Description

Butanedioic Acid, 2,3-Dibromo-, Ethyl Methyl Ester (9Ci) is a specialized brominated succinate derivative, a high-purity chemical intermediate valued for its unique reactivity and functional groups. This compound is critical for advanced organic synthesis, particularly in constructing complex molecular architectures for pharmaceuticals and agrochemicals. It is primarily sought by R&D chemists and process development scientists in the fine chemical, pharmaceutical, and crop protection industries for applications requiring precise bromination and ester functionality.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of active pharmaceutical ingredients (APIs), especially those requiring brominated motifs or specific ester linkages.
• Agrochemical Synthesis: Used in the research and development of novel herbicides, fungicides, and insecticides, where the dibromo moiety can impart specific biological activity.
• Fine Chemical Production: Acts as a versatile reagent for introducing bromine atoms and ester groups into target molecules in custom synthesis and process chemistry.
• Academic & Industrial Research: Employed in methodological studies and as a model compound for investigating bromination reactions and ester transformation pathways.
• Material Science Precursor: Potential use in the synthesis of specialized monomers or additives for polymers with specific flame-retardant or reactivity properties.

Basic Information

Product Name	Butanedioic Acid, 2,3-Dibromo-, Ethyl Methyl Ester (9Ci)
CAS No.	500137-39-3
Molecular Formula	C7H10Br2O4
Molecular Weight	309.96 g/mol
Synonyms	2,3-Dibromosuccinic Acid Ethyl Methyl Ester; Ethyl Methyl 2,3-Dibromosuccinate; Methyl Ethyl 2,3-Dibromosuccinate; 2,3-Dibromobutanedioic Acid Ethyl Methyl Ester; Succinic Acid, 2,3-Dibromo-, Ethyl Methyl Ester; Ethyl Methyl Dibromosuccinate; DBSE (abbreviation)
EINECS	Contact for details

Quality Control

Our Butanedioic Acid, 2,3-Dibromo-, Ethyl Methyl Ester (9Ci) is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chromatography (HPLC/GC) and spectroscopic methods (NMR, IR), to ensure identity, purity, and consistency. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment. We support development and scale-up with custom purity grades and analytical method development upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or low-melting solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Purity (GC)	≥ 96.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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