Substance Identity
CAS Number 71927-89-4
Chemical Name Benzenesulfonic acid, 2(or 5)-butyl-5(or 2)-[[4-[(4-butylsulfophenyl)amino]-9,10-dihydro-5,8-dihydroxy-9,10-dioxo-1-anthracenyl]amino]-, disodium salt
Type of substance Organic
SMILES CCCCc1c(S(=O)(=O)O)cc(cc1)Nc2c3C(=O)c4c(O)ccc(O)c4C(=O)c3c(cc2)Nc5cc(S(=O)(=O)O)c(cc5)CCCC
Moiety of concern organic
Categorization Results

Meets Government of Canada Categorization Criteria? No
Meets Human Health Categorization Criteria? No
Meets Environmental Criteria for Categorization? Uncertain
Persistent (P)? No
Rational for P QSAR
Bioaccumulative (B)? Yes
Rational for B QSAR
Inherently Toxic to Aquatic Organisms (iT)? Uncertain
DSL Quantity range (tonnes/year) 0 to 1T

Ecological data supporting decisions

Underlying data regarding persistence

Media of concern leading to Categorization Soil
Experimental Biodegradation half-life (days) Not Available
Predicted Ultimate degradation half-life (days) 60
MITI probability of biodegradation 0
EPI Predicted Ozone reaction half-life (days) 999
EPI Predicted Atmospheric Oxidation half-life (days) 0.05767

Underlying data regarding Bioaccumulation

Log Kow predicted by KowWin 5.54
Log BAF T2MTL predicted by Gobas 5.06599174965018
Log BCF 5% T2LTL predicted by Gobas 4.15062702223778
Log BCF Max predicted by OASIS 4.59162695574539
Log BCF predicted by BCFWIN 1

Underlying data regarding inherent toxicity to aquatic organisms

Robust Study Summary iT
71927-89-4_164CVDS.doc

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