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5-Chloropentanal

Also known as: 5-Chlorovaleraldehyde, 5-Chloro-pentanal, 5-chloropentylaldehyde, 5-chloranylpentanal, Pentanal, 5-chloro-, ZLB0143

5-Chloropentanal (CAS 20074-80-0) is a compound in the Organohalogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C5H9ClO and a molecular weight of 120.577 g/mol. Key properties include a boiling point of 172.0±23.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 66.8±13.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
20074-80-0
Jingsj CID
J-1352783-8
Molecular Formula
C5H9ClO
Molecular Weight
120.577 g/mol
Category
Organohalogen Compounds
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point172.0±23.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point66.8±13.7 °C
Exact Mass120.034195
PSA17.07000
LogP1.26
Vapor Pressure1.4±0.3 mmHg at 25°C
Refractive Index1.419

Customs & Trade Information

HS Code2913000090
SummaryHS: 2913000090 halogenated, sulphonated, nitrated or nitrosated derivatives of products of heading 2912 Educational tariff:17.0% Tax rebate rate:9.0% Regulatory conditions:none Most favored nation tariff:5.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 5-Chloropentanal?

The CAS number of 5-Chloropentanal is 20074-80-0.

What are the molecular formula and molecular weight of 5-Chloropentanal?

5-Chloropentanal has molecular formula C5H9ClO and molecular weight 120.577 g/mol.

What are the upstream and downstream products of 5-Chloropentanal?

For 5-Chloropentanal, Upstream Products: Methyl 5-chloropentanoate, 5-Chloropentanol, 5-Chloro-1-pentyne; Downstream Products: (-)-Sparteine, 2-Hexanone, 4-Octanone.

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

Last updated:

How to cite: Jingsj. "5-Chloropentanal (CAS 20074-80-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1352783-8 (accessed 2026-11-09).

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