Chlorodifluoromethane CHClF2 structure – Flashcards

Flashcard maker : Daniel Hardy

Molecular Formula CHClF2
Average mass 86.468 Da
Density 1.3±0.1 g/cm3
Boiling Point -38.1±8.0 °C at 760 mmHg
Flash Point -89.4±11.9 °C
Molar Refractivity 11.8±0.3 cm3
Polarizability 4.7±0.5 10-24cm3
Surface Tension 12.3±3.0 dyne/cm
Molar Volume 67.7±3.0 cm3
  • Experimental data
  • Predicted – ACD/Labs
  • Predicted – EPISuite
  • Predicted – ChemAxon
  • Experimental Physico-chemical Properties
    • Experimental Melting Point:

      -160 °C SynQuest
      -146 °C Oxford University Chemical Safety Data (No longer updated) More details
      -146 °C Jean-Claude Bradley Open Melting Point Dataset 15659
      -157.4 °C Jean-Claude Bradley Open Melting Point Dataset 21289
      -160 °C SynQuest 52168, 1100-7-03
    • Experimental Boiling Point:

      -41 F (-40.5556 °C)
      NIOSH PA6390000
      -40.8 °C Oxford University Chemical Safety Data (No longer updated) More details
      -41 °C SynQuest 52168, 1100-7-03
    • Experimental Ionization Potent:

      12.45 Ev NIOSH PA6390000
    • Experimental Vapor Pressure:

      9.4 atm (7144 mmHg)
      NIOSH PA6390000
      137 mmHg SynQuest
      137 °C SynQuest 52168
      137 mmHg SynQuest 52168, 1100-7-03
    • Experimental Flash Point:

    • Experimental Freezing Point:

      -231 F (-146.1111 °C)
      NIOSH PA6390000
    • Experimental Gravity:

      30 g/mL SynQuest 1100-7-03
      1.177 g/mL SynQuest 1100-7-03
  • Miscellaneous
    • Appearance:

      Colorless gas with a faint, sweetish odor. [Note: Shipped as a liquefied compressed gas.] NIOSH PA6390000
      colourless gas Oxford University Chemical Safety Data (No longer updated) More details
    • Stability:

      Stable. Oxford University Chemical Safety Data (No longer updated) More details
    • Safety:

      Dangerous for ozone layer SynQuest 1100-7-03, 52168
      Minimize contact. Use in well-ventilated area.Do not release into the environment, due to the effectwhich CFCs have on the high-level atmosphere. Oxford University Chemical Safety Data (No longer updated) More details
      R44,R59 SynQuest 1100-7-03, 52168
      S9,S24/25,S26,S36/37/39,S45,S47,S61 SynQuest 1100-7-03, 52168
    • First-Aid:

      Eye: Frostbite Skin: Frostbite Breathing: Respiratory support NIOSH PA6390000
    • Exposure Routes:

      inhalation, skin and/or eye contact (liquid) NIOSH PA6390000
    • Symptoms:

      Irritation respiratory system; confusion, drowsiness, ringing in ears; heart palpitations, cardiac arrhythmias; asphyxia; liver, kidney, spleen injury; liquid: frostbite NIOSH PA6390000
    • Target Organs:

      respiratory system, cardiovascular system, central nervous system, liver, kidneys, spleen NIOSH PA6390000
    • Incompatibility:

      Alkalis, alkaline earth metals (e.g., powdered aluminum, sodium, potassium, zinc) NIOSH PA6390000
    • Personal Protection:

      Skin: Frostbite Eyes: Frostbite Wash skin: No recommendation Remove: No recommendation Change: No recommendation Provide: Frostbite wash NIOSH PA6390000
    • Exposure Limits:

      NIOSH REL : TWA 1000 ppm (3500 mg/m 3 ) ST 1250 ppm (4375 mg/m 3 ) OSHA PEL ?: none NIOSH PA6390000
  • Gas Chromatography
    • Retention Index (Normal Alkane):

      305 (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: 75456; 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
      301 (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: 75456; 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
      258 (Program type: Complex; Column… (show more) class: Standard non-polar; Column diameter: 0.53 mm; Column length: 60 m; Column type: Capillary; Description: 40C(6min)=>5C/min=>80C=>10C/min=>200C; CAS no: 75456; Active phase: SPB-1; Carrier gas: He; Phase thickness: 5 um; Data type: Normal alkane RI; Authors: Flanagan, R.J.; Streete, P.J.; Ramsey, J.D., Volatile Substance Abuse, UNODC Technical Series, No 5, United Nations, Office on Drugs and Crime, Vienna International Centre, PO Box 500, A-1400 Vienna, Austria, 1997, 56.) NIST Spectra nist ri
      268 (Program type: Ramp; Column cl… (show more) ass: Semi-standard non-polar; Column length: 2 m; Column type: Packed; Heat rate: 5 K/min; Start T: 50 C; End T: 220 C; End time: 0 min; Start time: 0 min; CAS no: 75456; Active phase: Porapack Q; Carrier gas: Nitrogen; Data type: Normal alkane RI; Authors: Zenkevich, I.G.; Konukhova, S.V., Gas Chromatographic Identification of Ecologically Safe Freones, Vestn. of St. Petersburg Univ. (Rus.), , 1992, 66-70, In original 66-70.) NIST Spectra nist ri

