Ethyl isocyanatoformate
Ethyl isocyanatoformate (CAS: 19617-43-7) is a chemical compound with the linear formula OCNCO₂C₂H₅ and a molecular weight of 115.09 g/mol. It is classified as an isocyanate and an organic building block. This compound serves as a valuable reagent in organic synthesis, particularly for the introduction of the ethoxycarbonyl isocyanate moiety into various molecular structures. It is supplied by Tech Serve Solutions for research and chemical synthesis purposes.
- IUPAC
- Ethoxycarbonyl isocyanate
- Synonyms
- Ethoxycarbonyl isocyanate

Organic Synthesis Reagent
Ethyl isocyanatoformate is utilised as a versatile building block in organic chemistry. It enables the formation of carbamates, ureas, and other nitrogen-containing heterocycles through reactions with nucleophiles.
Pharmaceutical Intermediate
Its reactivity makes it a useful intermediate in the synthesis of complex pharmaceutical compounds. The ethoxycarbonyl isocyanate group can be selectively incorporated into drug scaffolds.
Chemical Research
This compound finds application in academic and industrial research laboratories for developing novel synthetic methodologies and exploring new chemical entities.
| Molecular weight | 115.09 |
|---|---|
| Linear formula | OCNCO2C2H5 |
| Assay | 90% |
| Boiling point | 25 °C/10 mmHg(lit.) |
| Density | 1.115 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.408(lit.) |
| Storage temperature | 2-8°C |


Hazard statements
- H226Flammable liquid and vapour
- H302Harmful if swallowed
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 36 °C / 96.8 °F |
| Transport (UN / ADR) | UN 3080 6.1/PG 2 |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 10-20/21/22-36/37/38 |
| Safety statements (S) | 7-16-26-36/37/39 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Ethyl isocyanatoformate used for?
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Ethyl isocyanatoformate is primarily used as a reagent in organic synthesis, serving as a building block for creating carbamates, ureas, and other nitrogen-containing structures. It is also employed as an intermediate in the development of pharmaceuticals and in general chemical research.
What is the CAS number and formula for Ethyl isocyanatoformate?
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The CAS number for Ethyl isocyanatoformate is 19617-43-7, and its linear formula is OCNCO₂C₂H₅.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Ethyl isocyanatoformate with an assay of 90%. This product is intended for research and chemical synthesis and is not represented as USP, BP, or EP grade.
How should Ethyl isocyanatoformate be handled and stored?
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Ethyl isocyanatoformate is classified with GHS02 and GHS07 symbols and a Warning signal word, with hazards including flammability (H226) and toxicity (H302 + H312 + H332), as well as irritation (H315, H319, H335). It should be handled with appropriate personal protective equipment, including eyeshields, gloves, and a suitable respirator. Storage should be at 2-8°C.
How is Ethyl isocyanatoformate packed, shipped, and exported?
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Ethyl isocyanatoformate is carefully packed to ensure safety during transit and is exported globally by Tech Serve Solutions in compliance with international shipping regulations for hazardous materials.
How can I request a sample or a quote for Ethyl isocyanatoformate?
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To request a sample or obtain a quote for Ethyl isocyanatoformate, please contact the Tech Serve Solutions sales team through our website or by phone.
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