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4'-Chloroacetanilide

Also known as: 4-Chloroacetanilide, p-Chloroacetanilide, N-(4-Chlorophenyl)acetamide, Acetaminophen Impurity J, N-Acetyl-4-chloroaniline, Acetic acid 4-chloroanilide, 4'-Chloroacetanilide

4'-Chloroacetanilide (CAS 539-03-7) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C8H8ClNO and a molecular weight of 169.608 g/mol. Key properties include a melting point of 176-178 °C(lit.), a boiling point of 335.0±25.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 156.4±23.2 °C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
539-03-7
Jingsj CID
J-1088706-6
Molecular Formula
C8H8ClNO
Molecular Weight
169.608 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Melting Point176-178 °C(lit.)
Boiling Point335.0±25.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point156.4±23.2 °C
Exact Mass169.029449
PSA29.10000
LogP2.05
Vapor Pressure0.0±0.7 mmHg at 25°C
Refractive Index1.591
Additional Propertydioxane: 50 mg/mL hot, clear

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code2924299090
Summary2924299090. other cyclic amides (including cyclic carbamates) and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 4'-Chloroacetanilide?

The CAS number of 4'-Chloroacetanilide is 539-03-7.

What are the molecular formula and molecular weight of 4'-Chloroacetanilide?

4'-Chloroacetanilide has molecular formula C8H8ClNO and molecular weight 169.608 g/mol.

Is 4'-Chloroacetanilide hazardous?

4'-Chloroacetanilide has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

What are the upstream and downstream products of 4'-Chloroacetanilide?

For 4'-Chloroacetanilide, Upstream Products: Thioacetic acid, Acetamide, 4-Chloroaniline; Downstream Products: N-(4-Cyanophenyl)acetamide, 3'-(Trifluoromethyl)acetanilide, N-(2-Bromo-4-chlorophenyl)acetamide.

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

Last updated:

How to cite: Jingsj. "4'-Chloroacetanilide (CAS 539-03-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1088706-6 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.