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Ethyl 3-cyclopentene-1-carboxylate

Also known as: Ethyl cyclopent-3-ene-1-carboxylate, 3-Cyclopentene-1-carboxylic acid ethyl ester, Ethyl 3-cyclopentenecarboxylate, 3-Cyclopentenecarboxylic acid ethyl ester, Ethyl cyclopent-3-enecarboxylate, MFCD06410819

Ethyl 3-cyclopentene-1-carboxylate (CAS 21622-01-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H12O2 and a molecular weight of 140.180 g/mol. Key properties include a boiling point of 172.8±9.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 48.2±6.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
21622-01-5
Jingsj CID
J-1445684-9
Molecular Formula
C8H12O2
Molecular Weight
140.180 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point172.8±9.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point48.2±6.3 °C
Exact Mass140.083725
PSA26.30000
LogP1.93
Vapor Pressure1.3±0.3 mmHg at 25°C
Refractive Index1.474

Customs & Trade Information

HS Code2916209090
Summary2916209090 other cyclanic, cyclenic or cyclotherpenic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) MFN tariff:6.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Ethyl 3-cyclopentene-1-carboxylate?

The CAS number of Ethyl 3-cyclopentene-1-carboxylate is 21622-01-5.

What are the molecular formula and molecular weight of Ethyl 3-cyclopentene-1-carboxylate?

Ethyl 3-cyclopentene-1-carboxylate has molecular formula C8H12O2 and molecular weight 140.180 g/mol.

What are the upstream and downstream products of Ethyl 3-cyclopentene-1-carboxylate?

For Ethyl 3-cyclopentene-1-carboxylate, Upstream Products: Ethyl 2-allyl-4-pentenoate, Ethanol, 3-Cyclopentene-1-carboxylic acid; Downstream Products: 1-Hydroxymethyl-3-cyclopentene.

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 3-cyclopentene-1-carboxylate (CAS 21622-01-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1445684-9 (accessed 2026-11-09).

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