Description

1,3-Diphenyl-2,4-Pentanedione is a versatile diketone compound, also known as dibenzoylmethane, valued for its role as a key chemical intermediate and chelating agent. Its structure makes it particularly significant in the synthesis of complex organic molecules and as a precursor for metal complexes. This product is essential for manufacturers and researchers in the pharmaceutical, agrochemical, and specialty chemical industries seeking reliable, high-purity building blocks.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) and various heterocyclic compounds.
• UV Absorber & Stabilizer: Acts as an effective component in polymer and plastic formulations to protect against ultraviolet light degradation.
• Metal Chelation & Catalyst Precursor: Serves as a ligand for forming metal complexes used in catalysis and materials science research.
• Agrochemical Synthesis: Employed as a building block in the production of certain pesticides and herbicides.
• Organic Synthesis & Research: A valuable reagent for acac (acetylacetonate) chemistry, Claisen condensations, and the preparation of β-diketones.
• Flavor & Fragrance Ingredient: Used in the synthesis of aroma chemicals and flavoring agents.

Basic Information

Product Name	1,3-Diphenyl-2,4-Pentanedione
CAS No.	19588-08-0
Molecular Formula	C17H16O2
Molecular Weight	252.31 g/mol
Synonyms	Dibenzoylmethane; 1,3-Diphenylpropane-1,3-dione; DBM; 1,3-Diphenyl-1,3-propanedione; Benzoylmethyl phenyl ketone; Phenacyl phenyl ketone; NSC 404058; 2,4-Pentanedione, 1,3-diphenyl-
EINECS	243-178-0

Quality Control

Our 1,3-Diphenyl-2,4-Pentanedione is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistent performance. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance protocols.

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 incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	White to pale yellow crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	76 - 80 °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.