Bromoacetaldehyde dimethyl acetal, CAS No. 7252-83-7

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7252-83-7

Catalog No. EBD18027

CAS 7252-83-7

Name Bromoacetaldehyde dimethyl acetal

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Basic Information

Synonyms: Bromoacetaldehydedimethylacetal 1-bromo-2,2-dimethoxyethane 2-Bromo-1,1-dimethoxyethane ethane,2-bromo-1,1-dimethoxy-

Molecular Formula: C4H9BrO2

Molecular Weight: 169.02

MDL Number: MFCD00000213

Categories: Synthetic Chemistry > Organic Building Blocks > Halogenated Compounds Synthetic Chemistry > Basic Synthetic Reagents > Halogenation Reagents

Product Description:

2-Bromo-1,1-dimethoxyethane is an organic compound characterized by a bromoacetal structure. It serves as a versatile reagent in organic synthesis, primarily functioning as a synthetic equivalent of bromoacetaldehyde. This compound is a protected form of bromoacetaldehyde, with the aldehyde group masked as a dimethyl acetal, which enhances its stability and handling properties compared to the free aldehyde. Its primary application is as a building block for the introduction of the 2-bromoethoxy or related functional groups into target molecules. It is notably used in the synthesis of heterocyclic compounds, such as imidazoles and oxazoles. Additionally, it acts as an alkylating agent and is employed in the preparation of various pharmaceuticals and agrochemical intermediates. The compound is a valuable precursor for generating α-halo carbonyl synthons under controlled conditions. As a halogenated acetal, it requires careful handling due to its potential lachrymatory effects and reactivity. It is typically used under anhydrous conditions in reactions like nucleophilic substitutions and cyclizations to construct complex molecular architectures.

Physical Properties

Boiling Point: 148-150 °C(lit.)

Flash Point: 51 °C

Density: 1.43 g/mL at 25 °C(lit.)

Solubility: insoluble

Refractivity: n20/D 1.445(lit.)

Storage: 2-8°C

Safety Information

Packing Level: III

Hazard Category: 3

Transport Codes: 1989C

Analytical Data

Appearance: clear colourless to light yellow liquid