Description

4-Chloro-3-Ethoxy-But-2-Enoic Acid Ethyl Ester is a versatile organic ester building block with significant utility in advanced chemical synthesis. This compound is valued for its reactive chloro and ethoxy functional groups, which enable its use as a key intermediate in the development of complex molecules. It is primarily sought by research and development chemists and process engineers in the pharmaceutical and agrochemical industries for constructing active pharmaceutical ingredients (APIs) and specialty chemicals.

Application

• Pharmaceutical Intermediate: A crucial building block in the multi-step synthesis of novel drug candidates and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the research and production of advanced pesticides, herbicides, and plant growth regulators.
• Fine Chemical Production: Serves as a key precursor for manufacturing complex specialty chemicals and performance materials.
• Organic Synthesis Research: Employed in academic and industrial R&D laboratories for method development and exploring new chemical reactions.
• Chemical Intermediate for Functional Materials: Potential use in synthesizing monomers or additives for polymers and advanced materials.

Basic Information

Product Name	4-Chloro-3-Ethoxy-But-2-Enoic Acid Ethyl Ester
CAS No.	65840-68-8
Molecular Formula	C8H13ClO3
Molecular Weight	192.64 g/mol
Synonyms	Ethyl 4-Chloro-3-ethoxybut-2-enoate; 2-Butenoic acid, 4-chloro-3-ethoxy-, ethyl ester; 4-Chloro-3-ethoxy-2-butenoic acid ethyl ester; Ethyl 4-chloro-3-ethoxy-2-butenoate; 65840-68-8; But-2-enoic acid, 4-chloro-3-ethoxy-, ethyl ester; (E/Z)-Ethyl 4-chloro-3-ethoxybut-2-enoate
EINECS	Contact for details

Quality Control

Our 4-Chloro-3-Ethoxy-But-2-Enoic Acid Ethyl Ester is produced under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay and impurity profiles. Our quality commitment ensures the material meets the stringent requirements for research and commercial synthesis applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area. Recommended storage temperature is between 15°C and 25°C. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 3.0%

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