Description

4-(3,4-Dichlorophenyl)But-3-En-2-One is a high-purity organic intermediate characterized by its distinct α,β-unsaturated ketone (enone) structure flanked by a dichlorinated phenyl ring. This molecular architecture makes it a versatile and valuable building block for synthesizing more complex chemical entities, particularly in advanced research and fine chemical production. It is primarily sought after by pharmaceutical R&D teams and agrochemical manufacturers for the development of novel active compounds.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of potential drug candidates, especially those targeting central nervous system (CNS) disorders or possessing specific receptor activity.
• Agrochemical Synthesis: Serves as a core structure for developing new-generation herbicides, fungicides, or insecticides, leveraging the bioactivity of the dichlorophenyl group.
• Material Science Research: Used in the development of organic semiconductors, liquid crystals, or advanced polymers where its conjugated system can influence electronic properties.
• Chemical Research & Development: Employed in organic synthesis methodologies, such as Michael addition reactions or cyclization studies, to create novel heterocyclic compounds.
• Fine Chemical Production: Acts as a critical intermediate for manufacturing specialty chemicals used in dyes, pigments, or flavor/fragrance ingredients.

Basic Information

Product Name	4-(3,4-Dichlorophenyl)But-3-En-2-One
CAS No.	74546-02-4
Molecular Formula	C10H8Cl2O
Molecular Weight	215.08 g/mol
Synonyms	4-(3,4-Dichlorophenyl)-3-buten-2-one; 1-(3,4-Dichlorophenyl)-3-buten-2-one; 3-Buten-2-one, 4-(3,4-dichlorophenyl)-; (E)-4-(3,4-Dichlorophenyl)but-3-en-2-one; 4-(3,4-DCP)B-3-en-2-one; 3,4-Dichlorochalcone (precursor related); Enone intermediate 74546-02-4
EINECS	Contact for details

Quality Control

Our production of 4-(3,4-Dichlorophenyl)But-3-En-2-One adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistent composition. We provide detailed Certificates of Analysis (COA) with each shipment, documenting all critical parameters. Our quality system is designed to meet the rigorous standards required for pharmaceutical and agrochemical research applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (typically 15-25°C). Keep away from strong oxidizing agents, strong bases, and sources of ignition. For long-term storage, consider under an inert atmosphere to maintain product integrity.

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%
Heavy Metals	≤ 20 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.