Description

4H-Pyran-4-One, 3,5-Dichloro- is a halogenated heterocyclic compound that serves as a versatile and valuable synthetic intermediate in advanced organic chemistry. Its core value lies in its reactive pyranone scaffold, which can be further functionalized to create complex molecules for high-value applications. This compound is primarily needed by research and development teams in the pharmaceutical and agrochemical industries, where it is used to build novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and plant growth regulators.
• Material Science Research: Serves as a precursor for the development of specialty polymers and advanced organic materials.
• Chemical Research & Development: A versatile synthon for constructing complex heterocyclic compounds in academic and industrial labs.
• Fine Chemical Production: Employed in the custom synthesis of specialty chemicals for various high-tech applications.

Basic Information

Product Name	4H-Pyran-4-One, 3,5-Dichloro-
CAS No.	54302-87-3
Molecular Formula	C5H2Cl2O2
Molecular Weight	164.98 g/mol
Synonyms	3,5-Dichloro-4H-pyran-4-one; 3,5-Dichloro-4-pyranone; 3,5-Dichloropyran-4-one; 3,5-Dichloro-4H-pyran-4-one; Dichloropyranone; 4H-Pyran-4-one, 3,5-dichloro-; 3,5-Dichloro-4-pyran-4-one
EINECS	Contact for details

Quality Control

Our 4H-Pyran-4-One, 3,5-Dichloro- is produced under strict quality management protocols to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including chromatographic purity assays and identity confirmation. Certificates of Analysis (COA) documenting all critical quality attributes are available upon request to support your quality assurance and regulatory needs.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
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.