Description

2,5-Bis(Pentyloxy)Terephthalaldehyde is a specialized dialdehyde derivative of terephthalaldehyde, where pentyloxy groups are introduced at the 2 and 5 positions. This structural modification imparts unique solubility and reactivity profiles, making it a valuable advanced intermediate for synthesizing complex organic molecules and functional materials. It is primarily sought by R&D chemists and process engineers in the pharmaceutical, agrochemical, and specialty polymer industries for constructing novel molecular architectures.

Application

• Pharmaceutical Intermediate: Serves as a key building block for the synthesis of novel active pharmaceutical ingredients (APIs), particularly in medicinal chemistry research.
• Liquid Crystal & OLED Material Precursor: Used in the development of organic semiconductors, light-emitting diodes (OLEDs), and liquid crystal displays (LCDs) due to its rigid, conjugated core.
• Specialty Polymer Monomer: Acts as a monomer or cross-linking agent for producing high-performance polymers, polyimides, and resins with tailored thermal and mechanical properties.
• Agrochemical Synthesis: Employed in the research and development of new herbicides, fungicides, and plant growth regulators.
• Dye & Pigment Intermediate: Utilized in the synthesis of specialized dyes, pigments, and optical brighteners.
• Macrocyclic Ligand Synthesis: Functions as a precursor for creating Schiff base ligands and macrocyclic compounds used in catalysis and metal ion coordination.

Basic Information

Product Name	2,5-Bis(Pentyloxy)Terephthalaldehyde
CAS No.	278186-49-5
Molecular Formula	C₁₈H₂₆O₄
Molecular Weight	306.40 g/mol
Synonyms	2,5-Di(pentyloxy)terephthalaldehyde; 1,4-Bis(pentyloxy)-2,5-diformylbenzene; Terephthalaldehyde, 2,5-bis(pentyloxy)-; 2,5-Di-n-pentyloxyterephthalaldehyde; 2,5-Bis(n-pentyloxy)benzene-1,4-dicarboxaldehyde
EINECS	Contact for details

Quality Control

Our 2,5-Bis(Pentyloxy)Terephthalaldehyde is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and GC, to ensure high purity and consistency. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are available for every shipment to support your quality assurance and regulatory compliance needs.

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 compound is easily oxidized; for long-term storage, consider maintaining under an inert atmosphere such as nitrogen or argon.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Heavy Metals	< 20 ppm
Residual Solvents (GC)	Complies with ICH guidelines

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