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Sodium 4-methyl-2-oxopentanoate

Also known as: Sodium ketoisocaproate, Ketoleucine sodium salt, Sodium alpha-ketoisocaproate, 4-Methyl-2-oxovaleric acid sodium salt, 2-Ketoisocaproic acid sodium salt, Sodium 2-ketoisocaproate, Sodium 4-methyl-2-oxovalerate, Pentanoic acid, 4-methyl-2-oxo-, sodium salt

Sodium 4-methyl-2-oxopentanoate (CAS 4502-00-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H9NaO3 and a molecular weight of 152.124 g/mol. Key property: a melting point of 275 °C (dec.)(lit.). No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
4502-00-5
Jingsj CID
J-19802-7
Molecular Formula
C6H9NaO3
Molecular Weight
152.124 g/mol
Category
Organic Acids
Last updated
8/21/2026
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Physicochemical Properties

Melting Point275 °C (dec.)(lit.)
Exact Mass152.044937
PSA57.20000

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 Sodium 4-methyl-2-oxopentanoate?

The CAS number of Sodium 4-methyl-2-oxopentanoate is 4502-00-5.

What are the molecular formula and molecular weight of Sodium 4-methyl-2-oxopentanoate?

Sodium 4-methyl-2-oxopentanoate has molecular formula C6H9NaO3 and molecular weight 152.124 g/mol.

What are the upstream and downstream products of Sodium 4-methyl-2-oxopentanoate?

For Sodium 4-methyl-2-oxopentanoate, Upstream Products: 5-(2-Methylpropylidene)imidazolidine-2,4-dione, ethyl 4-methyl-2-oxovalerate; Downstream Products: L-Leucine-15N, Isovaleric acid, L-Leucine.

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

Last updated:

How to cite: Jingsj. "Sodium 4-methyl-2-oxopentanoate (CAS 4502-00-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-19802-7 (accessed 2026-11-09).

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