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Atomfair Diethyl mesoxalate C7H10O5 CAS 609-09-6

Diethyl Mesoxalate (CAS No. 609-09-6) is a high-purity organic compound with the molecular formula C7H10O5. This versatile ester derivative of mesoxalic acid is widely used in synthetic organic chemistry, pharmaceutical research, and material science applications. As a reactive keto-ester, it serves as a valuable building block for heterocyclic synthesis, coordination chemistry, and as a precursor for advanced materials. Our product is rigorously tested to ensure >95% purity (GC) and is supplied in sealed containers under inert atmosphere to guarantee stability. Ideal for researchers requiring a high-quality, reactive intermediate with consistent lot-to-lot performance. Molecular Weight: 174.15 g/mol Appearance: Colorless to pale…

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Description

Diethyl Mesoxalate (CAS No. 609-09-6) is a high-purity organic compound with the molecular formula C7H10O5. This versatile ester derivative of mesoxalic acid is widely used in synthetic organic chemistry, pharmaceutical research, and material science applications. As a reactive keto-ester, it serves as a valuable building block for heterocyclic synthesis, coordination chemistry, and as a precursor for advanced materials. Our product is rigorously tested to ensure >95% purity (GC) and is supplied in sealed containers under inert atmosphere to guarantee stability. Ideal for researchers requiring a high-quality, reactive intermediate with consistent lot-to-lot performance.

  • Molecular Weight: 174.15 g/mol
  • Appearance: Colorless to pale yellow liquid
  • Boiling Point: ~220°C (literature)
  • Density: ~1.15 g/cm3
  • Storage: 2-8°C under nitrogen

Properties

  • CAS Number: 609-09-6
  • Complexity: 176
  • IUPAC Name: diethyl 2-oxopropanedioate
  • InChI: InChI=1S/C7H10O5/c1-3-11-6(9)5(8)7(10)12-4-2/h3-4H2,1-2H3
  • InChI Key: DBKKFIIYQGGHJO-UHFFFAOYSA-N
  • Exact Mass: 174.05282342
  • Molecular Formula: C7H10O5
  • Molecular Weight: 174.15
  • SMILES: CCOC(=O)C(=O)C(=O)OCC
  • Topological: 69.7
  • Monoisotopic Mass: 174.05282342
  • Synonyms: 609-09-6, Diethyl mesoxalate, Diethyl 2-oxomalonate, Ethyl mesoxalate, Ethyl ketomalonate, Propanedioic acid, oxo-, diethyl ester, 1,3-diethyl 2-oxopropanedioate, Mesoxalic acid, diethyl ester, Diethyl oxopropanedioate, ethyl oxomalonate, Mesoxalic Acid Diethyl Ester, Oxopropanedioic acid diethyl ester, H28C8N13IK, Diethyl 2-oxopropane-1,3-dioate, EINECS 210-176-2, NSC 53478, NSC-53478, AI3-08189, 2-oxomalonic acid diethyl ester, DTXSID5060566, Oxopropanedioic acid, diethyl ester, MESOXALIC ACID DIETHYL ESTER [MI], Propanedioic acid, 2-oxo-, 1,3-diethyl ester, diethyl mesoxalate hydrate, DTXCID3042899, Mesoxalic acid, diethyl ester (8CI), 210-176-2, Diethyl ketomalonate, diethyl 2-oxopropanedioate, Diethyl oxomalonate, diethylketomalonate, MFCD00009121, UNII-H28C8N13IK, Di-ethylketomalonate, Diethyl2-oxomalonate, diethyl-2-oxomalonate, diethyl 2-ketomalonate, diethyl 2-keto-malonate, Diethyl 2-oxomalonate #, Diethyl ketomalonate, 95%, Ketomalonic acid diethyl ester, SCHEMBL247694, DBKKFIIYQGGHJO-UHFFFAOYSA-, 2-oxo-malonic acid diethyl ester, diethyl 2-oxo-1,3-propanedioate, NSC53478, 2-oxo-propanedioic acid diethyl ester, AKOS005207254, AB00962, CS-W017518, HY-W016802, AS-18445, BP-10704, SY005090, DB-053736, 2-Oxo-,1,3-diethyl ester propanedioic acid, M0866, NS00034494, EN300-99422, Q27279547, F0001-1596, InChI=1/C7H10O5/c1-3-11-6(9)5(8)7(10)12-4-2/h3-4H2,1-2H3

Diethyl mesoxalate finds primary use as a versatile synthon in organic synthesis, particularly for preparing heterocyclic compounds and functionalized malonate derivatives. In pharmaceutical research, it serves as a key intermediate for bioactive molecule development. The compound’s reactive keto and ester functionalities make it valuable for coordination chemistry and polymer modification studies.

Safety and Hazards

GHS Hazard Statements

  • H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
  • H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
  • H335 (100%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]

Precautionary Statements

  • P261, P264, P264+P265, P271, P280, P302+P352, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501

Hazard Classes and Categories

  • Skin Irrit. 2 (100%)
  • Eye Irrit. 2 (100%)
  • STOT SE 3 (100%)

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Disclaimer: Sold exclusively for laboratory research. Prohibited for commercial use, diagnostics, or human/animal applications. Buyers assume all compliance liability.

Disclaimer

Intended Use & Restrictions

This product is sold exclusively for laboratory research, analytical testing, or non-commercial purposes.

  • Strictly prohibited: Resale, repackaging, or formulation into commercial products.
  • Not approved for human/animal use, diagnostics, or manufacturing (including pharmaceuticals, agrochemicals, or consumer goods).

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Certain molecules may be protected by active patents or regulatory restrictions.

  • Buyers must independently verify patent status (e.g., via USPTO/EPO/CNIPA) and comply with local laws.
  • Atomfair LLC does not provide legal assurances regarding patent non-infringement or jurisdictional compliance.

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  • Use this product only as permitted by law.
  • Indemnify Atomfair LLC against all claims arising from misuse, patent infringement, or regulatory violations.

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