Substance Identity
CAS Number 537-45-1
Chemical Name 2,5-Cyclohexadien-1-one, 2,6-dibromo-4-(chloroimino)-
Type of substance Organic
SMILES BrC1=CC(=NCl)C=C(Br)C1(=O)
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)? No
Rational for P QSAR
Bioaccumulative (B)? No
Rational for B QSAR
Inherently Toxic to Aquatic Organisms (iT)? No
Rational for iT QSAR
DSL Quantity range (tonnes/year) 0 to 1T

Ecological data supporting decisions

Underlying data regarding persistence

Media of concern leading to Categorization Water
Experimental Biodegradation half-life (days) Not Available
Predicted Ultimate degradation half-life (days) 37.5
MITI probability of biodegradation 0.0018
EPI Predicted Ozone reaction half-life (days) 23.39
EPI Predicted Atmospheric Oxidation half-life (days) 0.6763

Underlying data regarding Bioaccumulation

Log Kow predicted by KowWin 2.25
Log BAF T2MTL predicted by Gobas 1.08638306219677
Log BCF 5% T2LTL predicted by Gobas 1.00072279794882
Log BCF Max predicted by OASIS 1.84283439586157
Log BCF predicted by BCFWIN 1.033

Underlying data regarding inherent toxicity to aquatic organisms

Pivotal value for iT (mg/l) 1.3134
Toxicity to fish (LC50 in mg/l) as predicted by Ecosar v0.99g 135.497
Toxicity to fish (LC50 in mg/l) as predicted by Oasis Forecast M v1.10 105.7127
Toxicity to fish (LC50 in mg/l) as predicted by Aster 40.862762
Toxicity to fish (LC50 in mg/l) as predicted by PNN 1.3134
Toxicity to fish, daphnia, algae or mysid shrimp (EC50 or LC50 in mg/l) as predicted by Ecosar v0.99g 115.792
Toxicity to fish (LC50 in mg/l) as predicted by Neutral Organics QSAR in Ecosar v0.99g 1.29E+000

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


Underlying data regarding Complex Hazard Assessment