Dibutyl itaconate
Dibutyl itaconate (CAS 2155-60-4), with the chemical formula CH3(CH2)3O2CCH2C(=CH2)CO2(CH2)3CH3 and a molecular weight of 242.31 g/mol, is an ester of itaconic acid. It is primarily utilised in polymer science and materials applications. This compound serves as a monomer or comonomer in polymerisation processes and finds application as a plasticiser and a polymer additive, contributing to the modification of material properties.

Polymerisation Monomer
Dibutyl itaconate can be employed as a monomer or comonomer in the synthesis of various polymers. Its itaconate structure allows for incorporation into polymer chains, influencing the final material characteristics.
Plasticiser
As a plasticiser, Dibutyl itaconate can be added to polymers to increase their flexibility, workability, and durability. It helps to reduce the glass transition temperature of the polymer matrix.
Polymer Additive
This ester functions as a polymer additive, contributing to the modification of physical and chemical properties of polymeric materials. Its use can enhance performance in specific applications.
| Molecular weight | 242.31 |
|---|---|
| Linear formula | CH3(CH2)3O2CCH2C(=CH2)CO2(CH2)3CH3 |
| Assay | 96% |
| Boiling point | 284 °C(lit.) |
| Density | 0.985 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.444(lit.) |
| Protective equipment | Eyeshields, Gloves |
|---|---|
| Flash point | >113 °C / >235.4 °F |
| Water hazard class (WGK, DE) | 3 |
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 Dibutyl itaconate used for?
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Dibutyl itaconate is used as a monomer in polymerisation, as a plasticiser, and as a polymer additive for modifying material properties in polymer science and materials applications.
What is the CAS number and chemical formula for Dibutyl itaconate?
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The CAS number for Dibutyl itaconate is 2155-60-4 and its chemical formula is CH3(CH2)3O2CCH2C(=CH2)CO2(CH2)3CH3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Dibutyl itaconate with an assay of 96%. This product is not represented as USP, BP, or EP grade.
How should Dibutyl itaconate be handled safely?
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Handling Dibutyl itaconate requires appropriate personal protective equipment, including eyeshields and gloves. Refer to the safety data sheet for comprehensive handling and hazard information.
How is Dibutyl itaconate packed, shipped, and exported?
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Dibutyl itaconate is carefully packed and handled in accordance with international shipping regulations. Tech Serve Solutions exports this chemical globally.
How can I request a sample or quote for Dibutyl itaconate?
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To request a sample or a quotation for Dibutyl itaconate, please contact our sales team through the provided contact channels on the Tech Serve Solutions website.
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