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3-Chlorophenylacetaldehyde

Also known as: (3-Chlorophenyl)acetaldehyde, 2-(3-Chlorophenyl)acetaldehyde, 3-Chlorobenzeneacetaldehyde, Benzeneacetaldehyde, 3-chloro-, 3-Chloro-β-phenethyl aldehyde, 2-(3-Chlorophenyl)ethanal

3-Chlorophenylacetaldehyde (CAS 41904-40-9) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C8H7ClO and a molecular weight of 154.594 g/mol. Key properties include a boiling point of 235.8±15.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 106.3±11.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
41904-40-9
Jingsj CID
J-1520059-6
Molecular Formula
C8H7ClO
Molecular Weight
154.594 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point235.8±15.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point106.3±11.5 °C
Exact Mass154.018539
PSA17.07000
LogP2.37
Vapor Pressure0.0±0.5 mmHg at 25°C
Refractive Index1.534

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 3-Chlorophenylacetaldehyde?

The CAS number of 3-Chlorophenylacetaldehyde is 41904-40-9.

What are the molecular formula and molecular weight of 3-Chlorophenylacetaldehyde?

3-Chlorophenylacetaldehyde has molecular formula C8H7ClO and molecular weight 154.594 g/mol.

What are the upstream and downstream products of 3-Chlorophenylacetaldehyde?

For 3-Chlorophenylacetaldehyde, Upstream Products: 2-(3-Chlorophenyl)ethanol, 3-Chlorostyrene, 2-(3-chlorophenyl)oxirane; Downstream Products: 3-Chlorophenylacetic acid.

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

Last updated:

How to cite: Jingsj. "3-Chlorophenylacetaldehyde (CAS 41904-40-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1520059-6 (accessed 2026-11-09).

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