Substance Identity
CAS Number 5468-75-7
Chemical Name Butanamide, 2,2'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[N-(2-methylphenyl)-3-oxo-
Type of substance Organic
SMILES O=C(Nc(c(ccc1)C)c1)C(N=Nc(c(cc(c(ccc(N=NC(C(=O)C)C(=O)Nc(c(ccc2)C)c2)c3Cl)c3)c4)Cl)c4)C(=O)C
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 Category
Bioaccumulative (B)? Yes
Rational for B Category
Inherently Toxic to Aquatic Organisms (iT)? No
Rational for iT Category
DSL Quantity range (tonnes/year) >1000T

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) 182
MITI probability of biodegradation 0
EPI Predicted Ozone reaction half-life (days) 999
EPI Predicted Atmospheric Oxidation half-life (days) 0.3101

Underlying data regarding Bioaccumulation

Log Kow predicted by KowWin 7.02
Log BAF T2MTL predicted by Gobas 6.4996619579188
Log BCF 5% T2LTL predicted by Gobas 4.51886999485031
Log BCF Max predicted by OASIS 4.71093814436339
Log BCF predicted by BCFWIN 1

Underlying data regarding inherent toxicity to aquatic organisms

Pivotal value for iT (mg/l) 0.007
Chronic toxicity to daphnia or algae (EC50 in mg/l) as predicted by Ecosar v0.99g 0.007

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

Underlying data regarding Simple Hazard Assessment


Underlying data regarding Complex Hazard Assessment

Carcinogencity

Screening Outcome Negative
Screening Method
Data Results
Reference CASETOX v1.56 TOPKAT v6.1

Genotoxicity

Screening Outcome Negative
Screening Method
Data Results
Reference Loser (ETAD Project), 1988, unpublished data (OTS 0000621)

Acute Toxicity

Screening Outcome Negative
Screening Method
Data Results LD50(Oral) 5000 mg/kg bw/day
Reference US EPA OPTS, report no. 8EHQ-0690-0962 (as cited in RTECS 2004) Clariant GmbH 1995, unpublished data (as cited in IUCLID 2000)