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3-Chloro-5-methylbenzaldehyde

Also known as: 3-chloro-5-methyl-benzaldehyde, 3-methyl-5-chlorobenzaldehyde, Benzaldehyde, 3-chloro-5-methyl-

3-Chloro-5-methylbenzaldehyde (CAS 103426-20-6) 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 233.0±20.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 105.1±12.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
103426-20-6
Jingsj CID
J-1408113-1
Molecular Formula
C8H7ClO
Molecular Weight
154.594 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point233.0±20.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point105.1±12.9 °C
Exact Mass154.018539
PSA17.07000
LogP2.71
Vapor Pressure0.1±0.5 mmHg at 25°C
Refractive Index1.575

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-Chloro-5-methylbenzaldehyde?

The CAS number of 3-Chloro-5-methylbenzaldehyde is 103426-20-6.

What are the molecular formula and molecular weight of 3-Chloro-5-methylbenzaldehyde?

3-Chloro-5-methylbenzaldehyde has molecular formula C8H7ClO and molecular weight 154.594 g/mol.

What are the upstream and downstream products of 3-Chloro-5-methylbenzaldehyde?

For 3-Chloro-5-methylbenzaldehyde, Upstream Products: 3-Chloro-5-methylbenzonitrile; Downstream Products: 3-Chloro-5-methylbenzoic acid, 3-Chloro-5-methylbenzonitrile.

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-Chloro-5-methylbenzaldehyde (CAS 103426-20-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1408113-1 (accessed 2026-11-09).

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