromide)?

For Pentamethylenebis(magnesium bromide), Upstream Products: 1,5-Dibromopentane; Downstream Products: 1-propylcyclohexan-1-ol, Pimelic acid, Cyclohexanone.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Pentamethylenebis(magnesium bromide) (CAS 23708-48-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1992418-6 (accessed 2026-11-09).

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