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 Number: 603-35-0
SMILES : c(P(c(cccc1)c1)c(cccc2)c2)(cccc3)c3
CHEM : Phosphine, triphenyl-
MOL FOR: C18 H15 P1
MOL WT : 262.29
------------------------------ EPI SUMMARY (v4.11) --------------------------
Physical Property Inputs:
Log Kow (octanol-water): ------
Boiling Point (deg C) : ------
Melting Point (deg C) : ------
Vapor Pressure (mm Hg) : ------
Water Solubility (mg/L): ------
Henry LC (atm-m3/mole) : ------
Log Octanol-Water Partition Coef (SRC):
Log Kow (KOWWIN v1.68 estimate) = 5.02
Log Kow (Exper. database match) = 5.69
Exper. Ref: HANSCH,C ET AL. (1995)
Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPVP v1.43):
Boiling Pt (deg C): 374.69 (Adapted Stein & Brown method)
Melting Pt (deg C): 108.74 (Mean or Weighted MP)
VP(mm Hg,25 deg C): 1.02E-005 (Modified Grain method)
VP (Pa, 25 deg C) : 0.00136 (Modified Grain method)
MP (exp database): 80 deg C
BP (exp database): 210 @ 0.72 mm Hg deg C
Subcooled liquid VP: 3.4E-005 mm Hg (25 deg C, Mod-Grain method)
: 0.00453 Pa (25 deg C, Mod-Grain method)
Water Solubility Estimate from Log Kow (WSKOW v1.42):
Water Solubility at 25 deg C (mg/L): 0.2793
log Kow used: 5.69 (expkow database)
no-melting pt equation used
Water Sol Estimate from Fragments:
Wat Sol (v1.01 est) = 0.10237 mg/L
ECOSAR Class Program (ECOSAR v1.11):
Class(es) found:
Neutral Organics
Henrys Law Constant (25 deg C) [HENRYWIN v3.20]:
Bond Method : 2.26E-008 atm-m3/mole (2.29E-003 Pa-m3/mole)
Group Method: Incomplete
For Henry LC Comparison Purposes:
User-Entered Henry LC: not entered
Henrys LC [via VP/WSol estimate using User-Entered or Estimated values]:
HLC: 1.260E-005 atm-m3/mole (1.277E+000 Pa-m3/mole)
VP: 1.02E-005 mm Hg (source: MPBPVP)
WS: 0.279 mg/L (source: WSKOWWIN)
Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
Log Kow used: 5.69 (exp database)
Log Kaw used: -6.034 (HenryWin est)
Log Koa (KOAWIN v1.10 estimate): 11.724
Log Koa (experimental database): None
Probability of Rapid Biodegradation (BIOWIN v4.10):
Biowin1 (Linear Model) : 1.0069
Biowin2 (Non-Linear Model) : 0.9908
Expert Survey Biodegradation Results:
Biowin3 (Ultimate Survey Model): 2.6856 (weeks-months)
Biowin4 (Primary Survey Model) : 3.4840 (days-weeks )
MITI Biodegradation Probability:
Biowin5 (MITI Linear Model) : 0.0551
Biowin6 (MITI Non-Linear Model): 0.0375
Anaerobic Biodegradation Probability:
Biowin7 (Anaerobic Linear Model): 0.0592
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): 0.00453 Pa (3.4E-005 mm Hg)
Log Koa (Koawin est ): 11.724
Kp (particle/gas partition coef. (m3/ug)):
Mackay model : 0.000662
Octanol/air (Koa) model: 0.13
Fraction sorbed to airborne particulates (phi):
Junge-Pankow model : 0.0233
Mackay model : 0.0503
Octanol/air (Koa) model: 0.912
Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
Hydroxyl Radicals Reaction:
OVERALL OH Rate Constant = 5.8495 E-12 cm3/molecule-sec
Half-Life = 1.829 Days (12-hr day; 1.5E6 OH/cm3)
Half-Life = 21.942 Hrs
Ozone Reaction:
No Ozone Reaction Estimation
Fraction sorbed to airborne particulates (phi):
0.0368 (Junge-Pankow, Mackay avg)
0.912 (Koa method)
Note: the sorbed fraction may be resistant to atmospheric oxidation
Soil Adsorption Coefficient (KOCWIN v2.00):
Koc : 3.356E+005 L/kg (MCI method)
Log Koc: 5.526 (MCI method)
Koc : 8.669E+004 L/kg (Kow method)
Log Koc: 4.938 (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 v3.01):
Log BCF from regression-based method = 3.421 (BCF = 2638 L/kg wet-wt)
Log Biotransformation Half-life (HL) = 0.4420 days (HL = 2.767 days)
Log BCF Arnot-Gobas method (upper trophic) = 3.005 (BCF = 1013)
Log BAF Arnot-Gobas method (upper trophic) = 3.079 (BAF = 1200)
log Kow used: 5.69 (expkow database)
Volatilization from Water:
Henry LC: 2.26E-008 atm-m3/mole (estimated by Bond SAR Method)
Half-Life from Model River: 4.196E+004 hours (1748 days)
Half-Life from Model Lake : 4.579E+005 hours (1.908E+004 days)
Removal In Wastewater Treatment:
Total removal: 90.25 percent
Total biodegradation: 0.76 percent
Total sludge adsorption: 89.50 percent
Total to Air: 0.00 percent
(using 10000 hr Bio P,A,S)
Level III Fugacity Model:
Mass Amount Half-Life Emissions
(percent) (hr) (kg/hr)
Air 0.0785 43.9 1000
Water 3.67 900 1000
Soil 48.1 1.8e+003 1000
Sediment 48.2 8.1e+003 0
Persistence Time: 3.11e+003 hr