Substance Identity
CAS Number 76-01-7
Chemical Name Ethane, pentachloro-
Type of substance Organic
SMILES C(C(Cl)Cl)(Cl)(Cl)Cl
Moiety of concern organic
Categorization Results

Meets Government of Canada Categorization Criteria? Yes
Meets Human Health Categorization Criteria? Yes
Meets Environmental Criteria for Categorization? No
Persistent (P)? Yes
Rational for P QSAR
Bioaccumulative (B)? No
Rational for B QSAR
Inherently Toxic to Aquatic Organisms (iT)? No
Rational for iT Experiment
DSL Quantity range (tonnes/year) >1T to 1000T

Ecological data supporting decisions

Underlying data regarding persistence

Media of concern leading to Categorization Air
Experimental Biodegradation half-life (days) Not Available
Predicted Ultimate degradation half-life (days) 182
MITI probability of biodegradation 0.002
TOPKAT probability of biodegradation 0
EPI Predicted hydrolysis half-life (days) 6.73E+000
EPI Predicted Ozone reaction half-life (days) 999
EPI Predicted Atmospheric Oxidation half-life (days) 553.4

Underlying data regarding Bioaccumulation

Empirical Log Kow 3.22
Log Kow predicted by KowWin 3.11
Log BAF T2MTL predicted by Gobas 2.03761709111718
Log BCF 5% T2LTL predicted by Gobas 1.93189826995197
Log BCF Max predicted by OASIS 2.4960244598007
Log BCF predicted by BCFWIN 1.779

Underlying data regarding inherent toxicity to aquatic organisms

Pivotal value for iT (mg/l) 4.7
Experimental result iT (mg/l) 4.7
Exposure duration iT (hours) 48
Robust Study Summary iT
76017-AT-LC50-I-Dapmag.doc
Toxicity to fathead minnow (LC50 in mg/l) as predicted by Topkat v6.1 11.1
Toxicity to fish (LC50 in mg/l) as predicted by Ecosar v0.99g 13.57
Toxicity to fish (LC50 in mg/l) as predicted by Oasis Forecast M v1.10 14.242
Toxicity to fish (LC50 in mg/l) as predicted by Aster 5.622772
Toxicity to fish (LC50 in mg/l) as predicted by PNN 26.01123
Toxicity to daphnia (EC50 in mg/l) as predicted by Topkat v6.1 21
Toxicity to fish, daphnia, algae or mysid shrimp (EC50 or LC50 in mg/l) as predicted by Ecosar v0.99g 1.772
Chronic toxicity to daphnia or algae (EC50 in mg/l) as predicted by Ecosar v0.99g 1.309
Toxicity to fish (LC50 in mg/l) as predicted by Neutral Organics QSAR in Ecosar v0.99g 1.36E+001

Human Health data supporting decisions
Underlying data regarding potential for exposure

LPE/IPE/GPE Lowest Potential for Exposure (HC Simple Exposure Tool)

Underlying data regarding Previous Assessments

Underlying data regarding Simple Hazard Assessment

AgencyAssessment
EC Carcinogenicity - Category 3

Underlying data regarding Complex Hazard Assessment