Substance Identity
CAS Number 26761-40-0
Chemical Name 1,2-Benzenedicarboxylic acid, diisodecyl ester
Type of substance Organic
SMILES CC(C)CCCCCCCOC(=O)c1ccccc1C(=O)OCCCCCCCC(C)C
Moiety of concern organic
Categorization Results

Meets Government of Canada Categorization Criteria? Yes
Meets Human Health Categorization Criteria? Yes
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) >1000T

Ecological data supporting decisions

Underlying data regarding persistence

Media of concern leading to Categorization Soil
Experimental Biodegradation half-life (days) Not Available
Robust Study Summary (biodegradation result)
26761400.doc
Predicted Ultimate degradation half-life (days) 37.5
MITI probability of biodegradation 0.7098
TOPKAT probability of biodegradation 0.002
EPI Predicted hydrolysis half-life (days) 1.25E+003
EPI Predicted Ozone reaction half-life (days) 999
EPI Predicted Atmospheric Oxidation half-life (days) 0.408

Underlying data regarding Bioaccumulation

Log Kow predicted by KowWin 10.36
Log BAF T2MTL predicted by Gobas 4.68224782555475
Log BCF 5% T2LTL predicted by Gobas 2.03464584192376
Log BCF Max predicted by OASIS 1.98475879321206
Log BCF predicted by BCFWIN 0.5

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) 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
26761400_CT_NOEC_I_Dapmag.doc
Toxicity to fish (LC50 in mg/l) as predicted by PNN 0.84518

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