Substance Identity
CAS Number 107-06-2
Chemical Name Ethane, 1,2-dichloro-
Type of substance Organic
SMILES ClCCCl
Moiety of concern organic
Categorization Results

Meets Government of Canada Categorization Criteria? No
Meets Human Health Categorization Criteria? No
Meets Environmental Criteria for Categorization? No
Persistent (P)? Yes
Rational for P Experiment
Bioaccumulative (B)? No
Rational for B QSAR
Inherently Toxic to Aquatic Organisms (iT)? No
Rational for iT Experiment
DSL Quantity range (tonnes/year) >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) 37.5
MITI probability of biodegradation 0.3207
TOPKAT probability of biodegradation 0
EPI Predicted hydrolysis half-life (days) 1.71E+008
EPI Predicted Ozone reaction half-life (days) 999
Experimental Atmospheric Oxidation half-life (days) 43.1227598566308
Reference (oxidation) ATKINSON,R.; KINETICS AND MECHANISMS OF THE GAS-PHASE REACTIONS OF THE HYDROXYL RADICAL WITH ORGANIC COMPOUNDS.; JOURNAL OF PHYSICAL AND CHEMICAL REFERENCE DATA. MONOGRAPH NO. 1.; 1989
EPI Predicted Atmospheric Oxidation half-life (days) 41.86

Underlying data regarding Bioaccumulation

Empirical Log Kow 1.48
Log Kow predicted by KowWin 1.83
Log BAF T2MTL predicted by Gobas 0.453991343723849
Log BCF 5% T2LTL predicted by Gobas 0.396036468800647
Log BCF Max predicted by OASIS 1.60097508461698
Log BCF predicted by BCFWIN 0.44

Underlying data regarding inherent toxicity to aquatic organisms

Pivotal value for iT (mg/l) 116
Experimental result iT (mg/l) 116
Test species iT (Latin) Pimephales promelas
Test species iT (Common) Fathead minnow
Final EndPoint iT LC50
Exposure duration iT (hours) 72
Reference iT Arch.Environ.Contam.Toxicol. 12(6):661-666 (OECDG Data File)
Robust Study Summary iT
107062-AT-LC50-F-pimpro-4.doc
107062-AT-LC50-I-artsal-2.doc
107062-AT-IC50-I-artsal.doc
Toxicity to fathead minnow (LC50 in mg/l) as predicted by Topkat v6.1 216.6
Toxicity to fish (LC50 in mg/l) as predicted by Ecosar v0.99g 105.989
Toxicity to fish (LC50 in mg/l) as predicted by Oasis Forecast M v1.10 282.4919
Toxicity to fish (LC50 in mg/l) as predicted by Aster 237.538953
Toxicity to fish (LC50 in mg/l) as predicted by PNN 25.16099
Toxicity to daphnia (EC50 in mg/l) as predicted by Topkat v6.1 43
Toxicity to fish, daphnia, algae or mysid shrimp (EC50 or LC50 in mg/l) as predicted by Ecosar v0.99g 34.511
Chronic toxicity to daphnia or algae (EC50 in mg/l) as predicted by Ecosar v0.99g 5.344
Toxicity to fish (LC50 in mg/l) as predicted by Neutral Organics QSAR in Ecosar v0.99g 1.06E+002

Human Health data supporting decisions
Underlying data regarding potential for exposure

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

Underlying data regarding Previous Assessments

Previous assessment through previous CEPA assessment

Underlying data regarding Simple Hazard Assessment

AgencyAssessment
EC Carcinogenicity - Category 2
NTP Carcinogenicity - Reasonably anticipated to be a human carcinogen
USEPA 1986 Carcinogenicity - Groups B1 and B2
IARC Carcinogenicity - Group 2B
HC Carcinogenicity - Group II

Underlying data regarding Complex Hazard Assessment