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Cyclopentylacetaldehyde

Also known as: 2-Cyclopentylacetaldehyde, Cyclopentyl Acetaldehyde, Cyclopentaneacetaldehyde, 2-cyclopentylacetaldehyde

Cyclopentylacetaldehyde (CAS 5623-81-4) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C7H12O and a molecular weight of 112.170 g/mol. Key properties include a boiling point of 165.3±9.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 44.9±7.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5623-81-4
Jingsj CID
J-44966-1
Molecular Formula
C7H12O
Molecular Weight
112.170 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point165.3±9.0 °C at 760 mmHg
Density0.9±0.1 g/cm3
Flash Point44.9±7.8 °C
Exact Mass112.088814
PSA17.07000
LogP1.87
Vapor Pressure1.9±0.3 mmHg at 25°C
Refractive Index1.440

Customs & Trade Information

HS Code2912299000
Summary2912299000. other cyclic aldehydes without other oxygen function. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Cyclopentylacetaldehyde?

The CAS number of Cyclopentylacetaldehyde is 5623-81-4.

What are the molecular formula and molecular weight of Cyclopentylacetaldehyde?

Cyclopentylacetaldehyde has molecular formula C7H12O and molecular weight 112.170 g/mol.

What are the upstream and downstream products of Cyclopentylacetaldehyde?

For Cyclopentylacetaldehyde, Upstream Products: 2-Cyclopentylethanol, METHYLENECYCLOPENTANE, Cyclopentylacetic acid; Downstream Products: Cyclopenthiazide, ethyl 4-cyclopentyl-3-oxobutanoate.

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

Last updated:

How to cite: Jingsj. "Cyclopentylacetaldehyde (CAS 5623-81-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-44966-1 (accessed 2026-11-09).

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