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4-(4-chlorophenyl)-2-methyl-4-oxobutanoic acid

Also known as: 3-(p-chlorobenzoyl)-2-methylpropionic acid, 2-methyl-4-oxo-4-(4'-chlorophenyl)butyric acid, benzenebutanoic acid, 4-chloro-α-methyl-γ-oxo-, 4-(4-chlorophenyl)-2-methyl-4-oxobutanoic acid, MFCD01863260, TIMTEC-BB SBB003312, (2R)-4-(4-chlorophenyl)-2-methyl-4-oxobutanoate

4-(4-chlorophenyl)-2-methyl-4-oxobutanoic acid (CAS 52240-20-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H11ClO3 and a molecular weight of 226.65600 g/mol. Key properties include a melting point of 137-139ºC, a boiling point of 407.6ºC at 760mmHg and a flash point of 200.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
52240-20-7
Jingsj CID
J-49937-6
Molecular Formula
C11H11ClO3
Molecular Weight
226.65600 g/mol
Category
Organic Acids
Last updated
8/21/2026
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Physicochemical Properties

Melting Point137-139ºC
Boiling Point407.6ºC at 760mmHg
Flash Point200.3ºC
Exact Mass226.04000
PSA54.37000
LogP2.63350

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 4-(4-chlorophenyl)-2-methyl-4-oxobutanoic acid?

The CAS number of 4-(4-chlorophenyl)-2-methyl-4-oxobutanoic acid is 52240-20-7.

What are the molecular formula and molecular weight of 4-(4-chlorophenyl)-2-methyl-4-oxobutanoic acid?

4-(4-chlorophenyl)-2-methyl-4-oxobutanoic acid has molecular formula C11H11ClO3 and molecular weight 226.65600 g/mol.

What are the upstream and downstream products of 4-(4-chlorophenyl)-2-methyl-4-oxobutanoic acid?

For 4-(4-chlorophenyl)-2-methyl-4-oxobutanoic acid, Upstream Products: Methylsuccinic anhydride, Methyl methacrylate, 2-(4-Chlorophenyl)-2-morpholinoacetonitrile.

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

Last updated:

How to cite: Jingsj. "4-(4-chlorophenyl)-2-methyl-4-oxobutanoic acid (CAS 52240-20-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-49937-6 (accessed 2026-11-09).

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