ChemSpider 2D Image | f 142b | C2H3ClF2

f 142b

  • Molecular FormulaC2H3ClF2
  • Average mass100.495 Da
  • Monoisotopic mass99.989136 Da
  • ChemSpider ID6148

More details:






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

1,1-Difluoro-1-chloroethane
1-Chlor-1,1-difluorethan [German] [ACD/IUPAC Name]
1-Chloro-1,1-difluoroethane [ACD/IUPAC Name]
1-Chloro-1,1-difluoroéthane [French] [ACD/IUPAC Name]
200-891-8 [EINECS]
75-68-3 [RN]
a-Chloroethylidene Fluoride
chloro-1,1-difluoroethane
Daiflon 142b
Difluoromonochloroethane
More...

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

Dymel 142 [DBID]
UN 2517 [DBID]
295256_ALDRICH [DBID]
BRN 1731584 [DBID]
Freon 142 [DBID]
HSDB 2881 [DBID]
UN2517 [DBID]
  • Experimental Physico-chemical Properties
  • Miscellaneous
    • Appearance:

      colourless gas Oxford University Chemical Safety Data (No longer updated) More details
    • Stability:

      Stable. Highly flammable. Incompatible with strongoxidizing agents, metals - use brass regulators, steelcylinders for storage. Oxford University Chemical Safety Data (No longer updated) More details
    • Safety:

      Good ventilation. Remove sources of ignition from the working area. Oxford University Chemical Safety Data (No longer updated) More details
      Irritant/Dangerous for the environment SynQuest 1100-7-19, 51366
      R18,R44,R59 SynQuest 1100-7-19
      S9,S24/25,S26,S33,S36/37/39,S38,S45,S61 SynQuest 1100-7-19
  • Gas Chromatography
    • Retention Index (Kovats):

      239 (estimated with error: 89) NIST Spectra mainlib_25897, replib_150907
    • Retention Index (Normal Alkane):

      346 (Program type: Complex; Column... (show more) class: Standard non-polar; Column diameter: 0.32 mm; Column length: 60 m; Column type: Capillary; Description: -50 0C (2 min) ^ 8 0C/min -> 200 0C (7.75 min) ^ 25 0C -> 225 0C (8 min); CAS no: 75683; Active phase: Methyl Silicone; Carrier gas: Helium; Phase thickness: 1.0 um; Data type: Normal alkane RI; Authors: Blunden, J.; Aneja, V.P.; Lonneman, W.A., Characterization of non-methane volatile organic compounds at swine facilities in eastern North Carolina, Atm. Environ., 39, 2005, 6707-6718.) NIST Spectra nist ri
      402 (Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column diameter: 0.20 mm; Column length: 25 m; Column type: Capillary; Heat rate: 6 K/min; Start T: 50 C; End T: 250 C; CAS no: 75683; Active phase: OV-101; Carrier gas: N2/He; Phase thickness: 0.10 um; Data type: Normal alkane RI; Authors: Zenkevich, I.G., Experimentally measured retention indices., 2005.) NIST Spectra nist ri

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

Density: 1.2±0.1 g/cm3
Boiling Point: -9.3±8.0 °C at 760 mmHg
Vapour Pressure: 2473.6±0.0 mmHg at 25°C
Enthalpy of Vaporization: 23.1±3.0 kJ/mol
Flash Point: -64.4±11.9 °C
Index of Refraction: 1.316
Molar Refractivity: 16.5±0.3 cm3
#H bond acceptors: 0
#H bond donors: 0
#Freely Rotating Bonds: 0
#Rule of 5 Violations: 0
ACD/LogP: 1.33
ACD/LogD (pH 5.5): 1.63
ACD/BCF (pH 5.5): 10.28
ACD/KOC (pH 5.5): 184.57
ACD/LogD (pH 7.4): 1.63
ACD/BCF (pH 7.4): 10.28
ACD/KOC (pH 7.4): 184.57
Polar Surface Area: 0 Å2
Polarizability: 6.5±0.5 10-24cm3
Surface Tension: 14.7±3.0 dyne/cm
Molar Volume: 83.9±3.0 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) =  2.05

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  -13.75  (Adapted Stein & Brown method)
    Melting Pt (deg C):  -124.52  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  2.58E+003  (Mean VP of Antoine & Grain methods)
    MP  (exp database):  -130.8 deg C
    BP  (exp database):  -9.7 deg C
    VP  (exp database):  2.54E+03 mm Hg at 25 deg C

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
    Water Solubility at 25 deg C (mg/L):  372.9
       log Kow used: 2.05 (estimated)
       no-melting pt equation used
     Water Sol (Exper. database match) =  1400 mg/L (25 deg C)
        Exper. Ref:  CHANG,WK & CRIDDLE,CS (1995)

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  1884.8 mg/L
    Wat Sol (Exper. database match) =  1400.00
       Exper. Ref:  CHANG,WK & CRIDDLE,CS (1995)

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   1.36E-001  atm-m3/mole
   Group Method:   Incomplete
   Exper Database: 5.88E-02  atm-m3/mole
 Henrys LC [VP/WSol estimate using EPI values]:  2.695E-001 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  2.05  (KowWin est)
  Log Kaw used:  0.381  (exp database)
      Log Koa (KOAWIN v1.10 estimate):  1.669
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.4044
   Biowin2 (Non-Linear Model)     :   0.1198
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.5918  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.4487  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.5170
   Biowin6 (MITI Non-Linear Model):   0.0002
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.4076
 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):  3.39E+005 Pa (2.54E+003 mm Hg)
  Log Koa (Koawin est  ): 1.669
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  8.86E-012 
       Octanol/air (Koa) model:  1.15E-011 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  3.2E-010 
       Mackay model           :  7.09E-010 
       Octanol/air (Koa) model:  9.16E-010 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =   0.0042 E-12 cm3/molecule-sec
      Half-Life =  2536.999 Days (12-hr day; 1.5E6 OH/cm3)
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 5.14E-010 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  48.64
      Log Koc:  1.687 

 Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
  Total Kb for pH > 8 at 25 deg C :  2.342E-009  L/mol-sec
  Kb Half-Life at pH 8: 9.380E+006  years  
  Kb Half-Life at pH 7: 9.380E+007  years  

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
   Log BCF from regression-based method = 0.881 (BCF = 7.595)
       log Kow used: 2.05 (estimated)

 Volatilization from Water:
    Henry LC:  0.0588 atm-m3/mole  (Henry experimental database)
    Half-Life from Model River:      1.033  hours
    Half-Life from Model Lake :      95.33  hours   (3.972 days)

 Removal In Wastewater Treatment (recommended maximum 95%):
    Total removal:              95.80  percent
    Total biodegradation:        0.02  percent
    Total sludge adsorption:     0.58  percent
    Total to Air:               95.20  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       51.4            8.39e+004    1000       
   Water     46.9            900          1000       
   Soil      1.57            1.8e+003     1000       
   Sediment  0.192           8.1e+003     0          
     Persistence Time: 167 hr




                    

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