Description

3,3',5,5'-Tetramethylbenzil is a high-purity, symmetrical benzil derivative characterized by its four methyl substituents. This compound serves as a critical advanced organic intermediate and photoinitiator precursor in sophisticated chemical synthesis. It is primarily utilized by R&D laboratories and industrial manufacturers in the pharmaceutical, agrochemical, and specialty polymer sectors for developing novel compounds and functional materials.

Application

• Pharmaceutical Intermediate: Key building block for synthesizing complex heterocyclic compounds and active pharmaceutical ingredients (APIs).
• Photoinitiator Synthesis: Serves as a precursor for high-performance photoinitiators used in UV-curable inks, coatings, and adhesives.
• Ligand and Catalyst Development: Used in organometallic chemistry to create novel ligands for catalytic systems.
• Agrochemical Research: Intermediate in the development of new herbicides and plant growth regulators.
• Material Science: Monomer or cross-linking agent in the research of advanced polymeric materials with specific optical or mechanical properties.
• Organic Electronic Materials: Potential precursor for the synthesis of organic semiconductors and charge-transport materials.

Basic Information

Product Name	3,3',5,5'-Tetramethylbenzil
CAS No.	101789-41-7
Molecular Formula	C18H18O2
Molecular Weight	266.33 g/mol
Synonyms	3,3',5,5'-Tetramethylbenzil; 1,2-Bis(3,5-dimethylphenyl)ethane-1,2-dione; 3,3',5,5'-Tetramethylbenzophenone (common misnomer); 3,5,3',5'-Tetramethylbenzil; TMBZ; TMBD; (3,5-Dimethylphenyl)(3,5-dimethylphenyl)ethanedione
EINECS	Contact for details

Quality Control

Our 3,3',5,5'-Tetramethylbenzil is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and spectroscopic identification (IR, NMR), to ensure it meets exacting standards for research and industrial use. A detailed Certificate of Analysis (COA) is provided with every shipment to guarantee traceability and consistency.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
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.