Description

4-Formylphenyl 4'-Formylbenzoate is a high-purity, bifunctional aromatic aldehyde ester of significant interest in advanced organic synthesis. This compound serves as a critical building block for the construction of complex molecular architectures, particularly in polymer and materials science. It is essential for researchers and manufacturers in the pharmaceutical, liquid crystal, and specialty polymer industries who require precise, symmetrical dialdehyde intermediates.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs) and complex heterocyclic compounds.
• Liquid Crystal Materials: Used as a core monomer for creating rod-like mesogens in display and electro-optic applications.
• Polymer Chemistry: Serves as a difunctional monomer for the production of polyesters, polyamides, and other high-performance polymers via polycondensation reactions.
• Metal-Organic Frameworks (MOFs): Acts as an organic linker ligand for constructing porous coordination polymers with tailored properties.
• Crosslinking Agent: Utilized in the formulation of thermosetting resins and coatings to enhance mechanical strength and thermal stability.
• Organic Synthesis: A versatile starting material for Schiff base formation, Grignard reactions, and other nucleophilic additions.

Basic Information

Product Name	4-Formylphenyl 4'-Formylbenzoate
CAS No.	219595-78-5
Molecular Formula	C15H10O4
Molecular Weight	254.24 g/mol
Synonyms	4-Formylphenyl 4-formylbenzoate; 4-Carboxybenzaldehyde 4-formylphenyl ester; [1,1'-Biphenyl]-4,4'-dicarboxaldehyde, 4'-hydroxy-, 4-benzoate; Bis(4-formylphenyl) terephthalate (common name); 4-Hydroxy[1,1'-biphenyl]-4'-carboxaldehyde 4-benzoate; Terephthalaldehyde, 4-(4-formylphenoxy)carbonyl-; p-Formylphenyl p-formylbenzoate
EINECS	Contact for details

Quality Control

Our 4-Formylphenyl 4'-Formylbenzoate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and FT-IR, to ensure high chemical purity and identity confirmation. Certificates of Analysis (COA) detailing purity, impurities, and physical characteristics are provided with every shipment to support your R&D and production quality assurance protocols.

Storage

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

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%
Heavy Metals	≤ 20 ppm

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