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3-Chloro-4-hydroxy-5-methoxybenzaldehyde

3-氯-4-羟基-5-甲氧基苯甲醛

Also known as: 5-Chlorovanillin, 3-Chlorovanillin, 5-Chloro-4-hydroxy-3-methoxybenzaldehyde, Vanillin, 5-chloro-, Benzaldehyde, 3-chloro-4-hydroxy-5-methoxy-

3-Chloro-4-hydroxy-5-methoxybenzaldehyde (CAS 19463-48-0) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C8H7ClO3 and a molecular weight of 186.592 g/mol. It is also known as 5-Chlorovanillin, 3-Chlorovanillin and 5-Chloro-4-hydroxy-3-methoxybenzaldehyde. Key properties include a melting point of 165-169 °C(lit.), a boiling point of 288.1±35.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 128.0±25.9 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
19463-48-0
Jingsj CID
J-1400122-0
Molecular Formula
C8H7ClO3
Chinese Name
3-氯-4-羟基-5-甲氧基苯甲醛
Molecular Weight
186.592 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point165-169 °C(lit.)
Boiling Point288.1±35.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point128.0±25.9 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 3-Chloro-4-hydroxy-5-methoxybenzaldehyde?

The CAS number of 3-Chloro-4-hydroxy-5-methoxybenzaldehyde is 19463-48-0.

What are the molecular formula and molecular weight of 3-Chloro-4-hydroxy-5-methoxybenzaldehyde?

3-Chloro-4-hydroxy-5-methoxybenzaldehyde has molecular formula C8H7ClO3 and molecular weight 186.592 g/mol.

Is 3-Chloro-4-hydroxy-5-methoxybenzaldehyde hazardous?

3-Chloro-4-hydroxy-5-methoxybenzaldehyde has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "3-Chloro-4-hydroxy-5-methoxybenzaldehyde (CAS 19463-48-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1400122-0 (accessed 2026-10-22).

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