Butyl isocyanatoacetate
Butyl isocyanatoacetate (CAS: 17046-22-9) is a reactive organic compound with the linear formula OCNCH2CO2(CH2)3CH3 and a molecular weight of 157.17 g/mol. As an isocyanate and ester, it serves as a versatile building block in organic synthesis. Its applications span chemical research and development, facilitating the creation of complex molecules. Tech Serve Solutions offers this compound for laboratory and industrial synthesis needs.

Organic Synthesis Intermediate
Butyl isocyanatoacetate functions as a valuable intermediate in the synthesis of diverse organic compounds. Its reactive isocyanate group allows for facile derivatization through addition reactions with nucleophiles.
Building Block for Heterocycles
The compound can be employed in the construction of heterocyclic ring systems, which are prevalent in pharmaceuticals and agrochemicals. Its ester functionality offers further synthetic possibilities.
Reagent in Chemical Research
Researchers utilise Butyl isocyanatoacetate in exploratory synthesis and methodology development. It enables access to novel chemical structures and functional group transformations.
| Molecular weight | 157.17 |
|---|---|
| Linear formula | OCNCH2CO2(CH2)3CH3 |
| Assay | 98% |
| Boiling point | 213 °C(lit.) |
| Density | 1.06 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.43(lit.) |
| Storage temperature | 2-8°C |

Hazard statements
- H302Harmful if swallowed
- H312Harmful in contact with skin
- H315Causes skin irritation
- H319Causes serious eye irritation
- H332Harmful if inhaled
- 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 | 99 °C / 210.2 °F |
| Transport (UN / ADR) | UN 1693 6.1 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 20/21/22-36/37/38 |
| Safety statements (S) | 23-26-36 |
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 Butyl isocyanatoacetate used for?
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Butyl isocyanatoacetate is used as an intermediate and building block in organic synthesis and chemical research.
What are the CAS number and formula for Butyl isocyanatoacetate?
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The CAS number is 17046-22-9, and the linear formula is OCNCH2CO2(CH2)3CH3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Butyl isocyanatoacetate with a minimum assay of 98%. This is a technical/research grade, and TSS does not represent it as USP, BP, or EP grade.
How should Butyl isocyanatoacetate be handled safely?
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Butyl isocyanatoacetate is harmful if swallowed, in contact with skin, or if inhaled, and causes skin and serious eye irritation. It may also cause respiratory irritation. Handle with appropriate personal protective equipment, including gloves, eyeshields, and respiratory protection, in a well-ventilated area.
Is Butyl isocyanatoacetate a controlled substance?
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The provided data does not indicate that Butyl isocyanatoacetate is a controlled substance.
How is Butyl isocyanatoacetate packed, shipped, and exported?
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TSS packs and ships Butyl isocyanatoacetate according to international regulations for hazardous materials, including UN 1693, Class 6.1, Packing Group II. As a global supplier, TSS exports this chemical worldwide.
How can I request a sample or quote for Butyl isocyanatoacetate?
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To request a sample or a quote for Butyl isocyanatoacetate, please contact the TSS sales department via our website or by phone.
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