Substance Identity
CAS Number 517-28-2
Chemical Name Benz[b]indeno[1,2-d]pyran-3,4,6a,9,10(6H)-pentol, 7,11b-dihydro-, cis-(+)-
Type of substance Organic
SMILES O(c(c(C(c(c(cc(O)c1O)C2)c1)C23O)ccc4O)c4O)C3
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) >1T to 1000T

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 0.1583
EPI Predicted Ozone reaction half-life (days) 999
EPI Predicted Atmospheric Oxidation half-life (days) 0.04664

Underlying data regarding Bioaccumulation

Log Kow predicted by KowWin 0.71
Log BAF T2MTL predicted by Gobas 0.100634785448427
Log BCF 5% T2LTL predicted by Gobas 0.0829810534726538
Log BCF Max predicted by OASIS 1.18638927607315
Log BCF predicted by BCFWIN 0.5

Underlying data regarding inherent toxicity to aquatic organisms

Pivotal value for iT (mg/l) 0.2478
Toxicity to fathead minnow (LC50 in mg/l) as predicted by Topkat v6.1 0.2478
Toxicity to fish (LC50 in mg/l) as predicted by Ecosar v0.99g 276.731
Toxicity to fish (LC50 in mg/l) as predicted by Oasis Forecast M v1.10 10,025.7979
Toxicity to fish (LC50 in mg/l) as predicted by Aster 279.785813
Toxicity to fish (LC50 in mg/l) as predicted by PNN 3.2536
Toxicity to daphnia (EC50 in mg/l) as predicted by Topkat v6.1 42.6
Toxicity to fish, daphnia, algae or mysid shrimp (EC50 or LC50 in mg/l) as predicted by Ecosar v0.99g 2,080.022
Toxicity to fish (LC50 in mg/l) as predicted by Neutral Organics QSAR in Ecosar v0.99g 3.66E+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