Description

Ethyl Chloroformate is a versatile and highly reactive organic reagent widely used as a key building block in chemical synthesis. Its primary value lies in its ability to act as an efficient ethylating and chloroformylating agent, facilitating the production of carbonates, carbamates, and other important intermediates. This compound is essential for manufacturers and R&D teams in the pharmaceutical, agrochemical, and polymer industries, where it is instrumental in creating active ingredients, fine chemicals, and specialty materials.

Application

• Pharmaceutical Intermediate Synthesis: Key reagent for the production of ethyl carbamates, carbonates, and various active pharmaceutical ingredients (APIs).
• Agrochemical Manufacturing: Used in the synthesis of herbicides, pesticides, and plant growth regulators.
• Polymer & Resin Production: Serves as a monomer or modifying agent in the creation of polycarbonates and specialty polymers.
• Fine Chemical Synthesis: Employed in organic synthesis for introducing the ethyl chloroformate group into complex molecules.
• Peptide Chemistry: Acts as a coupling agent and protecting group reagent in peptide synthesis.
• Dye and Pigment Industry: Utilized in the manufacture of certain dyes and organic colorants.

Basic Information

Product Name	Ethyl Chloroformate
CAS No.	541-41-3
Molecular Formula	C3H5ClO2
Molecular Weight	108.52 g/mol
Synonyms	Ethyl Chlorocarbonate; Chloroformic Acid Ethyl Ester; Ethoxycarbonyl Chloride; Carbonic Acid Monochloride Monoethyl Ester; Ethyl Chloromethanoate; Ethyl Ester of Chloroformic Acid; Aethylchlorocarbonate
EINECS	208-778-5

Quality Control

Our Ethyl Chloroformate is produced under stringent quality management systems to ensure batch-to-batch consistency and high purity. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, identity, and impurity profiles. Our quality commitment aligns with cGMP principles where applicable, and we support compliance with global regulatory standards including REACH.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat sources and incompatible materials. Due to its highly volatile and reactive nature, it should be kept under an inert atmosphere (e.g., nitrogen) to maintain stability and prevent moisture ingress. Recommended storage temperature is 2-8°C for long-term stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Density (at 20°C)	1.135 - 1.145 g/mL
Refractive Index (n20D)	1.394 - 1.398
Water Content (KF)	≤ 0.1%

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