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Ethyl 5-methoxy-3-oxopentanoate

Also known as: 5-methoxy-3-oxopentanoic acid ethyl ester, 5-methoxy-3-oxo-pentanoic acid ethyl ester, 5-methoxy-3-oxopentanic acid ethyl ester, ethyl 5-methoxy-3-oxopentanoate, Pentanoic acid, 5-methoxy-3-oxo-, ethyl ester

Ethyl 5-methoxy-3-oxopentanoate (CAS 104629-86-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H14O4 and a molecular weight of 174.19400 g/mol. Key properties include a boiling point of 230.869ºC at 760 mmHg, a density of 1.04g/cm3 and a flash point of 93.382ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
104629-86-9
Jingsj CID
J-1014792-9
Molecular Formula
C8H14O4
Molecular Weight
174.19400 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point230.869ºC at 760 mmHg
Density1.04g/cm3
Flash Point93.382ºC
Exact Mass174.08900
PSA52.60000
LogP0.54520
Vapor Pressure0.064mmHg at 25°C
Refractive Index1.423

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 Ethyl 5-methoxy-3-oxopentanoate?

The CAS number of Ethyl 5-methoxy-3-oxopentanoate is 104629-86-9.

What are the molecular formula and molecular weight of Ethyl 5-methoxy-3-oxopentanoate?

Ethyl 5-methoxy-3-oxopentanoate has molecular formula C8H14O4 and molecular weight 174.19400 g/mol.

What are the upstream and downstream products of Ethyl 5-methoxy-3-oxopentanoate?

For Ethyl 5-methoxy-3-oxopentanoate, Upstream Products: 3-Methoxypropanoic acid, Ethyl potassium malonate, 3-Methoxypropionitrile.

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

Last updated:

How to cite: Jingsj. "Ethyl 5-methoxy-3-oxopentanoate (CAS 104629-86-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1014792-9 (accessed 2026-11-09).

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