5-(4-Chlorophenyl)-5-oxopentanoic acid

Also known as: 3-(p-Chlorobenzoyl)butyric acid, 5-(4-chlorophenyl)-5-oxopentanoate, Benzenepentanoic acid, 4-chloro-δ-oxo-, 5-(4-Chlorophenyl)-5-oxovaleric acid, 3-(4-chlorobenzoyl)butanoic acid

5-(4-Chlorophenyl)-5-oxopentanoic acid (CAS 36978-49-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H10ClO3 and a molecular weight of 226.65600 g/mol. Key properties include a melting point of 82-83ºC, a boiling point of 407.6ºC at 760 mmHg, a density of 1.277g/cm3 and a flash point of 200.3ºC. No supplier offers are currently listed; request a quote. Record last updated Nov 2, 2026.

CAS No.: 36978-49-1
Jingsj CID: J-29985-4
Molecular Formula: C₁₁H₁₀ClO₃
Molecular Weight: 226.65600 g/mol
Category: Organic Acids
Last updated: 11/2/2026

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Physicochemical Properties

Melting Point	82-83ºC
Boiling Point	407.6ºC at 760 mmHg
Density	1.277g/cm3
Flash Point	200.3ºC
Exact Mass	226.04000
PSA	54.37000
LogP	2.63350
Refractive Index	1.55

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 5-(4-Chlorophenyl)-5-oxopentanoic acid?

The CAS number of 5-(4-Chlorophenyl)-5-oxopentanoic acid is 36978-49-1.

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

5-(4-Chlorophenyl)-5-oxopentanoic acid has molecular formula C11H10ClO3 and molecular weight 226.65600 g/mol.

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

For 5-(4-Chlorophenyl)-5-oxopentanoic acid, Upstream Products: Glutaric anhydride, Chlorobenzene; Downstream Products: ethyl 5-(4-chlorophenyl)-5-oxopentanoate.

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

Last updated: 11/2/2026

How to cite: Jingsj. "5-(4-Chlorophenyl)-5-oxopentanoic acid (CAS 36978-49-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-29985-4 (accessed 2026-11-09).

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