1-bromo-2,2-dimethoxypropane

1-溴-2,2-二甲氧基丙烷

Also known as: bromoacetone dimethyl acetal, bromoacetone dimethyl ketal, 1-bromo-2,2-dimethoxyprpopane, 2,2-dimethoxy-3-bromopropane, 2,2-dimethoxybromopropane, propane, 1-bromo-2,2-dimethoxy-

1-bromo-2,2-dimethoxypropane (CAS 126-38-5) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C5H11BrO2 and a molecular weight of 183.044 g/mol. It is also known as bromoacetone dimethyl acetal, bromoacetone dimethyl ketal and 1-bromo-2,2-dimethoxyprpopane. Key properties include a boiling point of 154.4±0.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 40.6±0.0 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
126-38-5
Jingsj CID
J-9938-9
Molecular Formula
C5H11BrO2
Chinese Name
1-溴-2,2-二甲氧基丙烷
Molecular Weight
183.044 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point154.4±0.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point40.6±0.0 °C

GHS Safety & Compliance

Flammable / IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 1-bromo-2,2-dimethoxypropane?

The CAS number of 1-bromo-2,2-dimethoxypropane is 126-38-5.

What are the molecular formula and molecular weight of 1-bromo-2,2-dimethoxypropane?

1-bromo-2,2-dimethoxypropane has molecular formula C5H11BrO2 and molecular weight 183.044 g/mol.

Is 1-bromo-2,2-dimethoxypropane hazardous?

1-bromo-2,2-dimethoxypropane has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "1-bromo-2,2-dimethoxypropane (CAS 126-38-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-9938-9 (accessed 2026-10-22).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.