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Substance Name: Pentachlorodibenzo-p-dioxin
RN: 36088-22-9

Classification Codes

  • 2007 CERCLA Priority List, Rank: 204
  • 2011 CERCLA Priority List, Rank: 205

Molecular Formula

  • C12-H3-Cl5-O2

Molecular Weight

  • 361.4582
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Links to Resources

NLM Resources (File Locators)

Regulatory Agencies (Superlist Locators)

Other Resources (Internet Locators)

Names and Synonyms

Name of Substance

  • Pentachlorodibenzo-p-dioxin


  • HSDB 6869
  • Pentachlorodibenzo-p-dioxin

Systematic Names

  • Dibenzo(b,e)(1,4)-dioxin, pentachloro-
  • Dibenzo(b,e)(1,4)dioxin, pentachloro-

Superlist Name

  • Pentachlorodibenzo-p-dioxin

Registry Numbers

CAS Registry Number

  • 36088-22-9


  • N9F088KLJF

System Generated Number

  • 0036088229

Physical Properties

Physical Property Value Units Temp (deg C) Source
Melting Point 220 deg C   EXP
log P (octanol-water) 6.5 (none)   EXP
Water Solubility 1.20E-04 mg/L 20 EXP
Vapor Pressure 5.60E-10 mm Hg 25 EXP
Henry's Law Constant 2.20E-06 atm-m3/mole 25 EST
Atmospheric OH Rate Constant 5.75E-13 cm3/molecule-sec 25 EST

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