Hexachlorocyclopentadiene
Synonyms & Trade Names
HCCPD, Hexachloro-1,3-cyclopentadiene, 1,2,3,4,5,5-Hexachloro-1,3-cyclopentadiene, PerchlorocyclopentadienePhysical Description
Pale-yellow to amber-colored liquid with a pungent, unpleasant odor. [Note: A solid below 16°F.]Molecular Weight
272.8Boiling Point
462°FFreezing Point
16°FSolubility
(77°F): 0.0002% (Reacts)Vapor Pressure
(77°F): 0.08 mmHgIonization Potential
?Specific Gravity
1.71Flash Point
NAUpper Exposive Limit
NALower Explosive Limit
NA
Noncombustible Liquid
Incompatibilities & Reactivities
Water, light [Note: Reacts slowly with water to form hydrochloric acid; will corrode iron & most metals in presence of moisture. Explosive hydrogen gas may collect in enclosed spaces in the presence of moisture.]Exposure Routes
inhalation, skin absorption, ingestion, skin and/or eye contactSymptoms
irritation eyes, skin, respiratory system; eye, skin burns; lacrimation (discharge of tears); sneezing, cough, dyspnea (breathing difficulty), salivation, pulmonary edema; nausea, vomiting, diarrhea; In Animals: liver, kidney injuryTarget Organs
Eyes, skin, respiratory system, liver, kidneysPersonal Protection/Sanitation
(See protection codes)Skin:Prevent skin contact
Eyes:Prevent eye contact
Wash skin:When contaminated
Remove:When wet or contaminated
Change:No recommendation
Provide:Eyewash, Quick drench
First Aid
(See procedures)Eye:Irrigate immediately
Skin:Soap flush immediately
Breathing:Respiratory support
Swallow:Medical attention immediately
Respirator Recommendations
Not available.
- Page last reviewed:April 11, 2016
- Page last updated:April 11, 2016
- Content source:
- National Institute for Occupational Safety and Health (NIOSH) Education and Information Division