ChemSpider 2D Image | Dichlorodimethylsilane | C2H6Cl2Si

Dichlorodimethylsilane

  • Molecular FormulaC2H6Cl2Si
  • Average mass129.061 Da
  • Monoisotopic mass127.961578 Da
  • ChemSpider ID6158

More details:



Featured data source



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

4-04-00-04111 [Beilstein]
Dichlor(dimethyl)silan [German] [ACD/IUPAC Name]
Dichloro(dimethyl)silane [ACD/IUPAC Name]
Dichloro(diméthyl)silane [French] [ACD/IUPAC Name]
Dichlorodimethylsilane [Wiki]
Dimethyldichlorosilane [UN1162] [Flammable liquid]
Dimethyl-dichlorsilan
Dimethyl-dichlorsilan [Czech]
Dow Corning product Z-1219
Silane, dichlorodimethyl- [ACD/Index Name]
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Validated by Experts, Validated by Users, Non-Validated, Removed by Users

33009_SUPELCO [DBID]
33065U_SUPELCO [DBID]
40136_FLUKA [DBID]
40140_FLUKA [DBID]
40150_FLUKA [DBID]
440272_ALDRICH [DBID]
80430_FLUKA [DBID]
85121_FLUKA [DBID]
85126_FLUKA [DBID]
85127_FLUKA [DBID]
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  • Experimental Physico-chemical Properties
  • Miscellaneous
    • Appearance:

      colourless liquid Oxford University Chemical Safety Data (No longer updated) More details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

      Stable. Reacts violently with water and alcohols. Highly flammable. Incompatible with strong oxidizing agents,water, alcohols, caustics, ammonia. Oxford University Chemical Safety Data (No longer updated) More details
    • Safety:

      11-36/37/38 Alfa Aesar L12133
      2 Alfa Aesar L12133
      3 Alfa Aesar L12133
      Danger Alfa Aesar L12133
      DANGER: FLAMMABLE, CORROSIVE, burns skin and eyes Alfa Aesar L12133
      FLAMMABLE / IRRITANT Alfa Aesar L12133
      H225-H315-H319-H335 Alfa Aesar L12133
      Highly Flammable/Corrosive/Harmful/Moisture Sensitive/Store under Argon/Keep Cold SynQuest 5181-5-02, 56329
      P210-P261-P303+P361+P353-P305+P351+P338-P405-P501a Alfa Aesar L12133
      R11,R14,R18,R20/21/22,R29,R35,R41 SynQuest 5181-5-02
      R11,R14,R20/21,R35,R36/37/38 SynQuest 56329
      S16,S23,S24/25,S26,S30,S33,S36/37/39,S45 SynQuest 5181-5-02
      S16,S23,S24/25,S26,S36/37/39,S45 SynQuest 56329
      Safety glasses, good ventilation. Oxford University Chemical Safety Data (No longer updated) More details
  • Gas Chromatography
    • Retention Index (Kovats):

      482 (estimated with error: 89) NIST Spectra mainlib_133651, replib_2772, replib_60355, replib_233900
      593 (Program type: Isothermal; Col... (show more) umn class: Standard non-polar; Column length: 1 m; Column type: Packed; Start T: 70 C; CAS no: 75785; Active phase: SE-30; Carrier gas: Ar; Data type: Kovats RI; Authors: Kirichenko, E.A.; Markov, B.A.; Kochetov, V.A.; Kuznetsova, T.I., Chromatographic retention indices of alkylchlorosilanes, Zh. Anal. Khim., 30(6), 1975, 1038-1040, In original 1232-1235.) NIST Spectra nist ri
      606 (Program type: Isothermal; Col... (show more) umn class: Standard non-polar; Column length: 1 m; Column type: Packed; Start T: 100 C; CAS no: 75785; Active phase: SE-30; Carrier gas: Ar; Data type: Kovats RI; Authors: Kirichenko, E.A.; Markov, B.A.; Kochetov, V.A.; Kuznetsova, T.I., Chromatographic retention indices of alkylchlorosilanes, Zh. Anal. Khim., 30(6), 1975, 1038-1040, In original 1232-1235.) NIST Spectra nist ri
      596.1 (Program type: Isothermal; Col... (show more) umn class: Standard non-polar; Column length: 2 m; Column type: Packed; Start T: 50 C; CAS no: 75785; Active phase: Polymethylsiloxane, (PMS-20000); Carrier gas: He; Substrate: Chromosorb W; Data type: Kovats RI; Authors: Ainshtein, A.A.; Shulyatieva, T.I., Retention indices of alkyl- and arylchlorosilanes, Zh. Anal. Khim., 27, 1972, 816-821.) NIST Spectra nist ri
      598 (Program type: Isothermal; Col... (show more) umn class: Standard non-polar; Column length: 2 m; Column type: Packed; Start T: 40 C; CAS no: 75785; Active phase: SE-30; Carrier gas: N2; Substrate: Chromosorb W; Data type: Kovats RI; Authors: Garzo, G.; Fekete, J.; Blazso, M., Determination of the gas chromatographic retention indices of various organometallic compounds, Acta Chim. Acad. Sci. Hung., 51(4), 1967, 359-369.) NIST Spectra nist ri
    • Retention Index (Normal Alkane):

