Description

3-Ethynyl-Benzoic Acid is a high-purity, versatile aromatic building block featuring both a carboxylic acid and an ethynyl (acetylene) functional group. This unique bifunctional structure makes it a critical intermediate for synthesizing complex molecules in advanced research and development. It is primarily sought after by pharmaceutical, agrochemical, and material science industries for applications in drug discovery, polymer chemistry, and the creation of novel organic frameworks.

Application

• Pharmaceutical Intermediate: A key synthon for the development of active pharmaceutical ingredients (APIs), particularly in kinase inhibitor and oncology research.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and plant growth regulators.
• Material Science & Polymer Chemistry: Serves as a monomer or cross-linking agent for creating specialty polymers, resins, and advanced organic materials.
• Ligand & Catalyst Development: Employed in the synthesis of novel ligands for metal-organic frameworks (MOFs) and homogeneous catalysis.
• Organic Electronic Materials: A precursor for developing conjugated molecules used in organic light-emitting diodes (OLEDs) and semiconductors.
• Chemical Research & Development: A versatile building block for academic and industrial R&D in synthetic organic chemistry.

Basic Information

Product Name	3-Ethynyl-Benzoic Acid
CAS No.	10601-99-7
Molecular Formula	C9H6O2
Molecular Weight	146.14 g/mol
Synonyms	3-Ethynylbenzoic Acid; m-Ethynylbenzoic Acid; Benzoic acid, 3-ethynyl-; 3-Carboxyphenylacetylene; 3-Ethynylbenzenecarboxylic acid; 10601-99-7
EINECS	Contact for details

Quality Control

Our 3-Ethynyl-Benzoic Acid is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC, NMR, and FTIR, to ensure identity, purity, and consistency. We provide detailed Certificates of Analysis (COA) with each shipment, guaranteeing traceability and compliance with your project specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from incompatible materials such as strong oxidizers, bases, and reducing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
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.