Substance Identity
CAS Number 129-09-9
Chemical Name Anthra[2,1-d:6,5-d']bisthiazole-6,12-dione, 2,8-diphenyl-
Type of substance Organic
SMILES c1ccccc1C2=Nc3ccc4C(=O)c5c6SC(c7ccccc7)=Nc6ccc5C(=O)c4c3S2
Moiety of concern organic
Categorization Results

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

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) 60
MITI probability of biodegradation 0.0004
EPI Predicted Ozone reaction half-life (days) 999
EPI Predicted Atmospheric Oxidation half-life (days) 0.8378

Underlying data regarding Bioaccumulation

Log Kow predicted by KowWin 7.22
Log BAF T2MTL predicted by Gobas 6.55492241875564
Log BCF 5% T2LTL predicted by Gobas 4.43863280177755
Log BCF Max predicted by OASIS 4.61957970759224
Log BCF predicted by BCFWIN 3.663

Underlying data regarding inherent toxicity to aquatic organisms

Pivotal value for iT (mg/l) 0.018
Toxicity to fish, daphnia, algae or mysid shrimp (EC50 or LC50 in mg/l) as predicted by Ecosar v0.99g 0.018
Chronic toxicity to daphnia or algae (EC50 in mg/l) as predicted by Ecosar v0.99g 0.003
Toxicity to fish (LC50 in mg/l) as predicted by Neutral Organics QSAR in Ecosar v0.99g 1.81E-004

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