2-Ethyl-2-phenylmalonamide monohydrate
2-Ethyl-2-phenylmalonamide monohydrate (CAS: 80866-90-6) is a chemical compound with the molecular formula C6H5C(C2H5)(CONH2)2·H2O and a molecular weight of 224.26 g/mol. This white crystalline solid is primarily utilised as a building block in chemical synthesis. Its specific application includes its use in the quantification of 2-ethyl-2-phenylmalonamide in biological samples, such as serum from epilepsy patients, employing gas liquid chromatography techniques.
- IUPAC
- PEMA

Analytical Standard
Used as a reference standard in analytical chemistry, particularly for the quantification of 2-ethyl-2-phenylmalonamide in biological matrices like patient serum using gas liquid chromatography.
Organic Synthesis Intermediate
Serves as a valuable building block in organic synthesis, contributing to the construction of more complex molecules due to its amide functionalities and phenyl group.
Research Chemical
Employed in laboratory settings for research and development purposes, exploring new synthetic pathways or investigating the properties of related compounds.
| Molecular weight | 224.26 |
|---|---|
| Linear formula | C6H5C(C2H5)(CONH2)2·H2O |
| Assay | 99% |
| Application | 2-Ethyl-2-phenylmalonamide monohydrate was used in quantification of 2-ethyl-2-phenylmalonamide in serum of epilepsy patients by gas liquid chromatography1. |
| Melting point | 120 °C (dec.)(lit.) |
| 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 2-Ethyl-2-phenylmalonamide monohydrate used for?
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2-Ethyl-2-phenylmalonamide monohydrate is used as a reference standard in analytical methods, such as gas liquid chromatography, for quantifying 2-ethyl-2-phenylmalonamide in biological samples. It also serves as a building block in organic synthesis and for general chemical research.
What is the CAS number and molecular formula for 2-Ethyl-2-phenylmalonamide monohydrate?
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The CAS number is 80866-90-6, and the molecular formula is C6H5C(C2H5)(CONH2)2·H2O.
What grade and purity does Tech Serve Solutions supply for 2-Ethyl-2-phenylmalonamide monohydrate?
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Tech Serve Solutions supplies 2-Ethyl-2-phenylmalonamide monohydrate with an assay of 99%. This product is supplied for research and laboratory use and is not represented as USP, BP, EP, or any other pharmacopoeial grade.
How should 2-Ethyl-2-phenylmalonamide monohydrate be handled safely?
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2-Ethyl-2-phenylmalonamide monohydrate has a flash point of 113 °C (235.4 °F) and is classified with WGK Germany 3, indicating a hazard to water. Appropriate personal protective equipment should be used, and handling should occur in a well-ventilated area. Refer to the Safety Data Sheet for comprehensive handling information.
How is 2-Ethyl-2-phenylmalonamide monohydrate packed and shipped?
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This product is available from Tech Serve Solutions, a global supplier and exporter. Packing and shipping are conducted in accordance with international regulations for chemical substances.
How can I request a quote or sample for 2-Ethyl-2-phenylmalonamide monohydrate?
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To request a quote or a sample of 2-Ethyl-2-phenylmalonamide monohydrate, please contact our sales department through the Tech Serve Solutions website or by phone.
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