Description

Acetic Acid 2-Chloroethyl Ester is a versatile organic ester and alkylating agent, also known as 2-Chloroethyl Acetate. This compound is valued for its reactivity as an intermediate in the synthesis of more complex molecules, offering a balance between stability and functional group transformation. It serves as a critical building block for manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to introduce the 2-chloroethyl moiety into target compounds.

Application

• Pharmaceutical Intermediate: Key starting material (KSM) or intermediate in the synthesis of active pharmaceutical ingredients (APIs), particularly those requiring chloroethyl side chains.
• Agrochemical Synthesis: Used in the production of herbicides, pesticides, and plant growth regulators where its alkylating properties are utilized.
• Organic Synthesis Reagent: Acts as an acetylating and alkylating agent in laboratory and industrial-scale organic reactions to produce esters, ethers, and other derivatives.
• Polymer & Resin Modification: Employed as a reactive monomer or cross-linking agent in the modification of polymers to alter physical properties.
• Dye & Pigment Manufacturing: Serves as an intermediate in the synthesis of certain dyes and organic pigments.
• Chemical Research & Development: A valuable reagent for medicinal chemistry and process chemistry research in academic and industrial settings.

Basic Information

Product Name	Acetic Acid 2-Chloroethyl Ester
CAS No.	542-58-5
Molecular Formula	C4H7ClO2
Molecular Weight	122.55 g/mol
Synonyms	2-Chloroethyl Acetate; β-Chloroethyl Acetate; Ethylene Chlorohydrin Acetate; 1-Chloro-2-acetoxyethane; Acetic Acid Chloroethyl Ester; 2-Chloroethanol Acetate; NSC 8805; UN 1181
EINECS	208-830-5

Quality Control

Our Acetic Acid 2-Chloroethyl Ester is produced under strict quality management systems. Each batch undergoes comprehensive analytical testing to ensure it meets precise specifications for identity, purity, and impurity profiles. We provide full traceability and Certificates of Analysis (COA) are available for every shipment, detailing results from GC, HPLC, and NMR analyses. Our commitment to cGMP and ISO guidelines ensures consistent quality for critical industrial and research applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat sources and incompatible materials such as strong bases and oxidizing agents. Due to its nature as a strong acid/organic solvent and highly volatile liquid, secondary containment is recommended. Recommended storage temperature: 2-25°C.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Density (20°C)	1.15 - 1.19 g/cm³
Refractive Index (20°C)	1.420 - 1.430
Related Substances (GC)	Individual impurity ≤ 1.0%

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