Description

Ethoxycarbonyl Isocyanate is a versatile and highly reactive organic building block essential for introducing the urethane and carbamate functional groups into target molecules. Its primary value lies in its role as a key intermediate for synthesizing pharmaceuticals, agrochemicals, and specialty polymers, enabling the creation of compounds with tailored properties. This product is critically needed by R&D chemists and process engineers in the pharmaceutical, crop protection, and advanced materials industries for developing new active ingredients and performance additives.

Application

• Pharmaceutical Intermediate: Synthesis of active pharmaceutical ingredients (APIs), particularly those containing carbamate or urea linkages, such as protease inhibitors and other therapeutic agents.
• Agrochemical Synthesis: Production of herbicides, fungicides, and insecticides where the ethoxycarbonyl isocyanate moiety is incorporated to modify bioactivity and stability.
• Polymer & Resin Modification: Used in the production of polyurethanes and specialty polymers to impart specific chemical resistance, flexibility, or adhesion properties.
• Crosslinking Agent: For coatings, adhesives, and elastomers that require enhanced durability and chemical resistance under demanding conditions.
• Chemical Research & Development: A fundamental reagent in organic synthesis for constructing heterocycles, peptidomimetics, and other complex molecular architectures.
• Surface Treatment: Modification of material surfaces to improve compatibility, adhesion, or to introduce specific functional groups for further chemical reactions.

Basic Information

Product Name	Ethoxycarbonyl Isocyanate
CAS No.	19617-43-7
Molecular Formula	C4H5NO3
Molecular Weight	115.09 g/mol
Synonyms	Ethyl Isocyanatoformate; Ethyl Carbonisocyanate; Isocyanatoformic Acid Ethyl Ester; Carbethoxy Isocyanate; Ethoxycarbonyl Iso-cyanate; Ethyl Carbamoyl Chloride (related); Ethyl Chloroformate Isocyanate (related); EIC
EINECS	243-215-8

Quality Control

Our Ethoxycarbonyl Isocyanate is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including assay, identity confirmation, and impurity profiling. A Certificate of Analysis (COA) detailing all specifications and test results is provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area. Due to its hygroscopic (moisture-sensitive) nature, the container must be kept sealed under a dry inert atmosphere (e.g., nitrogen or argon) to prevent degradation. 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%
Water Content (KF)	≤ 0.5%
Density (at 20°C)	~1.10 g/mL
Refractive Index (n20D)	~1.410

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