Description

4-Ethyl-3-Hydroxybenzoic Acid is a versatile organic compound belonging to the class of hydroxybenzoic acids. This chemical serves as a valuable building block and intermediate in the synthesis of more complex molecules, particularly in the pharmaceutical and agrochemical sectors. It is essential for manufacturers and R&D laboratories seeking a reliable, high-purity precursor for advanced chemical synthesis.

Application

• Pharmaceutical Intermediate: Key starting material for the synthesis of active pharmaceutical ingredients (APIs), especially those with anti-inflammatory or analgesic properties.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and plant growth regulators.
• Liquid Crystal & Polymer Chemistry: Acts as a monomer or a modifying agent in the production of specialty polymers and liquid crystal materials.
• Organic Synthesis & Research: A crucial reagent for constructing complex organic frameworks in academic and industrial research laboratories.
• Dye & Pigment Manufacturing: Serves as an intermediate in the synthesis of certain azo dyes and high-performance pigments.
• Flavor & Fragrance Industry: Potential use as a precursor for synthetic aromatic compounds.

Basic Information

Product Name	4-Ethyl-3-Hydroxybenzoic Acid
CAS No.	100523-85-1
Molecular Formula	C9H10O3
Molecular Weight	166.17 g/mol
Synonyms	3-Hydroxy-4-ethylbenzoic Acid; 4-Ethyl-3-hydroxybenzoic acid; Benzoic acid, 4-ethyl-3-hydroxy-; 3-Hydroxy-p-ethylbenzoic acid; 4-Ethylsalicylic Acid (common name); 4-Ethyl-3-hydroxybenzoic acid; 100523-85-1; 4-Ethyl-3-hydroxy-benzoic acid
EINECS	Contact for details

Quality Control

Our 4-Ethyl-3-Hydroxybenzoic Acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity and consistent performance. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing 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). This product is hygroscopic (moisture-sensitive); ensure the container is kept tightly sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	185 - 190 °C
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%

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