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4-(2-Chloroacetyl)acetanilide

4-氯乙酰基乙酰苯胺

Also known as: 4'-(Chloroacetyl)acetanilide, 4-Chloroacetylacetanilide, N-[4-(Chloroacetyl)phenyl]acetamide, p-Acetamidophenacyl chloride, 1-Acetamido-4-chloroacetylbenzene

4-(2-Chloroacetyl)acetanilide (CAS 140-49-8) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C10H10ClNO2 and a molecular weight of 211.645 g/mol. It is also known as 4'-(Chloroacetyl)acetanilide, 4-Chloroacetylacetanilide and N-[4-(Chloroacetyl)phenyl]acetamide. Key properties include a melting point of 216-219 °C(lit.), a boiling point of 400.5±30.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 196.0±24.6 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
140-49-8
Jingsj CID
J-14509-9
Molecular Formula
C10H10ClNO2
Chinese Name
4-氯乙酰基乙酰苯胺
Molecular Weight
211.645 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Melting Point216-219 °C(lit.)
Boiling Point400.5±30.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point196.0±24.6 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 4-(2-Chloroacetyl)acetanilide?

The CAS number of 4-(2-Chloroacetyl)acetanilide is 140-49-8.

What are the molecular formula and molecular weight of 4-(2-Chloroacetyl)acetanilide?

4-(2-Chloroacetyl)acetanilide has molecular formula C10H10ClNO2 and molecular weight 211.645 g/mol.

Is 4-(2-Chloroacetyl)acetanilide hazardous?

4-(2-Chloroacetyl)acetanilide 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. "4-(2-Chloroacetyl)acetanilide (CAS 140-49-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-14509-9 (accessed 2026-10-22).

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