Sodium 3-methyl-2-oxobutanoate

Also known as: Sodium 3-methyl-2-oxobutyrate, alpha-Ketoisovaleric acid sodium salt, 2-Keto-3-methylbutyric acid sodium salt, Ketovaline sodium salt, Sodium α-ketoisovalerate, 2-Oxo-3-methylbutanoic acid sodium salt, Butanoic acid, 3-methyl-2-oxo-, sodium salt, Sodium 2-oxo-3-methylbutanoate

Sodium 3-methyl-2-oxobutanoate (CAS 3715-29-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C5H7NaO3 and a molecular weight of 138.097 g/mol. Key properties include a melting point of 220-230 °C (dec.)(lit.) and a boiling point of 170.2ºC at 760 mmHg. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 3715-29-5
Jingsj CID: J-6062-8
Molecular Formula: C₅H₇NaO₃
Molecular Weight: 138.097 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	220-230 °C (dec.)(lit.)
Boiling Point	170.2ºC at 760 mmHg
Exact Mass	138.029282
PSA	57.20000

Activity & Biological Data

Additional Information	[1]. MAAS WK, et al. alpha-Ketoisovaleric acid, a precursor of pantothenic acid in Escherichia coli. J Bacteriol. 1953 Apr;65(4):388-93. [2]. Schauder P, et al. Oral administration of alpha-ketoisovaleric acid or valine in humans: blood kinetics and biochemical effects. J Lab Clin Med. 1984 Apr;103(4):597-605. [3]. Coitinho AS, et al. Pharmacological evidence that alpha-ketoisovaleric acid induces convulsions through GABAergic and glutamatergic mechanisms in rats. Brain Res. 2001 Mar 9;894(1):68-73.

Additional Information

[1]. MAAS WK, et al. alpha-Ketoisovaleric acid, a precursor of pantothenic acid in Escherichia coli. J Bacteriol. 1953 Apr;65(4):388-93. [2]. Schauder P, et al. Oral administration of alpha-ketoisovaleric acid or valine in humans: blood kinetics and biochemical effects. J Lab Clin Med. 1984 Apr;103(4):597-605. [3]. Coitinho AS, et al. Pharmacological evidence that alpha-ketoisovaleric acid induces convulsions through GABAergic and glutamatergic mechanisms in rats. Brain Res. 2001 Mar 9;894(1):68-73.

Customs & Trade Information

HS Code	2918300090
Summary	2918300090 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 Sodium 3-methyl-2-oxobutanoate?

The CAS number of Sodium 3-methyl-2-oxobutanoate is 3715-29-5.

What are the molecular formula and molecular weight of Sodium 3-methyl-2-oxobutanoate?

Sodium 3-methyl-2-oxobutanoate has molecular formula C5H7NaO3 and molecular weight 138.097 g/mol.

What are the upstream and downstream products of Sodium 3-methyl-2-oxobutanoate?

For Sodium 3-methyl-2-oxobutanoate, Upstream Products: Ethyl 3-methyl-2-oxobutanoate, Isopropylmagnesium chloride, Diethyl oxalate; Downstream Products: methyl 3-methyl-2-oxobutanoate, L-Valine-15N, L-Valine.

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

Last updated: 8/21/2026

How to cite: Jingsj. "Sodium 3-methyl-2-oxobutanoate (CAS 3715-29-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-6062-8 (accessed 2026-11-09).

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