Description

4-(2-Pyridin-4-Ylethynyl)Benzoic Acid is a high-purity organic building block featuring a benzoic acid core linked to a pyridine ring via an ethynyl bridge. This compound matters as a versatile and valuable intermediate for advanced organic synthesis, particularly in the development of pharmaceuticals and functional materials. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and material science industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of active pharmaceutical ingredients (APIs), especially those targeting neurological or oncological pathways.
• Ligand Synthesis: Used in the preparation of novel ligands for catalysis and metal-organic frameworks (MOFs).
• Material Science Research: Serves as a precursor for organic electronic materials, such as organic light-emitting diodes (OLEDs) and semiconductors.
• Agrochemical Development: Intermediate in the research and synthesis of new crop protection agents and herbicides.
• Chemical Biology Probes: Utilized to create molecular probes for studying biological processes and protein interactions.
• Academic & Industrial R&D: Fundamental research compound in organic chemistry for novel reaction development and methodology studies.

Basic Information

Product Name	4-(2-Pyridin-4-Ylethynyl)Benzoic Acid
CAS No.	212138-35-7
Molecular Formula	C14H9NO2
Molecular Weight	223.23 g/mol
Synonyms	4-[(Pyridin-4-yl)ethynyl]benzoic acid; 4-(2-(Pyridin-4-yl)ethynyl)benzoic acid; 4-(Pyridin-4-ylethynyl)benzoic acid; Benzoic acid, 4-[(4-pyridinyl)ethynyl]-; 4-(4-Pyridylethynyl)benzoic acid; 212138-35-7; 4-(Pyridin-4-ylethynyl)benzoic acid
EINECS	Contact for details

Quality Control

Our 4-(2-Pyridin-4-Ylethynyl)Benzoic Acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and NMR for structural confirmation, to ensure it meets the high standards required for research and development. Certificates of Analysis (COA) with detailed specifications are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). The compound may be light-sensitive; prolonged exposure to light should be avoided.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 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.