5,6-Dichlorovanillin

5,6-二氯香兰素

Also known as: 2,3-Dichloro-4-hydroxy-5-methoxybenzaldehyde, 2,3-dichloro-4-hydroxy-5-methoxy-benzaldehyde, Benzaldehyde, 2,3-dichloro-4-hydroxy-5-methoxy-, 5,6-Dichlor-vanillin, 5,6-dichlorovanilin, Vanillin,5,6-dichloro-(7CI,8CI), 5,6-CHLOROVANILLIN, 2,3-Dichlor-4-hydroxy-5-methoxy-benzaldehyd, 5,6-Dichlor-4-hydroxy-3-methoxy-benzaldehyd

5,6-Dichlorovanillin (CAS 18268-69-4) is a compound in the Organohalogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C8H6Cl2O3 and a molecular weight of 221.037 g/mol. It is also known as 2,3-Dichloro-4-hydroxy-5-methoxybenzaldehyde, 2,3-dichloro-4-hydroxy-5-methoxy-benzaldehyde and Benzaldehyde, 2,3-dichloro-4-hydroxy-5-methoxy-. Key properties include a boiling point of 313.9±37.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 143.7±26.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 18268-69-4
Jingsj CID: J-1959390-6
Molecular Formula: C₈H₆Cl₂O₃
Chinese Name: 5,6-二氯香兰素
Molecular Weight: 221.037 g/mol
Category: Organohalogen Compounds
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	313.9±37.0 °C at 760 mmHg
Density	1.5±0.1 g/cm3
Flash Point	143.7±26.5 °C

Frequently Asked Questions

What is the CAS number of 5,6-Dichlorovanillin?

The CAS number of 5,6-Dichlorovanillin is 18268-69-4.

What are the molecular formula and molecular weight of 5,6-Dichlorovanillin?

5,6-Dichlorovanillin has molecular formula C8H6Cl2O3 and molecular weight 221.037 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "5,6-Dichlorovanillin (CAS 18268-69-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1959390-6 (accessed 2026-10-26).

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