Diethyl isopropylmalonate
Diethyl isopropylmalonate (CAS: 759-36-4) is a versatile organic ester with the linear formula (CH₃)₂CHCH(COOC₂H₅)₂ and a molecular weight of 202.25 g/mol. This compound serves as a valuable building block in organic synthesis. Its ester functionality and isopropyl group make it useful in the preparation of more complex molecules within the pharmaceutical and chemical industries. Tech Serve Solutions supplies this reagent with a purity of ≥98%.

Organic Synthesis Intermediate
Diethyl isopropylmalonate is employed as a key intermediate in the synthesis of various organic compounds. Its structure allows for diverse chemical transformations, making it a useful component in multi-step synthetic routes.
Pharmaceutical Building Block
This ester serves as a foundational component in the development of pharmaceutical intermediates and active pharmaceutical ingredients (APIs). It contributes to the construction of complex molecular architectures relevant to drug discovery.
Laboratory Reagent
As a readily available laboratory reagent, Diethyl isopropylmalonate is utilised in academic and industrial research settings for its predictable reactivity and utility in carbon-carbon bond formation and ester chemistry.
| Molecular weight | 202.25 |
|---|---|
| Linear formula | (CH3)2CHCH(COOC2H5)2 |
| Assay | ≥98% |
| Boiling point | 62 °C/0.35 mmHg(lit.) |
| Density | 0.981 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.42(lit.) |
| Protective equipment | Eyeshields, Gloves, half-mask respirator (EU), half-mask respirator (US), multi-purpose combination respirator cartridge (US) |
|---|---|
| Flash point | 92 °C / 197.6 °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.
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 isopropylmalonate used for?
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Diethyl isopropylmalonate is primarily used as a building block and intermediate in organic synthesis, particularly in the pharmaceutical and chemical industries for the creation of complex molecules.
What is the CAS number and formula for Diethyl isopropylmalonate?
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The CAS number is 759-36-4, and the linear formula is (CH₃)₂CHCH(COOC₂H₅)₂.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Diethyl isopropylmalonate with a purity of ≥98%. This is a technical/research grade and is not represented as USP, BP, or EP grade.
How should Diethyl isopropylmalonate be handled safely?
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Handling Diethyl isopropylmalonate requires appropriate personal protective equipment, including eyeshields and gloves. A half-mask respirator (EU or US) or a multi-purpose combination respirator cartridge (US) is recommended. Ensure adequate ventilation and avoid exposure to high temperatures, as it has a flash point of 92 °C.
Is Diethyl isopropylmalonate a controlled substance?
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Based on the provided data, Diethyl isopropylmalonate is not identified as a controlled substance.
How is Diethyl isopropylmalonate packed, shipped, and exported?
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Diethyl isopropylmalonate is shipped as a non-hazardous material according to RIDADR NA 1993 / PGIII, under appropriate packaging standards for chemical reagents.
How can I request a sample or quote for Diethyl isopropylmalonate?
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To request a sample or a quote for Diethyl isopropylmalonate, please contact the Tech Serve Solutions sales department through our website or by phone.
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