Description

4,4'-Dimethoxybenzil CAS NO 126-42-2 is a high-purity diaryl diketone derivative, serving as a critical building block and intermediate in advanced organic synthesis. Its value lies in its unique molecular structure, which enables the construction of complex heterocyclic systems and functional materials. This compound is essential for research and development chemists in the pharmaceutical, agrochemical, and specialty chemical industries seeking to develop new active ingredients and advanced polymers.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those with benzil-based heterocyclic cores.
• Agrochemical Synthesis: Used in the development of new herbicides, fungicides, and plant growth regulators.
• Photoinitiator & UV-Curing Agent: Acts as a photoactive component in formulations for coatings, inks, and adhesives that cure under UV light.
• Ligand & Catalyst Development: Serves as a starting material for creating specialized ligands used in asymmetric catalysis and metal-organic frameworks (MOFs).
• Organic Electronic Materials: A building block for π-conjugated molecules and polymers used in OLEDs and organic semiconductors.
• Dye & Pigment Intermediate: Employed in the synthesis of specialized colorants and fluorescent markers.
• Academic & Industrial R&D: A versatile reagent for methodological studies and the discovery of new chemical reactions.

Basic Information

Product Name	4,4'-Dimethoxybenzil
CAS No.	126-42-2
Molecular Formula	C16H14O4
Molecular Weight	270.28 g/mol
Synonyms	Bis(4-methoxyphenyl)ethanedione; 4,4'-Dimethoxybenzil; 1,2-Bis(4-methoxyphenyl)ethane-1,2-dione; (4-Methoxybenzoyl)(4'-methoxyphenyl)methanone; p,p'-Dimethoxybenzil; NSC 403697
EINECS	204-788-9

Quality Control

Our 4,4'-Dimethoxybenzil is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation by IR and NMR spectroscopy, to ensure it meets the high standards required for research and industrial synthesis. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Yellow to pale yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	138 - 142 °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.