Dimethyl diethylmalonate
Dimethyl diethylmalonate (CAS: 27132-23-6) is an organic ester with the linear formula (C2H5)2C(CO2CH3)2 and a molecular weight of 188.22 g/mol. This compound is a valuable building block in organic synthesis, particularly in the preparation of more complex molecules. Its ester functionalities and the quaternary carbon centre offer versatile reactivity for various chemical transformations.

Organic Synthesis Intermediate
Utilised as a key intermediate in the synthesis of diverse organic compounds. Its structure allows for various chemical modifications, making it suitable for building complex molecular frameworks.
Research and Development
Serves as a reagent in research laboratories for exploring new synthetic pathways and developing novel chemical entities. Its ester groups can undergo hydrolysis or transesterification reactions.
Fine Chemical Manufacturing
Employed in the production of fine chemicals where specific ester functionalities and steric bulk are required. It can be a precursor in multi-step synthetic routes.
| Molecular weight | 188.22 |
|---|---|
| Linear formula | (C2H5)2C(CO2CH3)2 |
| Assay | 99% |
| Boiling point | 97 °C/17 mmHg(lit.) |
| Density | 1.04 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.427(lit.) |
| Flash point | 80 °C / 176 °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 Dimethyl diethylmalonate used for?
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Dimethyl diethylmalonate is primarily used as a versatile intermediate in organic synthesis and in research and development for creating complex organic molecules. It is also employed in fine chemical manufacturing.
What is the CAS number and formula for Dimethyl diethylmalonate?
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The CAS number for Dimethyl diethylmalonate is 27132-23-6 and its linear formula is (C2H5)2C(CO2CH3)2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Dimethyl diethylmalonate with an assay of 99%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should Dimethyl diethylmalonate be handled safely?
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Dimethyl diethylmalonate is a combustible liquid with a flash point of 80°C (176°F). It is classified under WGK Germany 3. Handle with appropriate personal protective equipment in a well-ventilated area, away from ignition sources.
How is Dimethyl diethylmalonate packed and exported by TSS?
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Tech Serve Solutions exports and supplies Dimethyl diethylmalonate globally, ensuring appropriate packaging standards for safe transport and handling.
How can I request a quote or sample of Dimethyl diethylmalonate?
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To request a quote or sample of Dimethyl diethylmalonate, please contact our sales team through the website or by phone.
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