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Methyl 3-oxocyclopentane-1-carboxylate

Also known as: Methyl 3-oxocyclopentanecarboxylate, 3-Oxocyclopentanecarboxylic acid methyl ester, 3-Oxo-cyclopentanecarboxylic acid methyl ester, 3-oxo-1-cyclopentanecarboxylic acid methyl ester, Cyclopentanecarboxylic acid, 3-oxo-, methyl ester, 3-(Methoxycarbonyl)cyclopentan-1-one, 1-(Methoxycarbonyl)-3-oxocyclopentane

Methyl 3-oxocyclopentane-1-carboxylate (CAS 32811-75-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H10O3 and a molecular weight of 142.152 g/mol. Key properties include a boiling point of 209.7±33.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 84.0±25.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
32811-75-9
Jingsj CID
J-1181081-4
Molecular Formula
C7H10O3
Molecular Weight
142.152 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point209.7±33.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point84.0±25.4 °C
Exact Mass142.062988
PSA43.37000
LogP-0.48
Vapor Pressure0.2±0.4 mmHg at 25°C
Refractive Index1.468

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 Methyl 3-oxocyclopentane-1-carboxylate?

The CAS number of Methyl 3-oxocyclopentane-1-carboxylate is 32811-75-9.

What are the molecular formula and molecular weight of Methyl 3-oxocyclopentane-1-carboxylate?

Methyl 3-oxocyclopentane-1-carboxylate has molecular formula C7H10O3 and molecular weight 142.152 g/mol.

What are the upstream and downstream products of Methyl 3-oxocyclopentane-1-carboxylate?

For Methyl 3-oxocyclopentane-1-carboxylate, Upstream Products: 3-Oxocyclopentanecarboxylic acid, methyl 3-oxocyclopent-1-ene-1-carboxylate, iodomethane; Downstream Products: Methyl (1R,3S)-3-hydroxycyclopentanecarboxylate.

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

Last updated:

How to cite: Jingsj. "Methyl 3-oxocyclopentane-1-carboxylate (CAS 32811-75-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1181081-4 (accessed 2026-11-09).

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