ChemicalBook > CAS DataBase List > 4-Acetoxyacetanilide

4-Acetoxyacetanilide

Product Name: 4-Acetoxyacetanilide
CAS No.: 2623-33-8
Chemical Name: 4-Acetoxyacetanilide
Synonyms: NSC 6083;NSC 33893;Diacetamat;Diacetamate;Diacetylaminophenol;O-Acetylparacetamol;ACETAMINOPHENE IMP H;p-Acetoxyacetanilide;4-Acetoxyacetanilide;Acetaminophen acetate
CBNumber: CB9135778
Molecular Formula: C10H11NO3
Formula Weight: 193.2
MOL File: 2623-33-8.mol

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4-Acetoxyacetanilide Property

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)

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Safety

Risk Statements: 36/37/38
Safety Statements: 26-36/37/39
WGK Germany: 3
HS Code: 2924296000

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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word: Warning
Hazard statements: H319Causes serious eye irritation
Precautionary statements: P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

Sigma-Aldrich

Product number: PHR1612
Product name: 4′-Acetoxyacetanilide (Acetaminophen RCA)
Packaging: 50mg
Price: $166.47
Updated: 2025/07/31

Sigma-Aldrich

Product number: 1003010
Product name: Acetaminophen Related Compound A
Packaging: 15mg
Price: $1200
Updated: 2025/07/31

TCI Chemical

Product number: A0067
Product name: 4'-Acetoxyacetanilide
Purity: >99.0%(HPLC)(N)
Packaging: 5g
Price: $36
Updated: 2025/07/31

TCI Chemical

Product number: A0067
Product name: 4'-Acetoxyacetanilide
Purity: >99.0%(HPLC)(N)
Packaging: 25g
Price: $99
Updated: 2025/07/31

TRC

Product number: A161215
Product name: AcetaminophenAcetate(AcetaminophenImpurity)
Packaging: 10g
Price: $275
Updated: 2021/12/16

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4-Acetoxyacetanilide Chemical Properties,Usage,Production

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 Preparation Products And Raw materials

Raw materials

Preparation Products

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View Lastest Price from 4-Acetoxyacetanilide manufacturers

Honest Joy Holdings Limited

Product: (4-acetamidophenyl)acetate 2623-33-8
Price: US $0.00/KG
Min. Order: 1KG
Purity: 97.5%
Supply Ability: 100 tons
Release date: 2022-01-14

Career Henan Chemical Co

Product: 4-Acetoxyacetanilide 2623-33-8
Price: US $1.00/g
Min. Order: 1g
Purity: 99%
Supply Ability: 1kg
Release date: 2019-12-30

2623-33-8, 4-AcetoxyacetanilideRelated Search:

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

(4-acetamidophenyl) ethanoate

acetic acid (4-acetamidophenyl) ester

4-Acetylaminophenol acetate

Acetic acid 4-(acetylamino)phenyl ester

Acetaminophen Impurity 2

Paracetamol Impurity H

Paracetamol EP Impurity H

Paracetamol Impurity 8(Paracetamol EP Impurity H)

Acetaminophen EP Impurity H

AcetaMinophen iMpurity (ParacetaMol IMpurity H)

N,O-Diacetyl-4-aMinopheno

AcetaMinophen Related CoMpound A

4′-Acetoxyacetanilide (Acetaminophen RCA)

4-(Acetylamino)phenyl acetate

4-Acetamidophenyl acetate

Acetamide, N-[4-(acetyloxy)phenyl]-

Acetaminophen acetate

Acetanilide, 4'-hydroxy-, acetate (ester)

Diacetamat

Diacetamate

n-[4-(acetyloxy)phenyl]-acetamid

N-Acetyl-4-aminophenyl acetate

N,O-DIACETYL-4-AMINOPHENOL

O,N-DIACETYL-4-AMINOPHENOL

ACETAMINOPHEN IMPURITY H

ACETAMINOPHENE IMP H

Diacetylaminophenol

4'-Hydroxyacetanilide Acetate

Acetaminophen Acetate (Acetaminophen Impurity)

Acetaminophen Impurity

N-[4-(Acetyloxy)phenyl]acetamide

NSC 33893

NSC 6083

O-Acetylparacetamol

p-Acetoxyacetanilide

4-(Acetylamino)phenol acetate

Paracetamol EP Impurity H( 4-Acetoxyacetanilide)

Paracetamol (Acetaminophen) EP Impurity H

4-(Acetylamino)phenyl Acetate (N,O-

4'-Acetoxyacetanilide &gt

Acetaminophen impurity H(Paracetamol Impurity H)

Acetaminophen impurities1462

Acetaminophen Related Compound A (4-(acetylamino)phenyl acetate) (1003010)

Paracetamol Impurity H（EP）

Acetaminophen USP Related Compound A

4'-Acetoxyacetanilide

Paracetamol EP Impurity H 4-acetamidophenyl acetate

N,O-Diacetyl-4-aminophenol in methanol

4-Acetoxyacetanilide

2623-33-8

2633-33-8

Impurities

Intermediates & Fine Chemicals

Pharmaceuticals