Substance Identity
CAS Number 98-59-9
Chemical Name Benzenesulfonyl chloride, 4-methyl-
Type of substance Organic
SMILES O=S(=O)(c(ccc(c1)C)c1)Cl
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) >1T to 1000T

Ecological data supporting decisions

Underlying data regarding persistence

Media of concern leading to Categorization Water-Soil
Experimental Biodegradation half-life (days) Not Available
Predicted Ultimate degradation half-life (days) 37.5
MITI probability of biodegradation 0.1006
TOPKAT probability of biodegradation 0.985
Robust Study Summary (hydrolysis)
EPI Predicted Ozone reaction half-life (days) 999
EPI Predicted Atmospheric Oxidation half-life (days) 8.737

Underlying data regarding Bioaccumulation

Log Kow predicted by KowWin 3.49
Log BAF T2MTL predicted by Gobas 2.31723876207619
Log BCF 5% T2LTL predicted by Gobas 2.19923371024924
Log BCF Max predicted by OASIS 2.83467290482294
Log BCF predicted by BCFWIN 1.986

Underlying data regarding inherent toxicity to aquatic organisms

Pivotal value for iT (mg/l) 12.895
Toxicity to fish (LC50 in mg/l) as predicted by PNN 27.03536
Toxicity to fish, daphnia, algae or mysid shrimp (EC50 or LC50 in mg/l) as predicted by Ecosar v0.99g 12.895
Toxicity to fish (LC50 in mg/l) as predicted by Neutral Organics QSAR in Ecosar v0.99g 5.62E-002

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