5-(4-ethoxyphenyl)-5-oxopentanoic acid

Also known as: 4-Ethoxy-δ-oxobenzenepentanoic acid, 5-(4-ETHOXYPHENYL)-5-OXOVALERIC ACID, Benzenepentanoic acid, 4-ethoxy-δ-oxo-, Benzenepentanoic acid,4-ethoxy-d-oxo-, Butyric acid, γ-p-ethoxybenzoyl-

5-(4-ethoxyphenyl)-5-oxopentanoic acid (CAS 34670-10-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C13H16O4 and a molecular weight of 236.26400 g/mol. Key properties include a boiling point of 435ºC at 760mmHg, a density of 1.149 g/cm3 and a flash point of 166.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 34670-10-5
Jingsj CID: J-1493733-8
Molecular Formula: C₁₃H₁₆O₄
Molecular Weight: 236.26400 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	435ºC at 760mmHg
Density	1.149 g/cm3
Flash Point	166.4ºC
Exact Mass	236.10500
PSA	63.60000
LogP	2.52290
Refractive Index	1.525

Customs & Trade Information

HS Code	2918990090
Summary	2918990090. 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 5-(4-ethoxyphenyl)-5-oxopentanoic acid?

The CAS number of 5-(4-ethoxyphenyl)-5-oxopentanoic acid is 34670-10-5.

What are the molecular formula and molecular weight of 5-(4-ethoxyphenyl)-5-oxopentanoic acid?

5-(4-ethoxyphenyl)-5-oxopentanoic acid has molecular formula C13H16O4 and molecular weight 236.26400 g/mol.

What are the upstream and downstream products of 5-(4-ethoxyphenyl)-5-oxopentanoic acid?

For 5-(4-ethoxyphenyl)-5-oxopentanoic acid, Upstream Products: Glutaric anhydride, Phenetole, Ethyl trans-4-ethoxycinnamate; Downstream Products: 4-Ethoxybenzoic acid.

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. "5-(4-ethoxyphenyl)-5-oxopentanoic acid (CAS 34670-10-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1493733-8 (accessed 2026-11-09).

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