Substance Identity
CAS Number 2272-11-9
Chemical Name 9-Octadecenoic acid (Z)-, compd. with 2-aminoethanol (1:1)
Type of substance Organic
SMILES OC(=O)CCCCCCCC=CCCCCCCCC
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 Category
Inherently Toxic to Aquatic Organisms (iT)? Yes
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 Soil
Experimental Biodegradation half-life (days) Not Available
Predicted Ultimate degradation half-life (days) 15
MITI probability of biodegradation 0.8313
TOPKAT probability of biodegradation 0.998
EPI Predicted Ozone reaction half-life (days) 0.08815
EPI Predicted Atmospheric Oxidation half-life (days) 0.1416

Underlying data regarding Bioaccumulation

Log Kow predicted by KowWin 7.73
Log BAF T2MTL predicted by Gobas 6.57989870844907
Log BCF 5% T2LTL predicted by Gobas 4.18895455247258
Log BCF Max predicted by OASIS 4.30024762937241
Log BCF predicted by BCFWIN 1.85

Underlying data regarding inherent toxicity to aquatic organisms

Pivotal value for iT (mg/l) 0.004
Toxicity to fish, daphnia, algae or mysid shrimp (EC50 or LC50 in mg/l) as predicted by Ecosar v0.99g 0.004
Toxicity to fish (LC50 in mg/l) as predicted by Neutral Organics QSAR in Ecosar v0.99g 3.87E-003

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