Description

(E)-3-Chloro-2-Ethylbut-2-Enal is a versatile chlorinated aldehyde intermediate with significant utility in advanced organic synthesis. Its unique structure, featuring both an aldehyde and a chloroethyl group, makes it a valuable building block for constructing complex molecular architectures. This compound is primarily sought after by research institutions and industrial R&D departments in the pharmaceutical, agrochemical, and specialty chemical sectors for developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel drug candidates, particularly those requiring specific chiral or halogenated motifs.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and insecticides, leveraging its reactive aldehyde group for further functionalization.
• Organic Synthesis Building Block: Employed in academic and industrial laboratories for constructing complex organic molecules, including natural product analogs and specialty polymers.
• Flavor and Fragrance Chemistry: Acts as an intermediate for synthesizing specific aroma chemicals, where its structure can contribute to unique olfactory properties.
• Material Science Research: Investigated as a monomer or cross-linking agent in the development of advanced polymeric materials with tailored properties.

Basic Information

Product Name	(E)-3-Chloro-2-Ethylbut-2-Enal
CAS No.	61958-17-6
Molecular Formula	C6H9ClO
Molecular Weight	132.59 g/mol
Synonyms	trans-3-Chloro-2-ethylbut-2-enal; 2-Butenal, 3-chloro-2-ethyl-, (E)-; 3-Chloro-2-ethyl-2-butenal; (E)-3-Chloro-2-ethylcrotonaldehyde; 3-Chloro-2-ethylbut-2-en-1-al
EINECS	Contact for details

Quality Control

Every batch of (E)-3-Chloro-2-Ethylbut-2-Enal is produced and tested under a strict quality management system. We provide comprehensive analytical data to ensure the compound meets the high-purity standards required for research and development applications. A Certificate of Analysis (COA) detailing purity, identity, and impurity profile is available for each lot upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). Due to its properties, it is recommended to store under an inert atmosphere to minimize oxidation and to keep the container tightly sealed to prevent moisture ingress or volatility.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Isomeric Purity ((E)-isomer)	≥ 98.0%

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