Description

N,N'-(1,4-Phenylene)Diisonicotinamide is a high-purity organic compound, CAS NO 55119-42-1, serving as a critical building block in advanced material synthesis and pharmaceutical research. Its rigid, symmetrical structure featuring two isonicotinamide groups makes it an invaluable precursor for creating metal-organic frameworks (MOFs), coordination polymers, and functional ligands. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors who require a reliable, high-quality intermediate for developing new active ingredients and sophisticated polymeric materials.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of novel drug candidates, particularly those targeting neurological and infectious diseases.
• Metal-Organic Framework (MOF) Synthesis: Acts as a versatile organic linker or ligand for constructing porous MOFs with applications in gas storage, separation, and catalysis.
• Coordination Chemistry & Catalyst Design: Used to create complex ligands for transition metal catalysts employed in fine chemical and asymmetric synthesis.
• Polymer & Material Science: Incorporated as a monomer or cross-linking agent to develop high-performance polymers, liquid crystals, and advanced composite materials.
• Agrochemical Research: Serves as a structural component in the synthesis of new herbicides, fungicides, and plant growth regulators.
• Analytical & Diagnostic Reagents: Utilized in the development of chemical sensors and diagnostic agents due to its specific binding properties.

Basic Information

Product Name	N,N'-(1,4-Phenylene)Diisonicotinamide
CAS No.	55119-42-1
Molecular Formula	C20H16N4O2
Molecular Weight	344.37 g/mol
Synonyms	1,4-Phenylenediisonicotinamide; N,N'-Bis(4-pyridinylcarbonyl)-1,4-benzenediamine; Terephthaloylbis(isonicotinamide); 1,4-Bis(isonicotinamido)benzene; 4,4'-(1,4-Phenylenebis(azanediyl))bis(1-(pyridin-4-yl)ethan-1-one) (tautomer); PDI; DIPY; Contact for additional trade names and abbreviations.
EINECS	Contact for details

Quality Control

Our N,N'-(1,4-Phenylene)Diisonicotinamide is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, NMR and IR for structural confirmation, and tests for residual solvents and heavy metals. A detailed Certificate of Analysis (COA) is provided with every shipment, ensuring traceability and compliance with your research or production specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed after opening to minimize exposure to atmospheric moisture. Keep away from incompatible materials.

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	≤ 1.0%
Residual Solvents (GC)	Meets ICH guidelines
Heavy Metals	< 20 ppm

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