Substance Identity
CAS Number 23564-05-8
Chemical Name Carbamic acid, [1,2-phenylenebis(iminocarbonothioyl)]bis-, dimethyl ester
Type of substance Organic
SMILES COC(=O)NC(=S)Nc1ccccc1NC(=S)NC(=O)OC
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)? Yes
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 Water
Experimental Biodegradation half-life (days) Not Available
Robust Study Summary (biodegradation half-life)
23564058.doc
Predicted Ultimate degradation half-life (days) 60
MITI probability of biodegradation 0.0143
EPI Predicted hydrolysis half-life (days) 8.14E+006
EPI Predicted Ozone reaction half-life (days) 999
EPI Predicted Atmospheric Oxidation half-life (days) 0.1396

Underlying data regarding Bioaccumulation

Empirical Log Kow 1.4
Log Kow predicted by KowWin 1.1
Log BAF T2MTL predicted by Gobas 0.401978212815453
Log BCF 5% T2LTL predicted by Gobas 0.348300164442709
Log BCF Max predicted by OASIS 1.29539579240191
Log BCF predicted by BCFWIN 0.378

Underlying data regarding inherent toxicity to aquatic organisms

Pivotal value for iT (mg/l) 0.03
Experimental result iT (mg/l) 0.03
Test species iT (Latin) Ictalurus punctatus
Test species iT (Common) Channel catfish
Final EndPoint iT LC50
Exposure duration iT (hours) 96
Reference iT Environmental Fate and Effects Division, U.S.EPA, Washington, D.C.
Toxicity to fish (LC50 in mg/l) as predicted by Aster 931.568188
Toxicity to fish (LC50 in mg/l) as predicted by PNN 24.25787
Toxicity to fish, daphnia, algae or mysid shrimp (EC50 or LC50 in mg/l) as predicted by Ecosar v0.99g 2,795.249
Toxicity to fish (LC50 in mg/l) as predicted by Neutral Organics QSAR in Ecosar v0.99g 1.78E+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 Genotoxicity - Category 3

Underlying data regarding Complex Hazard Assessment