Description

Propanoic Acid, 2-Methyl-, 3-Bromophenyl Ester is a specialized organic ester compound of significant interest in advanced chemical synthesis. This high-purity intermediate is valued for its unique molecular structure, which incorporates both a bromoaryl group and an isobutyrate moiety, enabling precise functionalization in complex reaction pathways. It is primarily sought by research institutions and industrial manufacturers in the pharmaceutical and agrochemical sectors for the development of novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of complex drug molecules, particularly those requiring brominated aromatic systems for bioactivity or further coupling reactions.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides, herbicides, and fungicides where the bromophenyl group acts as a crucial structural component.
• Liquid Crystal & OLED Material Precursor: Serves as a starting material or intermediate in the manufacture of specialty chemicals for electronic displays and organic light-emitting diodes.
• Polymer Modification Agent: Employed to introduce specific functional groups into polymer chains, altering properties like solubility, thermal stability, or reactivity.
• Organic Synthesis Reagent: Utilized in academic and industrial R&D laboratories for cross-coupling reactions, esterifications, and as a protecting group in multi-step synthetic routes.
• Flavor & Fragrance Ingredient Intermediate: Acts as a precursor in the controlled synthesis of complex esters used in high-value aroma and flavor compounds.

Basic Information

Product Name	Propanoic Acid, 2-Methyl-, 3-Bromophenyl Ester
CAS No.	140896-86-2
Molecular Formula	C10H11BrO2
Molecular Weight	243.10 g/mol
Synonyms	3-Bromophenyl 2-methylpropanoate; 3-Bromophenyl isobutyrate; m-Bromophenyl isobutyrate; Isobutyric acid 3-bromophenyl ester; 2-Methylpropanoic acid 3-bromophenyl ester; 140896-86-2; 3-Bromophenyl 2-methylpropionate
EINECS	Contact for details

Quality Control

Every batch of Propanoic Acid, 2-Methyl-, 3-Bromophenyl Ester is manufactured and tested under a strict quality management system. We guarantee high chemical purity and consistency, with specifications tailored to meet the rigorous demands of synthesis and production. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to ensure full traceability and compliance with your project requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame. For long-term storage under inert atmosphere, please contact our technical team for specific recommendations.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Residual Solvents (GC)	Meets ICH guidelines

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