Description

4,4'-Diformyldiphenylamine CAS NO 336619-72-8 is a high-purity aromatic amine derivative featuring two formyl groups in the para positions. This compound serves as a critical advanced intermediate in the synthesis of high-performance polymers, dyes, and pharmaceutical agents. It is essential for manufacturers and R&D laboratories in the specialty chemicals, polymer science, and agrochemical sectors seeking to develop novel materials with specific functional properties.

Application

• Polymer Intermediate: Key monomer for the synthesis of polyimides, polyamides, and other high-temperature, high-strength engineering plastics.
• Pharmaceutical Synthesis: Serves as a versatile building block for creating active pharmaceutical ingredients (APIs) and complex organic molecules.
• Dye and Pigment Manufacturing: Used in the production of specialized dyes, pigments, and optical brighteners due to its conjugated aromatic structure.
• Agrochemical Intermediates: Employed in the synthesis of advanced herbicides, pesticides, and plant growth regulators.
• Liquid Crystal Materials: Acts as a precursor in the manufacture of components for liquid crystal displays (LCDs).
• Cross-linking Agent: Utilized in epoxy resin systems and other thermosetting polymers to enhance thermal and mechanical properties.
• Organic Synthesis & Research: A valuable reagent in academic and industrial research for constructing complex molecular architectures.

Basic Information

Product Name	4,4'-Diformyldiphenylamine
CAS No.	336619-72-8
Molecular Formula	C14H11NO2
Molecular Weight	225.24 g/mol
Synonyms	Bis(4-formylphenyl)amine; N,N-Bis(4-formylphenyl)amine; 4,4'-Diformyl diphenylamine; 4-Aminobenzaldehyde dimer; p,p'-Diformyldiphenylamine; [1,1'-Biphenyl]-4,4'-diamine, N,N-diformyl-; (4-Formylphenyl)(4-formylphenyl)amine
EINECS	Contact for details

Quality Control

Our 4,4'-Diformyldiphenylamine is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all specifications. Our quality commitment aligns with cGMP and ISO principles to meet the stringent requirements of our global B2B clientele.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). This material is easily oxidized; for long-term storage, consider an inert atmosphere (e.g., nitrogen or argon). Keep away from strong oxidizing agents and incompatible materials.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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