Description

2-(2-Phenylethynyl)Benzoic Acid is a specialized organic compound featuring a benzoic acid core substituted with a phenylethynyl group, making it a valuable building block in advanced synthetic chemistry. This compound matters for its role as a key intermediate in the synthesis of complex molecules, particularly in materials science and pharmaceutical research. It is needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and organic electronics industries for constructing novel molecular architectures.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of active pharmaceutical ingredients (APIs) and drug candidates, particularly those with complex alkyne-based structures.
• Agrochemical Synthesis: Used in the research and development of novel pesticides and herbicides, where its molecular framework can be incorporated into bioactive molecules.
• Organic Electronic Materials: Serves as a building block for conjugated polymers and small molecules used in organic light-emitting diodes (OLEDs) and organic photovoltaics (OPVs).
• Ligand and Catalyst Development: Employed in the preparation of specialized ligands for transition metal catalysis, facilitating novel cross-coupling and cyclization reactions.
• Academic and Industrial R&D: A versatile reagent for methodological development in organic synthesis, enabling the exploration of new reaction pathways.
• Fine Chemical Production: Acts as an intermediate in the manufacture of dyes, pigments, and other performance chemicals requiring specific aromatic-alkyne functionalities.

Basic Information

Product Name	2-(2-Phenylethynyl)Benzoic Acid
CAS No.	1084-95-3
Molecular Formula	C15H10O2
Molecular Weight	222.24 g/mol
Synonyms	2-(Phenylethynyl)benzoic acid; 2-Ethynylbenzoic acid phenyl derivative; o-(Phenylethynyl)benzoic acid; Benzoic acid, 2-(2-phenylethynyl)-; [1,1'-Biphenyl]-2-carboxylic acid, 2'-ethynyl- (related); 2-(Phenylethinyl)benzoesäure (German); Ácido 2-(2-feniletil)benzoico (Spanish)
EINECS	Contact for details

Quality Control

Our 2-(2-Phenylethynyl)Benzoic Acid is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing specifications such as assay (HPLC), related substances, and physical characteristics are available upon request. We adhere to cGMP principles where applicable to support our clients in regulated industries.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from strong oxidizing agents and bases. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
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.