2-Chloro-3,4-dimethoxybenzaldehyde

2-氯-3,4-二甲氧基苯甲醛

Also known as: 2-Chloroveratraldehyde, 2-Chloro-3,4-dimethoxybenzaldehyde, Benzaldehyde, 2-chloro-3,4-dimethoxy-, 2-Chlorovanillin methyl ether, MFCD00084942, EINECS 226-515-2

2-Chloro-3,4-dimethoxybenzaldehyde (CAS 5417-17-4) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C9H9ClO3 and a molecular weight of 200.619 g/mol. It is also known as 2-Chloroveratraldehyde, Benzaldehyde, 2-chloro-3,4-dimethoxy- and 2-Chlorovanillin methyl ether. Key properties include a melting point of 71-74 °C(lit.), a boiling point of 300.9±37.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 130.8±25.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5417-17-4
Jingsj CID
J-17029-9
Molecular Formula
C9H9ClO3
Chinese Name
2-氯-3,4-二甲氧基苯甲醛
Molecular Weight
200.619 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point71-74 °C(lit.)
Boiling Point300.9±37.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point130.8±25.5 °C

Frequently Asked Questions

What is the CAS number of 2-Chloro-3,4-dimethoxybenzaldehyde?

The CAS number of 2-Chloro-3,4-dimethoxybenzaldehyde is 5417-17-4.

What are the molecular formula and molecular weight of 2-Chloro-3,4-dimethoxybenzaldehyde?

2-Chloro-3,4-dimethoxybenzaldehyde has molecular formula C9H9ClO3 and molecular weight 200.619 g/mol.

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

Last updated:

How to cite: Jingsj. "2-Chloro-3,4-dimethoxybenzaldehyde (CAS 5417-17-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-17029-9 (accessed 2026-10-22).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.