Description

(E)-1-Chloropent-1-En-3-One is a high-purity, reactive α,β-unsaturated carbonyl compound featuring a vinyl chloride moiety. This unique structure makes it a valuable versatile building block for synthesizing complex organic molecules, particularly in pharmaceutical and agrochemical research. It is primarily sought after by R&D chemists and process development scientists in fine chemical and advanced material industries for constructing heterocycles and functionalized intermediates.

Application

• Pharmaceutical Intermediate: A key synthon for the preparation of various bioactive molecules and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the research and development of novel herbicides, fungicides, and insecticides.
• Material Science: Serves as a precursor for specialty polymers and functional organic materials.
• Organic Synthesis: Employed in Michael addition reactions, cycloadditions, and other transformations to introduce chlorovinyl ketone functionality.
• Chemical Research: Utilized in academic and industrial laboratories for method development and exploring new reaction pathways.
• Flavor & Fragrance Industry: Potential intermediate for synthesizing specific aroma chemicals.

Basic Information

Product Name	(E)-1-Chloropent-1-En-3-One
CAS No.	58953-12-1
Molecular Formula	C5H7ClO
Molecular Weight	118.56 g/mol
Synonyms	1-Chloro-1-penten-3-one; (E)-1-Chloro-1-penten-3-one; 1-Chloropent-1-en-3-one; 3-Penten-1-one, 1-chloro-, (E)-; 1-Chloro-3-penten-1-one; trans-1-Chloropent-1-en-3-one; 1-Chloropent-1-en-3-one, (E)-; Pent-1-en-3-one, 1-chloro-
EINECS	Contact for details

Quality Control

Our (E)-1-Chloropent-1-En-3-One is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity and consistent performance. We provide comprehensive Certificates of Analysis (COA) detailing purity, identity, and impurity profiles to support your quality and regulatory requirements.

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 heat, sparks, and open flame. Due to its light-sensitive nature, containers should be kept in amber glass or opaque packaging.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 97.0% (Area %)
Isomeric Purity (E/Z ratio)	≥ 95:5 (E:Z)
Water Content (KF)	≤ 0.5%

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