Description

1,4-Diethyl 2-Bromobenzene-1,4-Dicarboxylate is a high-purity brominated aromatic diester, serving as a versatile and critical building block in advanced organic synthesis. Its value lies in providing a functionalized benzene core that enables precise molecular construction for complex target molecules. This intermediate is essential for research and development chemists and process engineers in the pharmaceutical, agrochemical, and specialty materials industries seeking to introduce specific bromine and ester functionalities.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for molecules requiring a bromo-substituted aromatic scaffold.
• Agrochemical Synthesis: Used in the development of herbicides, fungicides, and insecticides where the bromine atom acts as a handle for further functionalization.
• Ligand and Catalyst Preparation: Serves as a starting material for synthesizing specialized ligands used in transition metal catalysis and cross-coupling reactions.
• Material Science Research: Employed in the creation of novel organic semiconductors, liquid crystals, and polymers with tailored electronic properties.
• Custom Chemical Synthesis: A valuable substrate for contract research organizations (CROs) and fine chemical manufacturers producing bespoke compounds for clients.
• Academic Research: Utilized in university and institutional labs for methodological development and exploring new reaction pathways in organic chemistry.

Basic Information

Product Name	1,4-Diethyl 2-Bromobenzene-1,4-Dicarboxylate
CAS No.	154239-21-1
Molecular Formula	C12H13BrO4
Molecular Weight	301.14 g/mol
Synonyms	Diethyl 2-Bromoterephthalate; 2-Bromoterephthalic Acid Diethyl Ester; 1,4-Bis(ethoxycarbonyl)-2-bromobenzene; 2-Bromo-1,4-benzenedicarboxylic Acid Diethyl Ester; Ethyl 2-Bromo-1,4-benzenedicarboxylate; 2-Bromobenzene-1,4-dicarboxylic Acid Diethyl Ester; Terephthalic Acid, 2-Bromo-, Diethyl Ester
EINECS	Contact for details

Quality Control

Our production of 1,4-Diethyl 2-Bromobenzene-1,4-Dicarboxylate adheres to stringent quality management protocols to ensure batch-to-batch consistency and reliability. Each lot undergoes comprehensive analytical testing, including HPLC, GC, NMR, and elemental analysis, to verify identity, purity, and impurity profiles. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to support your quality assurance and regulatory 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 organic solvents. The compound is light-sensitive and should be handled under appropriate conditions to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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