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

Density: 1.3±0.1 g/cm3
Boiling Point: -38.1±8.0 °C at 760 mmHg
Vapour Pressure: 6292.3±0.0 mmHg at 25°C
Enthalpy of Vaporization: 20.8±3.0 kJ/mol
Flash Point: -89.4±11.9 °C
Index of Refraction: 1.278
Molar Refractivity: 11.8±0.3 cm3
#H bond acceptors: 0
#H bond donors: 0
#Freely Rotating Bonds: 0
#Rule of 5 Violations: 0
ACD/LogP: 0.98
ACD/LogD (pH 5.5): 0.95
ACD/BCF (pH 5.5): 3.09
ACD/KOC (pH 5.5): 78.11
ACD/LogD (pH 7.4): 0.95
ACD/BCF (pH 7.4): 3.09
ACD/KOC (pH 7.4): 78.11
Polar Surface Area: 0 Å2
Polarizability: 4.7±0.5 10-24cm3
Surface Tension: 12.3±3.0 dyne/cm
Molar Volume: 67.7±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) = 0.89
 Log Kow (Exper. database match) = 1.08
 Exper. Ref: Hansch,C et al. (1995)

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
 Boiling Pt (deg C): -15.42 (Adapted Stein & Brown method)
 Melting Pt (deg C): -139.35 (Mean or Weighted MP)
 VP(mm Hg,25 deg C): 6.57E+003 (Mean VP of Antoine & Grain methods)
 MP (exp database): -157.4 deg C
 BP (exp database): -40.7 deg C
 VP (exp database): 7.25E+03 mm Hg at 25 deg C

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
 Water Solubility at 25 deg C (mg/L): 2748
 log Kow used: 1.08 (expkow database)
 no-melting pt equation used
 Water Sol (Exper. database match) = 2770 mg/L (25 deg C)
 Exper. Ref: HORVATH,AL (1982)

 Water Sol Estimate from Fragments:
 Wat Sol (v1.01 est) = 11333 mg/L
 Wat Sol (Exper. database match) = 2770.00
 Exper. Ref: HORVATH,AL (1982)

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
 Bond Method : 1.03E-001 atm-m3/mole
 Group Method: 2.13E-002 atm-m3/mole
 Exper Database: 4.06E-02 atm-m3/mole
 Henrys LC [VP/WSol estimate using EPI values]: 3.147E-002 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
 Log Kow used: 1.08 (exp database)
 Log Kaw used: 0.220 (exp database)
 Log Koa (KOAWIN v1.10 estimate): 0.860
 Log Koa (experimental database): None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
 Biowin1 (Linear Model) : 0.5950
 Biowin2 (Non-Linear Model) : 0.4820
 Expert Survey Biodegradation Results:
 Biowin3 (Ultimate Survey Model): 2.8349 (weeks )
 Biowin4 (Primary Survey Model) : 3.6224 (days-weeks )
 MITI Biodegradation Probability:
 Biowin5 (MITI Linear Model) : 0.4401
 Biowin6 (MITI Non-Linear Model): 0.0002
 Anaerobic Biodegradation Probability:
 Biowin7 (Anaerobic Linear Model): 0.6556
 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): 9.67E+005 Pa (7.25E+003 mm Hg)
 Log Koa (Koawin est ): 0.860
 Kp (particle/gas partition coef. (m3/ug)):
 Mackay model : 3.1E-012 
 Octanol/air (Koa) model: 1.78E-012 
 Fraction sorbed to airborne particulates (phi):
 Junge-Pankow model : 1.12E-010 
 Mackay model : 2.48E-010 
 Octanol/air (Koa) model: 1.42E-010 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
 Hydroxyl Radicals Reaction:
 OVERALL OH Rate Constant = 0.0065 E-12 cm3/molecule-sec
 Half-Life = 1642.025 Days (12-hr day; 1.5E6 OH/cm3)
 Ozone Reaction:
 No Ozone Reaction Estimation
 Fraction sorbed to airborne particulates (phi): 1.8E-010 (Junge,Mackay)
 Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
 Koc : 35.04
 Log Koc: 1.545 

 Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
 Total Kb for pH > 8 at 25 deg C : 9.019E-001 L/mol-sec
 Kb Half-Life at pH 8: 8.895 days 
 Kb Half-Life at pH 7: 88.947 days 

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
 Log BCF from regression-based method = 0.132 (BCF = 1.354)
 log Kow used: 1.08 (expkow database)

 Volatilization from Water:
 Henry LC: 0.0406 atm-m3/mole (Henry experimental database)
 Half-Life from Model River: 0.9623 hours (57.74 min)
 Half-Life from Model Lake : 88.47 hours (3.686 days)

 Removal In Wastewater Treatment:
 Total removal: 94.03 percent
 Total biodegradation: 0.02 percent
 Total sludge adsorption: 0.37 percent
 Total to Air: 93.65 percent
 (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
 Mass Amount Half-Life Emissions
 (percent) (hr) (kg/hr)
 Air 56.3 5.48e+004 1000 
 Water 42.6 360 1000 
 Soil 1.04 720 1000 
 Sediment 0.0867 3.24e+003 0 
 Persistence Time: 145 hr




 

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