Diethyl succinate
Diethyl succinate (CAS: 123-25-1) is a diester with the linear formula C 2 H 5 OCOCH 2 CH 2 COOC 2 H 5 and a molecular weight of 174.19 g/mol. This clear, colourless liquid exhibits ester characteristics and finds utility as a plasticizer and an additive in polymer science. Tech Serve Solutions supplies Diethyl succinate for various research and industrial applications.

Plasticizer
Diethyl succinate functions as a plasticizer, enhancing the flexibility and workability of polymers. It can be incorporated into polymer formulations to modify material properties for specific applications.
Polymer Additive
As a polymer additive, Diethyl succinate can influence the processing characteristics and final properties of plastic materials. Its ester functionality makes it compatible with various polymer systems.
Chemical Intermediate
This compound can serve as an intermediate in the synthesis of other organic compounds. Its ester groups can undergo various chemical reactions, making it a building block in organic synthesis.
| Molecular weight | 174.19 |
|---|---|
| Linear formula | C2H5OCOCH2CH2COOC2H5 |
| Assay | 98% |
| Grade | Vetec™ reagent grade |
| Boiling point | 218 °C(lit.) |
| Density | 1.047 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.42(lit.) |
| Melting point | −20 °C(lit.) |
| Vapour density | 6 (vs air) |
| Flash point | 91 °C / 195.8 °F |
|---|---|
| Water hazard class (WGK, DE) | 2 |
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 Diethyl succinate used for?
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Diethyl succinate is used as a plasticizer and polymer additive, and can serve as a chemical intermediate in organic synthesis.
What is the CAS number and formula for Diethyl succinate?
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The CAS number for Diethyl succinate is 123-25-1, and its linear formula is C 2 H 5 OCOCH 2 CH 2 COOC 2 H 5 .
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Diethyl succinate in Vetec™ reagent grade with an assay of 98%.
How should Diethyl succinate be handled?
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Diethyl succinate has a flash point of 91 °C and should be handled with care away from heat and ignition sources. It is classified under WGK 2 in Germany, indicating it is hazardous to water. Refer to the Safety Data Sheet for comprehensive handling instructions.
Does Tech Serve Solutions export Diethyl succinate?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including Diethyl succinate, serving clients worldwide.
How can I request a quote or sample of Diethyl succinate?
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To request a quote or sample of Diethyl succinate, please contact our sales team through the website or by phone.
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