Substance Identity
CAS Number 25724-58-7
Chemical Name 1,2-Benzenedicarboxylic acid, decyl hexyl ester
Type of substance Organic
SMILES O=C(OCCCCCCCCCC)c(c(ccc1)C(=O)OCCCCCC)c1
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 Category
Bioaccumulative (B)? No
Rational for B Category
Inherently Toxic to Aquatic Organisms (iT)? Yes
Rational for iT Experiment
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) 15
MITI probability of biodegradation 0.9355
TOPKAT probability of biodegradation 0.997
EPI Predicted hydrolysis half-life (days) 1.73E+003
EPI Predicted Ozone reaction half-life (days) 999
EPI Predicted Atmospheric Oxidation half-life (days) 0.5197

Underlying data regarding Bioaccumulation

Empirical Log Kow 8.1
Log Kow predicted by KowWin 8.54
Log BAF T2MTL predicted by Gobas 6.50055772127129
Log BCF 5% T2LTL predicted by Gobas 3.98736813839849
Log BCF Max predicted by OASIS 3.59586636293087
Log BCF predicted by BCFWIN 1.803

Underlying data regarding inherent toxicity to aquatic organisms

Pivotal value for iT (mg/l) 0.1
Experimental result iT (mg/l) 0.1
Test species iT (Latin) Daphnia Magna
Test species iT (Common) Water flea
Final EndPoint iT NOEC
Exposure duration iT (hours) 504
Reference iT Rhodes, J.E., W.J. Adams, G.R. Biddinger, K.A. Robillard, and J.W. Gorsuch, Chronic Toxicity of 14 Phthalate Esters to Daphnia mag and Rainbow Trout (Oncorhynchus mykiss), Environ.Toxicol.Chem. 14(11):1967-1976, 1995
Robust Study Summary iT
25724587_CT_NOEC_I_Dapmag.doc
Toxicity to fish (LC50 in mg/l) as predicted by PNN 0.88535
Toxicity to daphnia (EC50 in mg/l) as predicted by Topkat v6.1 0.9807

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