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Isopropylmagnesium bromide

Also known as: Bromo(isopropyl)magnesium, Bromoisopropylmagnesium, 1-Methylethylmagnesium bromide, 2-Propylmagnesium bromide, iso-Propylmagnesium bromide, Isopropylmagnesium bromide solution, Isopropylbromomagnesium, Magnesium, bromo(1-methylethyl)-, Magnesium, bromoisopropyl-, I-PROPYLMAGNESIUM BROMIDE, MFCD00672110, EINECS 213-056-8

Isopropylmagnesium bromide (CAS 920-39-8) is a compound in the Organohalogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C3H7BrMg and a molecular weight of 147.297 g/mol. Key properties include a melting point of 114-116ºC, a boiling point of 148-154℃, a density of 0.982 g/mL at 25 °C and a flash point of -17ºC. It is classified under GHS with signal word Danger and hazard statements H225 — Highly flammable liquid and vapour, H260 and H302 — Harmful if swallowed. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
920-39-8
Jingsj CID
J-34894-7
Molecular Formula
C3H7BrMg
Molecular Weight
147.297 g/mol
Category
Organohalogen Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point114-116ºC
Boiling Point148-154℃
Density0.982 g/mL at 25 °C
Flash Point-17ºC
Exact Mass145.958145
LogP2.20960
Storage Conditions2-8°C
Additional PropertyMiscible with tetrahydorfuran and diethyl ether. Immiscible with hydrocarbons.

GHS Safety & Compliance

Flammable / Corrosion / Irritant / Health HazardSignal word: Danger
  • H225 — Highly flammable liquid and vapour
  • H260
  • H302 — Harmful if swallowed
  • H314 — Causes severe skin burns and eye damage
  • H335 — May cause respiratory irritation
  • H351 — Suspected of causing cancer

Frequently Asked Questions

What is the CAS number of Isopropylmagnesium bromide?

The CAS number of Isopropylmagnesium bromide is 920-39-8.

What are the molecular formula and molecular weight of Isopropylmagnesium bromide?

Isopropylmagnesium bromide has molecular formula C3H7BrMg and molecular weight 147.297 g/mol.

Is Isopropylmagnesium bromide hazardous?

Isopropylmagnesium bromide has GHS signal word Danger and hazard statements H225 — Highly flammable liquid and vapour; H260; H302 — Harmful if swallowed.

What are the upstream and downstream products of Isopropylmagnesium bromide?

For Isopropylmagnesium bromide, Upstream Products: 2-Bromopropane; Downstream Products: 2-Methyl-3-pentanone, 4-methyl-1-pentyn-3-ol, (R)-(+)-2-Methyl-1-phenyl-1-propanol.

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

Last updated:

How to cite: Jingsj. "Isopropylmagnesium bromide (CAS 920-39-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-34894-7 (accessed 2026-11-09).

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