Trichloroacetyl isocyanate
Trichloroacetyl isocyanate (CAS: 3019-71-4) is a reactive organic compound with the linear formula Cl₃CCONCO and a molecular weight of 188.40 g/mol. This chemical is primarily utilised as a building block in organic synthesis, particularly for the conversion of alcohols to carbamates. It has also been employed in catalytic dehydrative glycosylation reactions. Available from Tech Serve Solutions, it is supplied at 96% purity.

Alcohol to Carbamate Conversion
Trichloroacetyl isocyanate serves as a reagent for the efficient conversion of alcohols into carbamate functional groups. This transformation is a fundamental reaction in organic chemistry.
Dehydrative Glycosylation
This compound has been utilised in catalytic, one-pot dehydrative glycosylation reactions involving carbohydrates. It acts as a crucial component in forming glycosidic linkages.
Organic Synthesis Building Block
As a versatile building block, trichloroacetyl isocyanate facilitates the synthesis of various complex organic molecules. Its reactivity allows for diverse synthetic pathways.
| Molecular weight | 188.40 |
|---|---|
| Linear formula | Cl3CCONCO |
| Assay | 96% |
| Boiling point | 80-85 °C/20 mmHg(lit.) |
| Density | 1.581 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.480(lit.) |
| Storage temperature | 2-8°C |
| Application | Trichloroacetyl isocyanate was used in catalytic one-pot dehydrative glycosylation of 1-hydroxy carbohydrate1. It was also used as a reagent for the conversion of alcohols to carbamates†. |



Hazard statements
- H311Toxic in contact with skin
- H314Causes severe skin burns and eye damage
- H331Toxic if inhaled
- H334May cause allergy or asthma symptoms if inhaled
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 66 °C / 150.8 °F |
| Transport (UN / ADR) | UN 2206 6.1/PG 3 |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T |
| Risk statements (R) | 14-23/24-34-42 |
| Safety statements (S) | 23-26-36/37/39-45 |
| Supplemental hazards | Reacts violently with water. |
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 Trichloroacetyl isocyanate used for?
+
Trichloroacetyl isocyanate is used as a reagent for the conversion of alcohols to carbamates and in catalytic one-pot dehydrative glycosylation of 1-hydroxy carbohydrates. It functions as a valuable building block in organic synthesis.
What is the CAS number and formula for Trichloroacetyl isocyanate?
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The CAS number for Trichloroacetyl isocyanate is 3019-71-4, and its linear formula is Cl₃CCONCO.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Trichloroacetyl isocyanate at a purity of 96%.
How should Trichloroacetyl isocyanate be handled safely?
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Trichloroacetyl isocyanate is a dangerous substance classified with GHS05, GHS06, and GHS08 symbols, with the signal word 'Danger'. It is toxic if inhaled and in contact with skin, causes severe skin burns and eye damage, and may cause allergy or asthma symptoms or breathing difficulties if inhaled. It reacts violently with water. Appropriate personal protective equipment, including a full-face respirator, gloves, and goggles, must be used. Handle in a well-ventilated area and avoid contact with water. Store at 2-8°C.
Is Trichloroacetyl isocyanate a controlled substance?
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The provided data does not indicate that Trichloroacetyl isocyanate is a controlled substance.
How is Trichloroacetyl isocyanate shipped and exported?
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Trichloroacetyl isocyanate is shipped under UN 2206, Hazard Class 6.1, Packing Group III. Tech Serve Solutions is a global supplier and exporter experienced in handling hazardous chemicals.
How can I request a quote or sample for Trichloroacetyl isocyanate?
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Please contact Tech Serve Solutions directly to request a quote or a sample of Trichloroacetyl isocyanate.
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