Description

4,4'-(1,2-Diethyl-1,2-Ethanediyl)Bis(2-Nitrophenol) is a specialized organic compound featuring a central ethane bridge flanked by diethyl and nitrophenol groups, making it a valuable intermediate for advanced synthesis. This compound matters for its role in constructing complex molecular architectures, particularly in the development of functional dyes, liquid crystals, and pharmaceutical active ingredients. It is primarily needed by R&D chemists and process development teams in the fine chemical, advanced material, and life science industries seeking to innovate with high-purity, structurally unique building blocks.

Application

• Advanced Organic Synthesis: Serves as a key intermediate for the preparation of complex molecules, including ligands for catalysis and novel macrocyclic compounds.
• Functional Dye & Pigment Manufacturing: Used in the synthesis of specialized azo dyes and pigments where the nitrophenol and bridged structure contribute to color fastness and specific light-absorption properties.
• Liquid Crystal & OLED Material Research: Acts as a precursor or dopant in the development of new liquid crystal mixtures and organic light-emitting diode (OLED) materials due to its rigid, conjugated structure.
• Pharmaceutical Intermediate: Employed in the research and development of potential active pharmaceutical ingredients (APIs), particularly those requiring a symmetrical, polyfunctional phenolic core.
• Polymer & Resin Modification: Can be incorporated as a cross-linking agent or functional monomer to impart specific chemical resistance or thermal properties to engineered polymers.
• Analytical Chemistry & Chelation: Potential use as a chelating agent for metal ions in analytical separation techniques or as a standard for method development.

Basic Information

Product Name	4,4'-(1,2-Diethyl-1,2-Ethanediyl)Bis(2-Nitrophenol)
CAS No.	41172-51-4
Molecular Formula	C18H20N2O6
Molecular Weight	360.36 g/mol
Synonyms	1,2-Bis(4-hydroxy-3-nitrophenyl)butane; 4,4'-(1,2-Diethyl-1,2-ethanediyl)bis(2-nitrophenol); 2,2'-(Butane-1,2-diyl)bis(5-nitrophenol); α,α'-Diethyl-α,α'-bis(2-hydroxy-5-nitrophenyl)-p-xylene (deprecated); 1,2-Diethyl-1,2-bis(2-hydroxy-5-nitrophenyl)ethane; 5,5'-Dinitro-2,2'-dihydroxy-1,1'-dibutylbenzene (structural); Contact for additional trade names.
EINECS	Contact for details

Quality Control

Our 4,4'-(1,2-Diethyl-1,2-Ethanediyl)Bis(2-Nitrophenol) is produced under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) detailing key parameters such as assay (HPLC), melting point, and impurity profiles. Specifications can be aligned with research-grade or custom purity requirements upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, handling and packaging should minimize exposure to direct light.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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