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4-Chloro-2-methylbenzaldehyde

Also known as: 2-Methyl-4-chlorobenzaldehyde, 4-Chloro-2-methylbenzaldehyde, 4-CHLORO-2-METHYLBENZALDEHYDE, Benzaldehyde, 4-chloro-2-methyl-, 4-Chloro-2-Methylbenzaldehyde

4-Chloro-2-methylbenzaldehyde (CAS 40137-29-9) 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 154.59400 g/mol. Key properties include a boiling point of 238.8ºC at 760mmHg, a density of 1.195g/cm3 and a flash point of 107.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
40137-29-9
Jingsj CID
J-1046306-6
Molecular Formula
C8H7ClO
Molecular Weight
154.59400 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point238.8ºC at 760mmHg
Density1.195g/cm3
Flash Point107.5ºC
Exact Mass154.01900
PSA17.07000
LogP2.46090
Refractive Index1.574

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 4-Chloro-2-methylbenzaldehyde?

The CAS number of 4-Chloro-2-methylbenzaldehyde is 40137-29-9.

What are the molecular formula and molecular weight of 4-Chloro-2-methylbenzaldehyde?

4-Chloro-2-methylbenzaldehyde has molecular formula C8H7ClO and molecular weight 154.59400 g/mol.

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

Last updated:

How to cite: Jingsj. "4-Chloro-2-methylbenzaldehyde (CAS 40137-29-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1046306-6 (accessed 2026-11-09).

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