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: 000302-01-2

SMILES : NN

CHEM : Hydrazine

MOL FOR: H4 N2

MOL WT : 32.05

------------------------------ 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):

*** WARNING: Inorganic Compound (Outside Estimation Domain)

Log Kow (KOWWIN v1.67 estimate) = -1.47

Log Kow (Exper. database match) = -2.07

Exper. Ref: HANSCH,C ET AL. (1995)

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

*** WARNING: Inorganic Compound (Outside Estimate Domain) ***

*** WARNING: Estimations NOT VALID ***

Boiling Pt (deg C): 499.25 (Adapted Stein & Brown method)

Melting Pt (deg C): 198.90 (Mean or Weighted MP)

VP(mm Hg,25 deg C): 20.8 (Mean VP of Antoine & Grain methods)

VP (Pa, 25 deg C) : 2.78E+003 (Mean VP of Antoine & Grain methods)

MP (exp database): 2 deg C

BP (exp database): 113.5 deg C

VP (exp database): 1.44E+01 mm Hg (1.92E+003 Pa) at 25 deg C

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

*** WARNING: Inorganic Compound (Outside Estimation Domain)**

Water Solubility at 25 deg C (mg/L): 1e+006

log Kow used: -2.07 (expkow database)

no-melting pt equation used

Water Sol (Exper. database match) = 1e+006 mg/L ( deg C)

Exper. Ref: AMOORE,JE & HAUTALA,E (1983)

Water Sol Estimate from Fragments:

*** WARNING: Inorganic Compound (Outside Estimation Domain)***

*** WARNING: Wat Sol Estimation NOT Valid ***

Wat Sol (v1.01 est) = 1e+006 mg/L

ECOSAR Class Program (ECOSAR v1.00):

Class(es) found:

Hydrazines

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

*** WARNING: Inorganic Compound (Outside Estimation Domain) **

*** WARNING: Estimation NOT VALID **

Bond Method : 1.44E-008 atm-m3/mole (1.46E-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: 8.772E-007 atm-m3/mole (8.888E-002 Pa-m3/mole)

VP: 20.8 mm Hg (source: MPBPVP)

WS: 1E+006 mg/L (source: WSKOWWIN)

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

*** WARNING: Inorganic Compound (Outside Estimation Domain)**

*** WARNING: Estimation NOT VALID ***

Log Kow used: -2.07 (exp database)

Log Kaw used: -6.230 (HenryWin est)

Log Koa (KOAWIN v1.10 estimate): 4.160

Log Koa (experimental database): None

Probability of Rapid Biodegradation (BIOWIN v4.10):

*** WARNING: Inorganic Compound (Outside Estimation Domain)**

*** WARNING: Estimation NOT VALID ***

Biowin1 (Linear Model) : 0.7323

Biowin2 (Non-Linear Model) : 0.9278

Expert Survey Biodegradation Results:

Biowin3 (Ultimate Survey Model): 3.1284 (weeks )

Biowin4 (Primary Survey Model) : 3.8015 (days )

MITI Biodegradation Probability:

Biowin5 (MITI Linear Model) : 0.2438

Biowin6 (MITI Non-Linear Model): 0.0000

Anaerobic Biodegradation Probability:

Biowin7 (Anaerobic Linear Model): 0.8361

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): 1.92E+003 Pa (14.4 mm Hg)

Log Koa (Koawin est ): 4.160

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

Mackay model : 1.56E-009

Octanol/air (Koa) model: 3.55E-009

Fraction sorbed to airborne particulates (phi):

Junge-Pankow model : 5.64E-008

Mackay model : 1.25E-007

Octanol/air (Koa) model: 2.84E-007

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

*** WARNING: Inorganic Compound (Outside Estimation Domain)***

Hydroxyl Radicals Reaction:

OVERALL OH Rate Constant = 0.0000 E-12 cm3/molecule-sec

Half-Life = -------

Ozone Reaction:

No Ozone Reaction Estimation

Fraction sorbed to airborne particulates (phi):

9.07E-008 (Junge-Pankow, Mackay avg)

2.84E-007 (Koa method)

Note: the sorbed fraction may be resistant to atmospheric oxidation

Soil Adsorption Coefficient (KOCWIN v2.00):

*** WARNING: Inorganic Coumpound (Outside Estimation Domain) **

*** WARNING: Estimation NOT VALID **

Koc : 13.22 L/kg (MCI method)

Log Koc: 1.121 (MCI method)

Koc : 0.01596 L/kg (Kow method)

Log Koc: -1.797 (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 = 0.500 (BCF = 3.162 L/kg wet-wt)

Log Biotransformation Half-life (HL) = -2.2554 days (HL = 0.005553 days)

Log BCF Arnot-Gobas method (upper trophic) = -0.049 (BCF = 0.8932)

Log BAF Arnot-Gobas method (upper trophic) = -0.049 (BAF = 0.8932)

log Kow used: -2.07 (expkow database)

Volatilization from Water:

Henry LC: 1.44E-008 atm-m3/mole (estimated by Bond SAR Method)

Half-Life from Model River: 2.302E+004 hours (959.1 days)

Half-Life from Model Lake : 2.512E+005 hours (1.046E+004 days)

Removal In Wastewater Treatment:

Total removal: 1.85 percent

Total biodegradation: 0.09 percent

Total sludge adsorption: 1.75 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 0.291 1e+005 1000

Water 29.3 360 1000

Soil 70.4 720 1000

Sediment 0.0699 3.24e+003 0

Persistence Time: 640 hr

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