Description

1,3-Bis(4-Methoxyphenyl)-1,3-Propanedione is a high-purity diketone derivative, also known as dimethoxybenzil, valued for its role as a versatile chemical intermediate and building block in advanced synthesis. Its molecular structure makes it a critical precursor for the development of complex organic molecules, including pharmaceuticals, agrochemicals, and specialty materials. This compound is essential for research and development chemists, process engineers, and manufacturers in the pharmaceutical, agrochemical, and fine chemical industries seeking reliable, high-quality intermediates.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds with specific aryl ketone backbones.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides, herbicides, and plant growth regulators.
• Ligand and Catalyst Precursor: Serves as a starting material for the preparation of β-diketone ligands used in coordination chemistry and catalysis.
• Organic Electronic Materials: Investigated as a precursor for the development of organic semiconductors and light-emitting materials.
• UV Absorber & Stabilizer Research: Utilized in R&D for creating novel ultraviolet light absorbers for polymer and coating applications.
• Fine Chemical and Flavor/Fragrance Intermediate: Employed in the synthesis of complex aromatic compounds for specialty chemical applications.

Basic Information

Product Name	1,3-Bis(4-Methoxyphenyl)-1,3-Propanedione
CAS No.	18362-51-1
Molecular Formula	C17H16O4
Molecular Weight	284.31 g/mol
Synonyms	Dimethoxybenzil; 4,4'-Dimethoxybenzil; 1,3-Di(4-methoxyphenyl)-1,3-propanedione; Bis(4-methoxyphenyl)-1,3-propanedione; 1,3-Propanedione, 1,3-bis(4-methoxyphenyl)-; NSC 403796; p,p'-Dimethoxybenzil
EINECS	Contact for details

Quality Control

Our 1,3-Bis(4-Methoxyphenyl)-1,3-Propanedione is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation by IR and NMR spectroscopy, to ensure it meets the high standards required for synthetic applications. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment.

Storage

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

Specification

Item	Specification
Appearance	Yellow to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (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.