4-Acetoxyacetanilide Chemical Properties

Melting point:

155°C

Boiling point:

329.41°C (rough estimate)

Density 

1.2307 (rough estimate)

refractive index 

1.5300 (estimate)

storage temp. 

Sealed in dry,Store in freezer, under -20°C

solubility 

Chloroform (Slightly), DMSO (Slightly), Methanol (Slightly)

pka

14.41±0.70(Predicted)

form 

Solid

color 

White to Off-White

Water Solubility 

0.32g/L(25 ºC)

CAS DataBase Reference

2623-33-8(CAS DataBase Reference)

EPA Substance Registry System

4-Acetoxyacetanilide (2623-33-8)

Safety Information

Risk Statements 

36/37/38

Safety Statements 

26-36/37/39

WGK Germany 

3

HS Code 

2924296000

4-Acetoxyacetanilide Usage And Synthesis

Chemical Properties

White Solid

Uses

analgesic, antiinflammatory

Uses

A synthetic impurity of Acetaminophen

Application

4′-Acetoxyacetanilide may be used as a reference standard for the determination of 4′-acetoxyacetanilide in pharmaceutical formulations by high performance liquid chromatography (HPLC) technique.

General Description

4′-Acetoxyacetanilide is an impurity of Acetaminophen, or Paracetamol as known internationally. This certified solution standard can be used for multiple HPLC applications including pharmaceutical testing, research, and Monograph testing methods. Acetaminophen belongs to a class of drugs called analgesics (pain relievers) and antipyretics (fever reducers).

4-Acetoxyacetanilide(2623-33-8)Related Product Information

• Acetanilide
• 2-Acetamidophenol
• ACETAMINOPHEN IMPURITY B
• 4-[1-(hydroxyamino)ethylidene]cyclohexa-2,5-dien-1-one
• 4'-CHLOROACETANILIDE
• Paracetamol (Acetaminophen) EP Impurity L
• 4'-Hydroxyacetophenone
• 3-CHLORO-4-HYDROXYACETANILIDE
• 2'-Hydroxyacetophenone
• PHENYL ACETATE
• Diloxanide furoate
• 2-HYDROXYBENZOIC ACID 4-(ACETYLAMINO)PHENYL ESTER
• BENORILATE
• Pidolacetamol
• Propacetamol
• MEOSUC-GLY-LEU-PHE-AMC
• 4-Acetoxy-1-acetylamino-2-nitro-benzene
• SUC-TYR-VAL-ALA-ASP-AMC