Description

o-Propionylbenzoic Acid is a versatile aromatic ketone carboxylic acid derivative, serving as a key synthetic intermediate in advanced organic chemistry. Its value lies in its bifunctional structure, which allows for selective transformations of both the ketone and carboxylic acid groups, enabling the construction of complex molecular architectures. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries, particularly for developing active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A crucial building block for the synthesis of novel drug candidates, including non-steroidal anti-inflammatory drugs (NSAIDs) and other bioactive molecules.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and plant growth regulators, leveraging its aromatic backbone for efficacy.
• Organic Synthesis & Research: Acts as a versatile precursor for Friedel-Crafts acylation reactions, Grignard reactions, and the preparation of heterocyclic compounds.
• Dye & Pigment Manufacturing: Serves as an intermediate in the synthesis of complex organic dyes and colorants for industrial applications.
• Polymer Chemistry: Can be incorporated as a monomer or cross-linking agent to modify polymer properties such as thermal stability and solubility.
• Ligand & Catalyst Development: Useful for creating chelating ligands in coordination chemistry and catalysis research.

Basic Information

Product Name	o-Propionylbenzoic Acid
CAS No.	2360-45-4
Molecular Formula	C10H10O3
Molecular Weight	178.18 g/mol
Synonyms	2-Propionylbenzoic Acid; 2-(1-Oxopropyl)benzoic Acid; Benzoic acid, 2-propionyl-; o-Propionylbenzoic Acid; 2-Propanoylbenzoic Acid; 2-Carboxypropiophenone; α-Methyl-o-benzoylformic Acid; 2-Benzoylpropionic Acid (common misnomer, check structure)
EINECS	219-104-7

Quality Control

Our o-Propionylbenzoic Acid CAS NO 2360-45-4 is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation by IR and NMR spectroscopy, to ensure it meets the high standards required for research and industrial synthesis. 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 controlled room temperature (15-25°C). Keep away from strong oxidizing agents, strong bases, and sources of ignition.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	108 - 112 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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