Description

4-Acetylbenzoic Acid is a versatile aromatic ketone-carboxylic acid derivative that serves as a critical building block in advanced organic synthesis. This compound matters for its bifunctional reactivity, offering both an acetyl group for condensation reactions and a carboxylic acid for esterification or amide coupling. It is primarily needed by R&D chemists and process engineers in the pharmaceutical, agrochemical, and specialty polymer industries for creating complex molecular architectures.

Application

• Pharmaceutical Intermediates: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for non-steroidal anti-inflammatory drugs (NSAIDs) and other therapeutic agents.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and plant growth regulators, leveraging its aromatic backbone for bioactive molecule design.
• Liquid Crystal & Polymer Chemistry: Serves as a monomer or modifying agent for creating specialized polyesters, polyamides, and liquid crystal polymers (LCPs) with enhanced thermal and mechanical properties.
• Organic Synthesis & Research: A valuable reagent for Friedel-Crafts acylation analogs, Grignard reactions, and as a starting material for heterocyclic compounds like benzofurans and quinolones.
• Dye & Pigment Manufacturing: Intermediate in the production of advanced organic dyes and pigments, where its structure contributes to color fastness and stability.
• Coordination Chemistry: Can act as a ligand for metal-organic frameworks (MOFs) or catalysts due to its carboxylic acid functionality.

Basic Information

Product Name	4-Acetylbenzoic Acid
CAS No.	586-89-0
Molecular Formula	C9H8O3
Molecular Weight	164.16 g/mol
Synonyms	p-Acetylbenzoic Acid; 4-Acetylbenzenecarboxylic Acid; 4-Acetylbenzoic Acid; Acetophenone-4-carboxylic Acid; 4-Carboxyacetophenone; p-Carboxyacetophenone; 4-Acetyl-Benzoic Acid; Benzoic acid, 4-acetyl-
EINECS	209-577-4

Quality Control

Our 4-Acetylbenzoic Acid is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets exacting standards for research and industrial use. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment to guarantee traceability and consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to prevent moisture absorption, which can affect product stability and performance.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	208°C - 212°C
Loss on Drying	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm
Residue on Ignition	≤ 0.1%

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