4-Ethoxybenzoyl chloride

4-乙氧基苯甲酰氯

Also known as: 4-ethoxybenzoyl chloride, p-Ethoxybenzoyl chloride, 4-ethyloxybenzoyl chloride, 4-ethoxy-1-benzenecarbonyl chloride, Benzoyl chloride, 4-ethoxy-, p-ethoxy benzoyl chloride, para-ethoxybenzoyl chloride

4-Ethoxybenzoyl chloride (CAS 16331-46-7) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C9H9ClO2 and a molecular weight of 184.620 g/mol. It is also known as 4-ethoxybenzoyl chloride, p-Ethoxybenzoyl chloride and 4-ethyloxybenzoyl chloride. Key properties include a melting point of 22 °C, a boiling point of 260.7±0.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 103.7±20.3 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
16331-46-7
Jingsj CID
J-1326745-8
Molecular Formula
C9H9ClO2
Chinese Name
4-乙氧基苯甲酰氯
Molecular Weight
184.620 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point22 °C
Boiling Point260.7±0.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point103.7±20.3 °C

GHS Safety & Compliance

Corrosion / IrritantSignal word: Danger

Frequently Asked Questions

What is the CAS number of 4-Ethoxybenzoyl chloride?

The CAS number of 4-Ethoxybenzoyl chloride is 16331-46-7.

What are the molecular formula and molecular weight of 4-Ethoxybenzoyl chloride?

4-Ethoxybenzoyl chloride has molecular formula C9H9ClO2 and molecular weight 184.620 g/mol.

Is 4-Ethoxybenzoyl chloride hazardous?

4-Ethoxybenzoyl chloride has GHS signal word Danger.

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

Last updated:

How to cite: Jingsj. "4-Ethoxybenzoyl chloride (CAS 16331-46-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1326745-8 (accessed 2026-10-22).

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