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Diethyl oxalacetate sodium salt

Also known as: Diethyl oxaloacetate sodium salt, Sodium diethyl oxalacetate, Diethyl 2-oxosuccinate sodium salt, Ethyl oxalacetate sodium salt, Sodium 1,4-diethoxy-1,4-dioxo-2-butanolate, Butanedioic acid, oxo-, diethyl ester, ion(1-), sodium, MFCD00035571, EINECS 255-122-9

Diethyl oxalacetate sodium salt (CAS 40876-98-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H11NaO5 and a molecular weight of 212.176 g/mol. Key property: a melting point of 188-190 °C(lit.). It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed, H315 — Causes skin irritation and H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
40876-98-0
Jingsj CID
J-38783-7
Molecular Formula
C8H11NaO5
Molecular Weight
212.176 g/mol
Category
Organic Acids
Last updated
8/21/2026
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Physicochemical Properties

Melting Point188-190 °C(lit.)
Exact Mass212.066071
PSA75.66000
LogP0.42700

GHS Safety & Compliance

IrritantSignal word: Warning
  • H302 — Harmful if swallowed
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation

Customs & Trade Information

HS Code2918990090
Summary2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Diethyl oxalacetate sodium salt?

The CAS number of Diethyl oxalacetate sodium salt is 40876-98-0.

What are the molecular formula and molecular weight of Diethyl oxalacetate sodium salt?

Diethyl oxalacetate sodium salt has molecular formula C8H11NaO5 and molecular weight 212.176 g/mol.

Is Diethyl oxalacetate sodium salt hazardous?

Diethyl oxalacetate sodium salt has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H315 — Causes skin irritation; H319 — Causes serious eye irritation.

What are the upstream and downstream products of Diethyl oxalacetate sodium salt?

For Diethyl oxalacetate sodium salt, Upstream Products: Ethyl acetate, Diethyl oxalate; Downstream Products: Ethyl 7-hydroxycoumarin-4-carboxylate, Ethyl 5-hydroxy-1-phenyl-1H-pyrazole-3-carboxylate, Ethyl 5-hydroxy-1H-pyrazole-3-carboxylate.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Diethyl oxalacetate sodium salt (CAS 40876-98-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-38783-7 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.