ChemSpider 2D Image | Silicon nitride | N4Si3

Silicon nitride

  • Molecular FormulaN4Si3
  • Average mass140.283 Da
  • Monoisotopic mass139.943069 Da
  • ChemSpider ID2341213

More details:






Validated by Experts, Validated by Users, Non-Validated, Removed by Users

Silicon nitride [Wiki]
Hexacyclo[3.1.1.01,4.02,5.03,6.03,7]trisilazan [German] [ACD/IUPAC Name]
Hexacyclo[3.1.1.01,4.02,5.03,6.03,7]trisilazane [ACD/Index Name] [ACD/IUPAC Name]
Hexacyclo[3.1.1.01,4.02,5.03,6.03,7]trisilazane [French] [ACD/Index Name] [ACD/IUPAC Name]
11113-86-3 [RN]
115950-29-3 [RN]
12033-89-5 [RN]
234-796-8 [EINECS]
37248-41-2 [RN]
53095-88-8 [RN]
More...

Validated by Experts, Validated by Users, Non-Validated, Removed by Users

248622_ALDRICH [DBID]
325171_ALDRICH [DBID]
334103_ALDRICH [DBID]
636703_ALDRICH [DBID]
  • Miscellaneous
    • Safety:

      WARNING: Dust may irritate eyes and lungs Alfa Aesar 44736

Predicted data is generated using the ACD/Labs Percepta Platform - PhysChem Module

Density: 2.8±0.1 g/cm3
Boiling Point:
Vapour Pressure:
Enthalpy of Vaporization:
Flash Point:
Index of Refraction: 2.501
Molar Refractivity: 31.6±0.4 cm3
#H bond acceptors: 4
#H bond donors: 0
#Freely Rotating Bonds: 0
#Rule of 5 Violations:
ACD/LogP:
ACD/LogD (pH 5.5):
ACD/BCF (pH 5.5):
ACD/KOC (pH 5.5):
ACD/LogD (pH 7.4):
ACD/BCF (pH 7.4):
ACD/KOC (pH 7.4):
Polar Surface Area: 13 Å2
Polarizability: 12.5±0.5 10-24cm3
Surface Tension: 60.4±5.0 dyne/cm
Molar Volume: 49.6±5.0 cm3

Predicted data is generated using the US Environmental Protection Agency’s EPISuite™

                        
 Log Octanol-Water Partition Coef (SRC):
    Log Kow (KOWWIN v1.67 estimate) =  -6.20

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  479.60  (Adapted Stein & Brown method)
    Melting Pt (deg C):  203.07  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  1.18E-009  (Modified Grain method)
    Subcooled liquid VP: 8.97E-008 mm Hg (25 deg C, Mod-Grain method)

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
    Water Solubility at 25 deg C (mg/L):  1e+006
       log Kow used: -6.20 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  1e+006 mg/L

 ECOSAR Class Program (ECOSAR v0.99h):
    Class(es) found:
       Silamines

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   7.73E-018  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  2.194E-016 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  -6.20  (KowWin est)
  Log Kaw used:  -15.500  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  9.300
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.6803
   Biowin2 (Non-Linear Model)     :   0.7315
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.8869  (weeks       )
   Biowin4 (Primary Survey Model) :   3.6439  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.2918
   Biowin6 (MITI Non-Linear Model):   0.1746
 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):  1.2E-005 Pa (8.97E-008 mm Hg)
  Log Koa (Koawin est  ): 9.300
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.251 
       Octanol/air (Koa) model:  0.00049 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.901 
       Mackay model           :  0.953 
       Octanol/air (Koa) model:  0.0377 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   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): 0.927 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  292.1
      Log Koc:  2.465 

 Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
    Rate constants can NOT be estimated for this structure!

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
   Log BCF from regression-based method = 0.500 (BCF = 3.162)
       log Kow used: -6.20 (estimated)

 Volatilization from Water:
    Henry LC:  7.73E-018 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 9.003E+013  hours   (3.751E+012 days)
    Half-Life from Model Lake : 9.822E+014  hours   (4.092E+013 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       2.59e-009       1e+005       1000       
   Water     39              360          1000       
   Soil      60.9            720          1000       
   Sediment  0.0713          3.24e+003    0          
     Persistence Time: 579 hr




                    

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