3-Acetamidophenol

N-(3-羟基苯基)乙酰胺

Also known as: 3'-Hydroxyacetanilide, Metacetamol, N-(3-Hydroxyphenyl)acetamide, m-Hydroxyacetanilide, m-Acetamidophenol, N-Acetyl-m-aminophenol, 3-Acetylaminophenol, 3-(Acetylamino)phenol

3-Acetamidophenol (CAS 621-42-1) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C8H9NO2 and a molecular weight of 152.151 g/mol. It is also known as 3'-Hydroxyacetanilide, Metacetamol and N-(3-Hydroxyphenyl)acetamide. Key properties include a melting point of 145-148 °C(lit.), a boiling point of 313.1±25.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 143.2±23.2 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
621-42-1
Jingsj CID
J-33770-0
Molecular Formula
C8H9NO2
Chinese Name
N-(3-羟基苯基)乙酰胺
Molecular Weight
152.151 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Melting Point145-148 °C(lit.)
Boiling Point313.1±25.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point143.2±23.2 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 3-Acetamidophenol?

The CAS number of 3-Acetamidophenol is 621-42-1.

What are the molecular formula and molecular weight of 3-Acetamidophenol?

3-Acetamidophenol has molecular formula C8H9NO2 and molecular weight 152.151 g/mol.

Is 3-Acetamidophenol hazardous?

3-Acetamidophenol 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-Acetamidophenol (CAS 621-42-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-33770-0 (accessed 2026-10-22).

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