Description

5-Bromo-2-Ethylbenzoic Acid Methyl Ester is a high-purity organic building block and versatile synthetic intermediate. This compound is valued for its bromine and ester functional groups, which enable critical transformations in advanced organic synthesis. It is primarily sought after by research and development chemists in the pharmaceutical and agrochemical industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for candidates targeting central nervous system (CNS) disorders and inflammation.
• Agrochemical Synthesis: Used in the research and development of novel herbicides, fungicides, and plant growth regulators.
• Material Science Research: Serves as a precursor for liquid crystals, organic semiconductors, and advanced polymer materials.
• Organic Synthesis: Employed in cross-coupling reactions (e.g., Suzuki, Stille) and as a substrate for further functionalization of the aromatic ring or ester group.
• Chemical Reference Standard: Used for analytical method development, validation, and quality control in chemical manufacturing.

Basic Information

Product Name	5-Bromo-2-Ethylbenzoic Acid Methyl Ester
CAS No.	439937-54-9
Molecular Formula	C10H11BrO2
Molecular Weight	243.10 g/mol
Synonyms	Methyl 5-Bromo-2-ethylbenzoate; 2-Ethyl-5-bromobenzoic Acid Methyl Ester; Benzoic acid, 5-bromo-2-ethyl-, methyl ester; 439937-54-9; Methyl 2-ethyl-5-bromobenzoate; 5-Bromo-2-ethyl methyl benzoate
EINECS	Contact for details

Quality Control

Our 5-Bromo-2-Ethylbenzoic Acid Methyl Ester is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure high chemical purity and identity confirmation. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting all critical quality attributes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from strong oxidizing agents and bases.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 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.