Skip Navigation
ChemIDplus A TOXNET DATABASE LiteBrowseAdvanced

Substance Name: 2,4-Dinitrophenylacetic acid
RN: 643-43-6

Molecular Formula

  • C8-H6-N2-O6

Molecular Weight

  • 226.143
* denotes mobile formatted website

Links to Resources

NLM Resources (File Locators)

Regulatory Agencies (Superlist Locators)

Other Resources (Internet Locators)

Search for this InChIKey on the Web

Names and Synonyms

Name of Substance

  • 2,4-Dinitrophenylacetic acid


  • (2,4-Dinitrophenyl)acetic acid
  • 4-09-00-01691 (Beilstein Handbook Reference)
  • Acetic acid, (2,4-dinitrophenyl)-
  • AI3-01812
  • Benzeneacetic acid, 2,4-dinitro-
  • BRN 1990798
  • EINECS 211-398-2
  • NSC 6225

Systematic Names

  • 2,4-Dinitrophenylacetic acid
  • Acetic acid, (2,4-dinitrophenyl)-
  • Benzeneacetic acid, 2,4-dinitro-

Registry Numbers

CAS Registry Number

  • 643-43-6

System Generated Number

  • 0000643436

Structure Descriptors








Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
rat LD oral > 500mg/kg (500mg/kg)   National Academy of Sciences, National Research Council, Chemical-Biological Coordination Center, Review. Vol. 5, Pg. 8, 1953.

Physical Properties

Physical Property Value Units Temp (deg C) Source
Melting Point 172 deg C   EXP
pKa Dissociation Constant 3.5 (none) 25 EXP
log P (octanol-water) 1.060 (none)   EST
Water Solubility 3990 mg/L 25 EST
Vapor Pressure 6.06E-07 mm Hg 25 EST
Henry's Law Constant 6.88E-13 atm-m3/mole 25 EST
Atmospheric OH Rate Constant 1.27E-12 cm3/molecule-sec 25 EST

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