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α-Ketoglutaric acid disodium salt dihydrate

Also known as: Disodium 2-oxoglutarate dihydrate, 2-Oxoglutaric acid disodium salt, Sodium α-ketoglutarate dibasic, 2-Ketoglutaric acid disodium salt, Disodium 2-ketoglutarate, Disodium 2-oxopentanedioate dihydrate, alpha-Ketoglutaric acid disodium salt hydrate, Sodium 2-oxopentanedioate hydrate (2:1:2), Dinatrium-2-oxoglutarat, μ-[2-Oxopentanedioato(2-)-κO:κO]disodium dihydrate

α-Ketoglutaric acid disodium salt dihydrate (CAS 305-72-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C5H4Na2O5 and a molecular weight of 190.06200 g/mol. Key properties include a boiling point of 345.6ºC at 760 mmHg, a density of 1.499g/cm3 and a flash point of 177ºC. No supplier offers are currently listed; request a quote. Record last updated Nov 2, 2026.

CAS No.
305-72-6
Jingsj CID
J-1510958-7
Molecular Formula
C5H4Na2O5
Molecular Weight
190.06200 g/mol
Category
Organic Acids
Last updated
11/2/2026

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Physicochemical Properties

Boiling Point345.6ºC at 760 mmHg
Density1.499g/cm3
Flash Point177ºC
Exact Mass226.006546
PSA115.79000
Storage Conditions2-8°C
Additional Propertysoluble

Customs & Trade Information

HS Code2918300090
Summary2918300090 other carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

Frequently Asked Questions

What is the CAS number of α-Ketoglutaric acid disodium salt dihydrate?

The CAS number of α-Ketoglutaric acid disodium salt dihydrate is 305-72-6.

What are the molecular formula and molecular weight of α-Ketoglutaric acid disodium salt dihydrate?

α-Ketoglutaric acid disodium salt dihydrate has molecular formula C5H4Na2O5 and molecular weight 190.06200 g/mol.

What are the upstream and downstream products of α-Ketoglutaric acid disodium salt dihydrate?

For α-Ketoglutaric acid disodium salt dihydrate, Downstream Products: 4-((4-Hydroxyphenyl)amino)-4-oxobutanoic acid, 4-Aminophenol, 2-Amino-5-chlorophenol.

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

Last updated:

How to cite: Jingsj. "α-Ketoglutaric acid disodium salt dihydrate (CAS 305-72-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1510958-7 (accessed 2026-11-09).

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