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: 000092-52-4
SMILES : c(c(cccc1)c1)(cccc2)c2
CHEM : 1,1 -Biphenyl
MOL FOR: C12 H10
MOL WT : 154.21
------------------------------ 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) = 3.76
Log Kow (Exper. database match) = 3.98
Exper. Ref: SANGSTER (1993)
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.43):
Boiling Pt (deg C): 272.53 (Adapted Stein & Brown method)
Melting Pt (deg C): 25.07 (Mean or Weighted MP)
VP(mm Hg,25 deg C): 0.00749 (Modified Grain method)
VP (Pa, 25 deg C) : 0.999 (Modified Grain method)
MP (exp database): 69 deg C
BP (exp database): 256.1 deg C
VP (exp database): 8.93E-03 mm Hg (1.19E+000 Pa) at 25 deg C
Subcooled liquid VP: 0.0243 mm Hg (25 deg C, exp database VP )
: 3.24 Pa (25 deg C, exp database VP )
Water Solubility Estimate from Log Kow (WSKOW v1.41):
Water Solubility at 25 deg C (mg/L): 29.01
log Kow used: 3.98 (expkow database)
no-melting pt equation used
Water Sol (Exper. database match) = 6.94 mg/L (25 deg C)
Exper. Ref: PEARLMAN,RS ET AL. (1984)
Water Sol Estimate from Fragments:
Wat Sol (v1.01 est) = 9.9723 mg/L
ECOSAR Class Program (ECOSAR v1.00):
Class(es) found:
Neutral Organics
Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:
Bond Method : 4.14E-004 atm-m3/mole (4.19E+001 Pa-m3/mole)
Group Method: 4.25E-004 atm-m3/mole (4.31E+001 Pa-m3/mole)
Exper Database: 3.08E-04 atm-m3/mole (3.12E+001 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: 5.239E-005 atm-m3/mole (5.308E+000 Pa-m3/mole)
VP: 0.00749 mm Hg (source: MPBPVP)
WS: 29 mg/L (source: WSKOWWIN)
Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
Log Kow used: 3.98 (exp database)
Log Kaw used: -1.900 (exp database)
Log Koa (KOAWIN v1.10 estimate): 5.880
Log Koa (experimental database): 6.150
Probability of Rapid Biodegradation (BIOWIN v4.10):
Biowin1 (Linear Model) : 0.9303
Biowin2 (Non-Linear Model) : 0.9881
Expert Survey Biodegradation Results:
Biowin3 (Ultimate Survey Model): 2.9024 (weeks )
Biowin4 (Primary Survey Model) : 3.6350 (days-weeks )
MITI Biodegradation Probability:
Biowin5 (MITI Linear Model) : 0.3355
Biowin6 (MITI Non-Linear Model): 0.3263
Anaerobic Biodegradation Probability:
Biowin7 (Anaerobic Linear Model): 0.3181
Ready Biodegradability Prediction: NO
Hydrocarbon Biodegradation (BioHCwin v1.01):
LOG BioHC Half-Life (days) : 1.4914
BioHC Half-Life (days) : 31.0000
Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:
Vapor pressure (liquid/subcooled): 3.24 Pa (0.0243 mm Hg)
Log Koa (Exp database): 6.150
Kp (particle/gas partition coef. (m3/ug)):
Mackay model : 9.26E-007
Octanol/air (Koa) model: 3.47E-007
Fraction sorbed to airborne particulates (phi):
Junge-Pankow model : 3.34E-005
Mackay model : 7.41E-005
Octanol/air (Koa) model: 2.77E-005
Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
Hydroxyl Radicals Reaction:
OVERALL OH Rate Constant = 6.7747 E-12 cm3/molecule-sec
Half-Life = 1.579 Days (12-hr day; 1.5E6 OH/cm3)
Half-Life = 18.946 Hrs
Ozone Reaction:
No Ozone Reaction Estimation
Fraction sorbed to airborne particulates (phi):
5.38E-005 (Junge-Pankow, Mackay avg)
2.77E-005 (Koa method)
Note: the sorbed fraction may be resistant to atmospheric oxidation
Soil Adsorption Coefficient (KOCWIN v2.00):
Koc : 5129 L/kg (MCI method)
Log Koc: 3.710 (MCI method)
Koc : 2843 L/kg (Kow method)
Log Koc: 3.454 (Kow method)
Experimental Log Koc: 3.27 (database)
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 = 2.293 (BCF = 196.3 L/kg wet-wt)
Log Biotransformation Half-life (HL) = 0.2161 days (HL = 1.645 days)
Log BCF Arnot-Gobas method (upper trophic) = 2.612 (BCF = 409.1)
Log BAF Arnot-Gobas method (upper trophic) = 2.612 (BAF = 409.6)
log Kow used: 3.98 (expkow database)
Volatilization from Water:
Henry LC: 0.000308 atm-m3/mole (Henry experimental database)
Half-Life from Model River: 3.628 hours
Half-Life from Model Lake : 143.7 hours (5.988 days)
Removal In Wastewater Treatment:
Total removal: 36.65 percent
Total biodegradation: 0.29 percent
Total sludge adsorption: 27.48 percent
Total to Air: 8.89 percent
(using 10000 hr Bio P,A,S)
Level III Fugacity Model:
Mass Amount Half-Life Emissions
(percent) (hr) (kg/hr)
Air 3.35 35.7 1000
Water 17.4 360 1000
Soil 76.5 720 1000
Sediment 2.73 3.24e+003 0
Persistence Time: 447 hr