Description

1,2-Benzenedicarboxylic Acid, 3-Bromo-, 1,2-Diethyl Ester is a brominated phthalate derivative, a versatile chemical intermediate prized for its reactive bromine substituent. This compound is critical for introducing bromine functionality into complex molecules, enabling advanced synthesis in research and industrial chemistry. It is primarily needed by manufacturers in the pharmaceutical, agrochemical, and specialty polymer sectors for the development of active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly where bromine is used for further functionalization or as a leaving group.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and pesticides, where the bromine atom can be pivotal for biological activity.
• Polymer Modification: Acts as a monomer or additive in the creation of specialty polymers, including flame retardants and high-performance plastics with tailored properties.
• Organic Synthesis & Research: A valuable reagent in academic and industrial R&D labs for coupling reactions (e.g., Suzuki, Heck) and as a precursor for more complex heterocyclic compounds.
• Liquid Crystal & OLED Materials: Employed in the synthesis of advanced electronic materials, where brominated aromatic esters contribute to desired molecular architectures and electronic properties.
• Dye & Pigment Manufacturing: Functions as an intermediate in the production of complex organic dyes and pigments, leveraging the bromine for color and stability modification.

Basic Information

Product Name	1,2-Benzenedicarboxylic Acid, 3-Bromo-, 1,2-Diethyl Ester
CAS No.	127413-58-5
Molecular Formula	C12H13BrO4
Molecular Weight	301.14 g/mol
Synonyms	3-Bromophthalic Acid Diethyl Ester; Diethyl 3-Bromophthalate; 3-Bromo-1,2-benzenedicarboxylic Acid Diethyl Ester; 3-Bromophthalic Acid Ethyl Ester; Diethyl 3-Bromobenzene-1,2-dicarboxylate; Ethyl 3-Bromophthalate; 3-Bromophthalic Acid Diethyl Ester; 3-Bromobenzene-1,2-dicarboxylic Acid Diethyl Ester
EINECS	Contact for details

Quality Control

Our 1,2-Benzenedicarboxylic Acid, 3-Bromo-, 1,2-Diethyl Ester is produced under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistency. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are available upon request to support your quality assurance and regulatory compliance needs.

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 strong bases and incompatible materials such as strong oxidizing agents. The compound is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
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.