Terephthalaldehyde CAS 623-27-8

Terephthalaldehyde (CAS 623-27-8) is a versatile aromatic dialdehyde widely used as a key monomer and intermediate in high-performance polymers, organic dyes, and advanced porous materials.

It also serves as a critical crosslinking agent and building block for pharmaceutical synthesis, biochemical detection, and industrial water-treatment applications with reliable chemical reactivity and structural stability.

Terephthalaldehyde Specification:

Terephthalaldehyde Application Usage:

1. Polymer Monomer for High‑Performance Resins

Terephthalaldehyde acts as a key aromatic dialdehyde monomer for synthesizing polyimines, polybenzoxazoles, and other heat‑resistant polymers, widely used in high‑temperature engineering materials.

2. Key Intermediate for Dyes and Fluorescent Compounds

Its reactive aldehyde groups and stable aromatic structure make it widely used in producing organic dyes, optical brighteners, and fluorescent probes.

3. Building Block for Covalent Organic Frameworks (COFs)

As a rigid linker, it plays an important role in constructing COFs used in gas adsorption, molecular separation, and heterogeneous catalysis with proven porous material performance.

4. Cross‑Linking Agent for Functional Hydrogels

It serves as a crosslinker for biopolymer hydrogels, improving mechanical strength and adsorption capacity in water treatment and biomedical materials.

5. Pharmaceutical Intermediate for Schiff Base Synthesis

It is a common precursor for preparing bioactive Schiff bases with potential antimicrobial, antioxidant, and enzyme‑inhibitory properties in medicinal chemistry.

6. Chemical Reagent for Analytical and Biochemical Testing

It is used in derivatization reactions for detecting amino compounds, peptides, and other biomolecules in laboratory and industrial analytical processes.

Terephthalaldehyde Package and Shipping:

25kg/drum , non-danger goods.

Terephthalaldehyde Storage:

Keep dry and cool place .