DBE-4 dibasic ester
Dimethyl succinate (CAS 106-65-0) is a diester with the linear formula CH3OCOCH2CH2COOCH3. This clear, colourless liquid with a molecular weight of 146.14 g/mol serves as a versatile building block in chemical synthesis. It is a key intermediate in the production of polymers, plasticisers, and various organic compounds. Available at a purity of 98%, it is suitable for diverse industrial and research applications.
- IUPAC
- Dimethyl succinate,Succinic acid dimethyl ester
- Synonyms
- Succinic acid dimethyl esterDimethyl 1,4-butanedioate

Polymer Production
Dimethyl succinate acts as a monomer or comonomer in the synthesis of polyesters and polyurethanes. Its ester groups allow for polymerisation reactions, contributing to the material properties of the resulting polymers.
Plasticiser Intermediate
It is used in the formulation of plasticisers, which are additives that increase the plasticity or fluidity of a material. This enhances the flexibility and durability of plastics.
Organic Synthesis Reagent
As a difunctional ester, dimethyl succinate is a valuable building block for creating more complex organic molecules. It participates in various reactions including transesterification and nucleophilic substitution.
Solvent Applications
Its properties make it suitable as a specialty solvent in certain industrial processes. It can be employed in formulations requiring a high-boiling, low-volatility organic solvent.
| Molecular weight | 146.14 |
|---|---|
| Linear formula | CH3OCOCH2CH2COOCH3 |
| Assay | 98% |
| Boiling point | 200 °C(lit.) |
| Density | 1.117 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.419(lit.) |
| Vapour pressure | 0.3 mmHg (20 °C) |
| Melting point | 16-19 °C(lit.) |
| Autoignition temp | 689 °F |
| Protective equipment | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 90 °C / 194 °F |
| Transport (UN / ADR) | NA 1993 / PGIII |
| Water hazard class (WGK, DE) | 1 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Expl Lim | 8.5 % |
|---|
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 Dimethyl succinate used for?
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Dimethyl succinate (CAS 106-65-0) is primarily used as a building block in organic synthesis, for producing polymers like polyesters and polyurethanes, and as an intermediate in the manufacture of plasticisers. It also finds application as a specialty solvent.
What is the CAS number and chemical formula for Dimethyl succinate?
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The CAS number for Dimethyl succinate is 106-65-0, and its linear chemical formula is CH3OCOCH2CH2COOCH3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Dimethyl succinate with an assay of 98%. We do not represent this product as USP, BP, or EP grade.
What are the safety considerations when handling Dimethyl succinate?
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Dimethyl succinate has a flash point of 90 °C (194 °F) and an autoignition temperature of 689 °F. Appropriate personal protective equipment, including eyeshields and gloves, should be used. Refer to the Safety Data Sheet (SDS) for full handling and hazard information.
How is Dimethyl succinate packed and shipped?
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Dimethyl succinate is shipped according to applicable regulations, including NA 1993 / PGIII for ground transport. Specific packing options are available upon request.
How can I request a quote or sample?
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To request a quote or sample of Dimethyl succinate, please contact our sales team via the website or direct inquiry channels.
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