Description

(E)-1,4-Bis(4-Methoxyphenyl)-2-Butene-1,4-Dione is a high-purity, diaryl-substituted butenedione derivative, serving as a versatile and critical synthetic intermediate. Its core value lies in its unique conjugated diketone structure, which enables precise molecular construction in advanced organic synthesis. This compound is essential for researchers and manufacturers in the pharmaceutical and advanced materials sectors, particularly for developing novel active pharmaceutical ingredients (APIs) and functional organic compounds.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of complex heterocyclic compounds and potential drug candidates.
• Organic Light-Emitting Diodes (OLEDs): Serves as a precursor or core structure for electron-transport materials or emissive layer dopants.
• Advanced Material Synthesis: Used in the preparation of conjugated polymers and organic semiconductors for electronic applications.
• Ligand and Catalyst Development: Acts as a starting material for creating novel chelating ligands in coordination chemistry and catalysis.
• Chemical Research & Development: A valuable reagent for exploring new organic reactions and constructing complex molecular architectures in academic and industrial R&D.
• Photoinitiator & Dye Intermediate: Potential use in the synthesis of photoactive compounds for polymer curing or specialized dyes.

Basic Information

Product Name	(E)-1,4-Bis(4-Methoxyphenyl)-2-Butene-1,4-Dione
CAS No.	15331-49-4
Molecular Formula	C18H16O4
Molecular Weight	296.32 g/mol
Synonyms	(E)-1,4-Bis(4-methoxyphenyl)but-2-ene-1,4-dione; 1,4-Bis(4-methoxyphenyl)-2-butene-1,4-dione; (E)-1,4-Di-p-anisyl-2-butene-1,4-dione; 2-Butene-1,4-dione, 1,4-bis(4-methoxyphenyl)-, (E)-; p,p'-Dimethoxydibenzoylethene; (E)-Dianisoylethylene
EINECS	Contact for details

Quality Control

Our (E)-1,4-Bis(4-Methoxyphenyl)-2-Butene-1,4-Dione is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and GC-MS, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all critical specifications. Our quality commitment ensures the material meets the high standards required for research and commercial synthesis.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (typically 15-25°C). The compound may be light-sensitive; prolonged exposure to light should be avoided to maintain stability.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	158 - 162 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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