Sodium hydrogen oxalate

草酸氢钠

Also known as: Monosodium oxalate, Sodium binoxalate, Sodium acid oxalate, Sodium hydrogen oxalate monohydrate, Oxalic acid monosodium salt, Oxalic acid hydrogen sodium salt, Ethanedioic acid, monosodium salt, Sodium 2-hydroxy-2-oxoacetate

Sodium hydrogen oxalate (CAS 1186-49-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C2HNaO4 and a molecular weight of 112.01700 g/mol. It is also known as Monosodium oxalate, Sodium binoxalate and Sodium acid oxalate. Key properties include a boiling point of 365.1ºC at 760mmHg and a flash point of 188.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1186-49-8
Jingsj CID
J-37318-2
Molecular Formula
C2HNaO4
Chinese Name
草酸氢钠
Molecular Weight
112.01700 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point365.1ºC at 760mmHg
Flash Point188.8ºC
Exact Mass111.97700
PSA77.43000

Customs & Trade Information

HS Code2915900090
Summary2915900090 other saturated acyclic monocarboxylic acids and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) MFN tariff:5.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Sodium hydrogen oxalate?

The CAS number of Sodium hydrogen oxalate is 1186-49-8.

What are the molecular formula and molecular weight of Sodium hydrogen oxalate?

Sodium hydrogen oxalate has molecular formula C2HNaO4 and molecular weight 112.01700 g/mol.

What are the upstream and downstream products of Sodium hydrogen oxalate?

For Sodium hydrogen oxalate, Upstream Products: Sodium oxalate, Oxalic acid, sodium chloride; Downstream Products: Sodium oxalate, Oxalic acid, sodium chloride.

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

Last updated:

How to cite: Jingsj. "Sodium hydrogen oxalate (CAS 1186-49-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-37318-2 (accessed 2026-10-28).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.