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Substance Name: Metacetamol [INN:BAN]
RN: 621-42-1
UNII: V942ZCN81H
InChIKey: QLNWXBAGRTUKKI-UHFFFAOYSA-N

Classification Codes

  • Analgesics
  • Central Nervous System Agents
  • Drug / Therapeutic Agent
  • Peripheral Nervous System Agents
  • Sensory System Agents

Molecular Formula

  • C8-H9-N-O2

Molecular Weight

  • 151.164
 
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Names and Synonyms

Name of Substance

  • 3-Hydroxyacetanilide
  • Metacetamol [INN:BAN]

Synonyms

  • 3'-Hydroxyacetanilide
  • 3-(Acetylamino)-1-hydroxybenzene
  • 3-(Acetylamino)phenol
  • 3-Acetamidophenol
  • 4-13-00-00977 (Beilstein Handbook Reference)
  • AI3-01929
  • BRN 0907998
  • BS 749
  • CCRIS 4567
  • EINECS 210-687-0
  • m-(Acetylamino)phenol
  • m-Acetamidophenol
  • m-Hydroxyacetanilide
  • Metacetamol
  • Metacetamolo
  • Metacetamolo [DCIT]
  • Metacetamolum
  • Metacetamolum [INN-Latin]
  • Metalid
  • N-(3-Hydroxyphenyl)acetamide
  • N-Acetyl-m-aminophenol
  • NEBS
  • NSC 3990
  • Pedituss
  • Pyrapap
  • Rystal
  • UNII-V942ZCN81H

Systematic Names

  • 3'-Hydroxyacetanilide
  • Acetamide, N-(3-hydroxyphenyl)-
  • Acetanilide, 3'-hydroxy-
  • Metacetamol
  • N-Acetyl-m-aminophenol

Registry Numbers

CAS Registry Number

  • 621-42-1

FDA UNII

  • V942ZCN81H

System Generated Number

  • 0000621421

Structure Descriptors

InChI

1S/C8H9NO2/c1-6(10)9-7-3-2-4-8(11)5-7/h2-5,11H,1H3,(H,9,10)

InChIKey

QLNWXBAGRTUKKI-UHFFFAOYSA-N

Smiles

c1(cc(ccc1)O)NC(C)=O

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 intraperitoneal 1025mg/kg (1025mg/kg) BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY) Research Communications in Chemical Pathology and Pharmacology. Vol. 28, Pg. 447, 1980.

Physical Properties

Physical Property Value Units Temp (deg C) Source
Melting Point 147 deg C   EXP
log P (octanol-water) 0.73 (none)   EXP
Water Solubility 1.79E+04 mg/L 25 EST
Vapor Pressure 7.00E-06 mm Hg 25 EST
Henry's Law Constant 6.42E-13 atm-m3/mole 25 EST
Atmospheric OH Rate Constant 2.00E-10 cm3/molecule-sec 25 EST

Physical property data is provided to ChemIDplus by SRC, Inc.