Description

2-Bromo-4-Methylbenzoic Acid Ethyl Ester is a versatile brominated aromatic ester that serves as a key synthetic intermediate in advanced organic chemistry. Its value lies in providing a reactive bromine handle and a protected carboxylic acid group, enabling precise molecular construction for complex target molecules. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries who require high-purity building blocks for drug discovery and material science applications.

Application

• Pharmaceutical Intermediate: A crucial building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for molecules with substituted benzoic acid scaffolds.
• Agrochemical Synthesis: Used in the research and development of novel herbicides, fungicides, and plant growth regulators.
• Liquid Crystal & OLED Material Precursor: Serves as a starting material for creating advanced organic electronic materials and liquid crystal compounds.
• Organic Synthesis Reagent: Utilized in cross-coupling reactions (e.g., Suzuki, Heck) and nucleophilic substitution reactions due to the reactive bromine atom.
• Dye & Pigment Intermediate: Acts as a precursor in the manufacture of complex organic dyes and high-performance pigments.
• Polymer Modification: Employed to introduce functional aromatic groups into polymer chains for specialty plastics and coatings.

Basic Information

Product Name	2-Bromo-4-Methylbenzoic Acid Ethyl Ester
CAS No.	155694-82-9
Molecular Formula	C10H11BrO2
Molecular Weight	243.10 g/mol
Synonyms	Ethyl 2-Bromo-4-methylbenzoate; 4-Methyl-2-bromobenzoic Acid Ethyl Ester; Benzoic acid, 2-bromo-4-methyl-, ethyl ester; 2-Bromo-p-toluic Acid Ethyl Ester; Ethyl 2-Bromo-p-toluate; 2-Bromo-4-methylbenzoic acid ethyl ester; Ethyl 2-bromo-4-methylbenzoate
EINECS	Contact for details

Quality Control

Our 2-Bromo-4-Methylbenzoic Acid Ethyl Ester is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity suitable for research and industrial synthesis. We employ advanced analytical techniques including HPLC, GC, and NMR to verify identity and purity. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with each shipment to support your quality assurance requirements.

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. For long-term storage, consider under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Related Substances (HPLC)	Individual impurity ≤ 0.5%, Total impurities ≤ 1.5%

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