Description

4-Ethylbenzoic Acid is a valuable aromatic carboxylic acid derivative, serving as a versatile intermediate in advanced organic synthesis. Its ethyl-substituted benzoic acid structure makes it a critical building block for creating complex molecules with tailored properties. This compound is essential for research and development laboratories, pharmaceutical manufacturers, and fine chemical producers seeking high-purity synthetic precursors.

Application

• Pharmaceutical Intermediate: A key starting material or building block in the synthesis of active pharmaceutical ingredients (APIs) and other bioactive compounds.
• Liquid Crystal & Polymer Chemistry: Used in the production of monomers and additives for advanced polymers and liquid crystal displays (LCDs).
• Agrochemical Synthesis: Acts as a precursor in the manufacture of herbicides, fungicides, and other crop protection agents.
• Organic Synthesis & Research: Employed in academic and industrial R&D for constructing complex organic molecules, including ligands and catalysts.
• Dye & Pigment Manufacturing: Serves as an intermediate in the production of specialized dyes and organic pigments.
• Flavor & Fragrance Industry: Utilized in the synthesis of certain aromatic compounds for fragrance and flavor applications.

Basic Information

Product Name	4-Ethylbenzoic Acid
CAS No.	619-64-7
Molecular Formula	C9H10O2
Molecular Weight	150.17 g/mol
Synonyms	p-Ethylbenzoic Acid; 4-Ethylbenzenecarboxylic Acid; Benzoic acid, 4-ethyl-; p-Carboxyethylbenzene; 4-Carboxyethylbenzene; 1-Ethyl-4-carboxybenzene; 4-Ethyl-Benzoic Acid; (4-Ethylphenyl)carboxylic acid
EINECS	210-596-7

Quality Control

Our 4-Ethylbenzoic Acid is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure high purity and consistent performance. We provide detailed Certificates of Analysis (COA) with every shipment, documenting key parameters such as assay, identity, and impurity profiles. Our quality commitment supports applications requiring reliable and traceable raw materials.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥98.0%
Melting Point	112°C - 116°C
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.