Description

2,3-Butanedione, 1-Bromo- is a specialized brominated derivative of butanedione, a key chemical intermediate. This compound is valued for its reactive bromine atom and diketone functionality, enabling its use in advanced organic synthesis and pharmaceutical manufacturing. It is primarily sought by R&D chemists and process development teams in the pharmaceutical, agrochemical, and fine chemical sectors for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for introducing bromoacetyl functional groups.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides, where its reactive sites allow for structural diversification.
• Fine Chemical Manufacturing: Acts as a versatile precursor for synthesizing complex organic molecules, dyes, and functional materials in laboratory and pilot-scale operations.
• Cross-coupling Reactions: Employed in metal-catalyzed cross-coupling reactions (e.g., Suzuki, Heck) as an electrophilic partner due to the presence of the bromine substituent.
• Chemical Research & Development: A valuable reagent for methodological studies and exploring new reaction pathways in academic and industrial R&D settings.

Basic Information

Product Name	2,3-Butanedione, 1-Bromo-
CAS No.	5308-51-0
Molecular Formula	C4H5BrO2
Molecular Weight	165.99 g/mol
Synonyms	1-Bromo-2,3-butanedione; 1-Bromobutanedione; 1-Bromo-2,3-diketobutane; Bromoacetylacetone; α-Bromo-2,3-butanedione; 2,3-Dioxobutyl bromide; 1-Bromo-2,3-dioxobutane
EINECS	Contact for details

Quality Control

Our 2,3-Butanedione, 1-Bromo- is produced and handled under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including assay (HPLC), identity confirmation (IR, NMR), and impurity profiling, to ensure it meets the high-purity standards required for synthetic applications. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee traceability and compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, containers should be kept in amber glass or opaque packaging during storage.

Specification

Item	Specification
Appearance	Yellow to light brown liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Purity (GC)	≥ 90.0%
Water Content (KF)	≤ 0.5%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.