Description

Dipropyl 4,4'-[1,4-Phenylenebis(Carbonylimino)]Dibenzoate is a specialized organic compound belonging to the class of aromatic diesters and diamides. This chemical is valued for its role as a high-performance intermediate and functional additive in advanced material synthesis. It is primarily sought by R&D and production teams in the polymer, specialty chemical, and pharmaceutical industries for applications requiring precise molecular architecture and thermal stability.

Application

• Polymer Industry: As a monomer or chain extender in the synthesis of high-performance polyamides, polyimides, and polyesters, contributing to enhanced thermal and mechanical properties.
• Liquid Crystal Materials: Serving as a key intermediate in the production of liquid crystal polymers (LCPs) and display materials due to its rigid, rod-like molecular structure.
• Pharmaceutical Intermediates: Utilized in the research and development of active pharmaceutical ingredients (APIs) and drug delivery systems.
• Crosslinking Agent: Functioning as a crosslinker in epoxy resins and other thermosetting polymers to improve hardness and chemical resistance.
• Organic Synthesis: Acting as a versatile building block for constructing complex organic molecules in academic and industrial research laboratories.
• Coatings and Adhesives: Incorporated as a performance additive to improve the durability, adhesion, and thermal stability of advanced coating formulations.

Basic Information

Product Name	Dipropyl 4,4'-[1,4-Phenylenebis(Carbonylimino)]Dibenzoate
CAS No.	315249-00-4
Molecular Formula	C30H30N2O6
Molecular Weight	514.57 g/mol
Synonyms	1,4-Phenylenebis[(carbonylimino)(4-propoxycarbonylphenyl)]; Dipropyl 4,4'-(1,4-phenylenedicarbonylimino)dibenzoate; 4,4'-[1,4-Phenylenebis(iminocarbonyl)]dibenzoic acid dipropyl ester; Terephthalamide derivative; p-Phenylenediamine-N,N'-bis(4-propoxycarbonylbenzoic acid); Contact for additional trade names.
EINECS	Contact for details

Quality Control

Our production of Dipropyl 4,4'-[1,4-Phenylenebis(Carbonylimino)]Dibenzoate adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets precise customer specifications. A Certificate of Analysis (COA) detailing all test results is provided with each shipment to guarantee traceability and batch-to-batch consistency.

Storage

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

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%
Heavy Metals (as Pb)	≤ 10 ppm

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