Substance Identity
CAS Number 6290-17-1
Chemical Name 1,3-Dioxolane-2-acetic acid, 2,4-dimethyl-, ethyl ester
Type of substance Organic
SMILES O=C(OCC)CC(OCC1C)(O1)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)? 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 Air-Water
Experimental Biodegradation half-life (days) Not Available
Predicted Ultimate degradation half-life (days) 37.5
MITI probability of biodegradation 0.6785
EPI Predicted hydrolysis half-life (days) 2.10E+004
EPI Predicted Ozone reaction half-life (days) 999
EPI Predicted Atmospheric Oxidation half-life (days) 0.6248

Underlying data regarding Bioaccumulation

Log Kow predicted by KowWin 1.72
Log BAF T2MTL predicted by Gobas 0.628707186284731
Log BCF 5% T2LTL predicted by Gobas 0.55934242795264
Log BCF Max predicted by OASIS 1.5441352470736
Log BCF predicted by BCFWIN 0.623

Underlying data regarding inherent toxicity to aquatic organisms

Pivotal value for iT (mg/l) 4800
Toxicity to fathead minnow (LC50 in mg/l) as predicted by Topkat v6.1 4,800
Toxicity to fish (LC50 in mg/l) as predicted by Ecosar v0.99g 40.223
Toxicity to fish (LC50 in mg/l) as predicted by Aster 48.72427
Toxicity to fish (LC50 in mg/l) as predicted by PNN 17.47207
Toxicity to daphnia (EC50 in mg/l) as predicted by Topkat v6.1 1.4
Toxicity to fish, daphnia, algae or mysid shrimp (EC50 or LC50 in mg/l) as predicted by Ecosar v0.99g 268.83
Toxicity to fish (LC50 in mg/l) as predicted by Neutral Organics QSAR in Ecosar v0.99g 8.53E+001

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