Description

(E)-β-Chloroacrylophenone CAS NO 15724-86-4 is a high-purity, specialized organic building block characterized by its α,β-unsaturated ketone structure with a chloro substituent. This compound is valued for its unique reactivity, serving as a versatile electrophilic synthon in complex organic synthesis. It is primarily sought by research and development laboratories and production facilities in the pharmaceutical, agrochemical, and advanced materials sectors for constructing novel molecular frameworks.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds with chalcone or other α,β-unsaturated carbonyl scaffolds.
• Agrochemical Synthesis: Used in the research and production of novel herbicides, fungicides, and plant growth regulators.
• Chemical Research & Development: Serves as a fundamental building block for Michael addition reactions, cyclization processes, and the development of new heterocyclic compounds.
• Material Science: Potential monomer or cross-linking agent in the development of specialty polymers and advanced organic materials.
• Fine Chemical Production: Employed in the multi-step synthesis of complex fragrance and flavor molecules.

Basic Information

Product Name	(E)-β-Chloroacrylophenone
CAS No.	15724-86-4
Molecular Formula	C9H7ClO
Molecular Weight	166.60 g/mol
Synonyms	(E)-3-Chloro-1-phenyl-2-propen-1-one; (E)-3-Chlorochalcone; trans-3-Chloroacrylophenone; β-Chlorochalcone; 3-Chloro-1-phenyl-2-propenone; (E)-3-Chloro-1-phenylprop-2-en-1-one; 1-Phenyl-3-chloro-2-propen-1-one; NSC 408696
EINECS	Contact for details

Quality Control

Our (E)-β-Chloroacrylophenone is manufactured under strict quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with each shipment, confirming compliance with agreed specifications. Our quality systems support development from laboratory to commercial scale, ensuring reliable supply for critical applications.

Storage

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

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.