Substance Identity
CAS Number 100-52-7
Chemical Name Benzaldehyde
Type of substance Organic
SMILES O=Cc(cccc1)c1
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 Experiment
Bioaccumulative (B)? No
Rational for B QSAR
Inherently Toxic to Aquatic Organisms (iT)? No
Rational for iT Experiment
DSL Quantity range (tonnes/year) >1000T

Ecological data supporting decisions

Underlying data regarding persistence

Media of concern leading to Categorization Air-Water
Experimental Biodegradation half-life (days) Not Available
Experimental Biodegradation result (%) 69
Reference (biodegradation result) CHEMICALS INSPECTION AND TESTING INSTITUTE.; BIODEGRADATION AND BIOACCUMULATION DATA OF EXISTING CHEMICALS BASED ON THE CSCL JAPAN.; JAPAN CHEMICAL INDUSTRY ECOLOGY - TOXICOLOGY AND INFORMATION CENTER.ISBN 4-89074-101-1.; 1992
Robust Study Summary (biodegradation result)
MITI book - P data.doc
Predicted Ultimate degradation half-life (days) 15
MITI probability of biodegradation 0.943
TOPKAT probability of biodegradation 1
EPI Predicted Ozone reaction half-life (days) 999
Experimental Atmospheric Oxidation half-life (days) 0.829026701119724
Reference (oxidation) ATKINSON,R.; KINETICS AND MECHANISMS OF THE GAS-PHASE REACTIONS OF THE HYDROXYL RADICAL WITH ORGANIC COMPOUNDS.; JOURNAL OF PHYSICAL AND CHEMICAL REFERENCE DATA. MONOGRAPH NO. 1.; 1989
EPI Predicted Atmospheric Oxidation half-life (days) 0.5986

Underlying data regarding Bioaccumulation

Empirical Log Kow 1.48
Log Kow predicted by KowWin 1.71
Log BAF T2MTL predicted by Gobas 0.453991343723849
Log BCF 5% T2LTL predicted by Gobas 0.396036468800647
Log BCF Max predicted by OASIS 1.54046851527438
Log BCF predicted by BCFWIN 0.44

Underlying data regarding inherent toxicity to aquatic organisms

Pivotal value for iT (mg/l) 1.07
Experimental result iT (mg/l) 1.07
Test species iT (Latin) Lepomis macrochirus
Test species iT (Common) Bluegill
Final EndPoint iT LC50
Exposure duration iT (hours) 96
Reference iT Environ.Pollut.Ser.A Ecol.Biol. 38(2):141-157 (Author Communication Used) (OECDG Data File)
Robust Study Summary iT
100527-AT-LC50-F-Pimpro.doc
100527-AT-LC50-F-Lepmac.doc
100527-AT-LC50-F-Ictpun.doc
100527-AT-LC50-F-Salgai.doc
100527-AT-LC50-F-Caraur.doc
Toxicity to fathead minnow (LC50 in mg/l) as predicted by Topkat v6.1 7.1
Toxicity to fish (LC50 in mg/l) as predicted by Oasis Forecast M v1.10 14.6315
Toxicity to fish (LC50 in mg/l) as predicted by Aster 41.554102
Toxicity to fish (LC50 in mg/l) as predicted by PNN 12.3692
Toxicity to daphnia (EC50 in mg/l) as predicted by Topkat v6.1 12.9
Toxicity to fish, daphnia, algae or mysid shrimp (EC50 or LC50 in mg/l) as predicted by Ecosar v0.99g 95.163
Toxicity to fish (LC50 in mg/l) as predicted by Neutral Organics QSAR in Ecosar v0.99g 1.47E+000

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