BT

The Good Scents Company Information Listings

This page contains the EPI System Summary only.
For complete control of this information -
Download the free EPI SuiteTM v4.0 program : here
also you can go back to the Datasheet

CAS Num: 001335-42-8

SMILES : O=C(c1cc(cc(c1)C)C)C

CHEM : Ethanone, 1-(dimethylphenyl)-

MOL FOR: C10 H12 O1

MOL WT : 148.21

------------------------------ EPI SUMMARY (v4.00) --------------------------

Physical Property Inputs:

Water Solubility (mg/L): ------

Vapor Pressure (mm Hg) : ------

Henry LC (atm-m3/mole) : ------

Log Kow (octanol-water): ------

Boiling Point (deg C) : ------

Melting Point (deg C) : ------

Log Octanol-Water Partition Coef (SRC):

Log Kow (KOWWIN v1.67 estimate) = 2.77

Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.43):

Boiling Pt (deg C): 228.73 (Adapted Stein & Brown method)

Melting Pt (deg C): 25.29 (Mean or Weighted MP)

VP(mm Hg,25 deg C): 0.0782 (Modified Grain method)

VP (Pa, 25 deg C) : 10.4 (Modified Grain method)

Subcooled liquid VP: 0.0786 mm Hg (25 deg C, Mod-Grain method)

: 10.5 Pa (25 deg C, Mod-Grain method)

Water Solubility Estimate from Log Kow (WSKOW v1.41):

Water Solubility at 25 deg C (mg/L): 334.1

log Kow used: 2.77 (estimated)

no-melting pt equation used

Water Sol Estimate from Fragments:

Wat Sol (v1.01 est) = 674.83 mg/L

ECOSAR Class Program (ECOSAR v1.00):

Class(es) found:

Neutral Organics

Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:

Bond Method : 1.19E-005 atm-m3/mole (1.21E+000 Pa-m3/mole)

Group Method: 1.25E-005 atm-m3/mole (1.27E+000 Pa-m3/mole)

For Henry LC Comparison Purposes:

User-Entered Henry LC: not entered

Henrys LC [via VP/WSol estimate using User-Entered or Estimated values]:

HLC: 4.565E-005 atm-m3/mole (4.625E+000 Pa-m3/mole)

VP: 0.0782 mm Hg (source: MPBPVP)

WS: 334 mg/L (source: WSKOWWIN)

Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:

Log Kow used: 2.77 (KowWin est)

Log Kaw used: -3.313 (HenryWin est)

Log Koa (KOAWIN v1.10 estimate): 6.083

Log Koa (experimental database): None

Probability of Rapid Biodegradation (BIOWIN v4.10):

Biowin1 (Linear Model) : 0.7932

Biowin2 (Non-Linear Model) : 0.8328

Expert Survey Biodegradation Results:

Biowin3 (Ultimate Survey Model): 2.6995 (weeks-months)

Biowin4 (Primary Survey Model) : 3.4746 (days-weeks )

MITI Biodegradation Probability:

Biowin5 (MITI Linear Model) : 0.4970

Biowin6 (MITI Non-Linear Model): 0.5187

Anaerobic Biodegradation Probability:

Biowin7 (Anaerobic Linear Model): -0.6652

Ready Biodegradability Prediction: NO

Hydrocarbon Biodegradation (BioHCwin v1.01):

Structure incompatible with current estimation method!

Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:

Vapor pressure (liquid/subcooled): 10.5 Pa (0.0786 mm Hg)

Log Koa (Koawin est ): 6.083

Kp (particle/gas partition coef. (m3/ug)):

Mackay model : 2.86E-007

Octanol/air (Koa) model: 2.97E-007

Fraction sorbed to airborne particulates (phi):

Junge-Pankow model : 1.03E-005

Mackay model : 2.29E-005

Octanol/air (Koa) model: 2.38E-005

Atmospheric Oxidation (25 deg C) [AopWin v1.92]:

Hydroxyl Radicals Reaction:

OVERALL OH Rate Constant = 5.9752 E-12 cm3/molecule-sec

Half-Life = 1.790 Days (12-hr day; 1.5E6 OH/cm3)

Half-Life = 21.481 Hrs

Ozone Reaction:

No Ozone Reaction Estimation

Fraction sorbed to airborne particulates (phi):

1.66E-005 (Junge-Pankow, Mackay avg)

2.38E-005 (Koa method)

Note: the sorbed fraction may be resistant to atmospheric oxidation

Soil Adsorption Coefficient (KOCWIN v2.00):

Koc : 133.5 L/kg (MCI method)

Log Koc: 2.125 (MCI method)

Koc : 449.6 L/kg (Kow method)

Log Koc: 2.653 (Kow method)

Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v2.00]:

Rate constants can NOT be estimated for this structure!

Bioaccumulation Estimates (BCFBAF v3.00):

Log BCF from regression-based method = 0.908 (BCF = 8.098 L/kg wet-wt)

Log Biotransformation Half-life (HL) = -0.4481 days (HL = 0.3564 days)

Log BCF Arnot-Gobas method (upper trophic) = 1.635 (BCF = 43.18)

Log BAF Arnot-Gobas method (upper trophic) = 1.635 (BAF = 43.18)

log Kow used: 2.77 (estimated)

Volatilization from Water:

Henry LC: 1.25E-005 atm-m3/mole (estimated by Group SAR Method)

Half-Life from Model River: 58.26 hours (2.428 days)

Half-Life from Model Lake : 737.7 hours (30.74 days)

Removal In Wastewater Treatment:

Total removal: 4.81 percent

Total biodegradation: 0.11 percent

Total sludge adsorption: 4.02 percent

Total to Air: 0.68 percent

(using 10000 hr Bio P,A,S)

Level III Fugacity Model:

Mass Amount Half-Life Emissions

(percent) (hr) (kg/hr)

Air 1.54 43 1000

Water 22.5 900 1000

Soil 75.8 1.8e+003 1000

Sediment 0.189 8.1e+003 0

Persistence Time: 915 hr

Top of Page Home
Copyright © 1980-2018 The Good Scents Company (tgsc) Disclaimer Privacy Policy