      609.9 (Program type: Isothermal; Col... (show more) umn class: Semi-standard non-polar; Column length: 2 m; Column type: Packed; CAS no: 75785; Active phase: Lucopren G (silicone elastomer); Carrier gas: N2; Substrate: Celite 545 (0.12-0.15 mm); Data type: Normal alkane RI; Authors: Wurst, M.; Churacek, J., Analyse von organosiliciumverbindungen. VI. Retentionsindices der organosiliciumverbindungen bie der gaschromatographie, Collect. Czech. Chem. Commun., 36, 1971, 3497-3506.) NIST Spectra nist ri

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

Density: 1.1±0.1 g/cm3
Boiling Point: 70.0±0.0 °C at 760 mmHg
Vapour Pressure: 142.6±0.1 mmHg at 25°C
Enthalpy of Vaporization: 29.9±3.0 kJ/mol
Flash Point: -16.1±0.0 °C
Index of Refraction: 1.410
Molar Refractivity: 29.7±0.3 cm3
#H bond acceptors: 0
#H bond donors: 0
#Freely Rotating Bonds: 0
#Rule of 5 Violations: 0
ACD/LogP: 3.18
ACD/LogD (pH 5.5): 3.62
ACD/BCF (pH 5.5): 334.39
ACD/KOC (pH 5.5): 2230.83
ACD/LogD (pH 7.4): 3.62
ACD/BCF (pH 7.4): 334.39
ACD/KOC (pH 7.4): 2230.83
Polar Surface Area: 0 Å2
Polarizability: 11.8±0.5 10-24cm3
Surface Tension: 18.1±3.0 dyne/cm
Molar Volume: 120.1±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) =  2.24

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  45.39  (Adapted Stein & Brown method)
    Melting Pt (deg C):  -90.16  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  130  (Mean VP of Antoine & Grain methods)
    MP  (exp database):  -16 deg C
    BP  (exp database):  70.3 deg C
    VP  (exp database):  1.44E+02 mm Hg at 25 deg C

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
    Water Solubility at 25 deg C (mg/L):  1123
       log Kow used: 2.24 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  57.289 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   1.85E-002  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  1.966E-002 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  2.24  (KowWin est)
  Log Kaw used:  -0.121  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  2.361
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.6861
   Biowin2 (Non-Linear Model)     :   0.7642
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.9140  (weeks       )
   Biowin4 (Primary Survey Model) :   3.6615  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.3290
   Biowin6 (MITI Non-Linear Model):   0.2384
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.6769
 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+004 Pa (144 mm Hg)
  Log Koa (Koawin est  ): 2.361
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  1.56E-010 
       Octanol/air (Koa) model:  5.64E-011 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  5.64E-009 
       Mackay model           :  1.25E-008 
       Octanol/air (Koa) model:  4.51E-009 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =   0.2992 E-12 cm3/molecule-sec
      Half-Life =    35.749 Days (12-hr day; 1.5E6 OH/cm3)
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 9.07E-009 (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]:
    Rate constants can NOT be estimated for this structure!

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
   Log BCF from regression-based method = 1.028 (BCF = 10.67)
       log Kow used: 2.24 (estimated)

 Volatilization from Water:
    Henry LC:  0.0185 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:      1.195  hours
    Half-Life from Model Lake :      108.3  hours   (4.512 days)

 Removal In Wastewater Treatment:
    Total removal:              87.86  percent
    Total biodegradation:        0.03  percent
    Total sludge adsorption:     0.87  percent
    Total to Air:               86.96  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       51.1            858          1000       
   Water     42.4            360          1000       
   Soil      6.34            720          1000       
   Sediment  0.201           3.24e+003    0          
     Persistence Time: 147 hr




                    

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