Substance Identity
CAS Number 1465-25-4
Chemical Name 1,2-Ethanediamine, N-1-naphthalenyl-, dihydrochloride
Type of substance Organic
SMILES NCCNc1cccc2ccccc12
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)? Yes
Rational for iT QSAR
DSL Quantity range (tonnes/year) 0 to 1T

Ecological data supporting decisions

Underlying data regarding persistence

Media of concern leading to Categorization Water
Experimental Biodegradation half-life (days) Not Available
Predicted Ultimate degradation half-life (days) 37.5
MITI probability of biodegradation 0.0652
EPI Predicted Ozone reaction half-life (days) 999
EPI Predicted Atmospheric Oxidation half-life (days) 0.04413

Underlying data regarding Bioaccumulation

Log Kow predicted by KowWin 1.82
Log BAF T2MTL predicted by Gobas 0.708661986401143
Log BCF 5% T2LTL predicted by Gobas 0.635304201987942
Log BCF Max predicted by OASIS 1.59470672540064
Log BCF predicted by BCFWIN 0.701

Underlying data regarding inherent toxicity to aquatic organisms

Pivotal value for iT (mg/l) 0.9633
Toxicity to fathead minnow (LC50 in mg/l) as predicted by Topkat v6.1 0.9633
Toxicity to fish (LC50 in mg/l) as predicted by Ecosar v0.99g 66.883
Toxicity to fish (LC50 in mg/l) as predicted by Oasis Forecast M v1.10 139.4126
Toxicity to fish (LC50 in mg/l) as predicted by Aster 106.196555
Toxicity to fish (LC50 in mg/l) as predicted by PNN 43.66271
Toxicity to daphnia (EC50 in mg/l) as predicted by Topkat v6.1 15.3
Toxicity to fish, daphnia, algae or mysid shrimp (EC50 or LC50 in mg/l) as predicted by Ecosar v0.99g 4.822
Toxicity to fish (LC50 in mg/l) as predicted by Neutral Organics QSAR in Ecosar v0.99g 6.80E+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