1,4-Dithiane C4H8S2 structure

C4H8S2 structure
Molecular Formula C4H8S2
Average mass 120.236 Da
Density 1.1±0.1 g/cm3
Boiling Point 200.5±15.0 °C at 760 mmHg
Flash Point 82.1±17.4 °C
Molar Refractivity 34.8±0.3 cm3
Polarizability 13.8±0.5 10-24cm3
Surface Tension 43.8±3.0 dyne/cm
Molar Volume 105.4±3.0 cm3
  • Experimental Physico-chemical Properties
  • Miscellaneous
    • Appearance:

      solid with an extremely unpleasant smell Oxford University Chemical Safety Data (No longer updated) More details
      white to off-white crystals Food and Agriculture Organization of the United Nations 1,4-Dithiane
    • Stability:

      Stable. Incompatible with strong oxidizing agents.Probably combustible. Oxford University Chemical Safety Data (No longer updated) More details
    • Toxicity:

      ORL-RAT LD50 2768 mg kg-1 Oxford University Chemical Safety Data (No longer updated) More details
    • Safety:

      Safety glasses, gloves, good ventilation. Do not use in the open laboratory. Oxford University Chemical Safety Data (No longer updated) More details
  • Gas Chromatography
    • Retention Index (Kovats):

      1002 (estimated with error: 46) NIST Spectra mainlib_235202, replib_2183, replib_118605, replib_289543
      1038 (Program type: Isothermal; Col… (show more) umn class: Standard non-polar; Column length: 5 m; Column type: Capillary; Start T: 100 C; CAS no: 505293; Active phase: Methyl Silicone; Carrier gas: H2; Phase thickness: 2.65 um; Data type: Kovats RI; Authors: Huber, J.F.K.; Kenndler, E.; Reich, G.; Hack, W.; Wolf, J., Optimal Selection of Gas Chromatographic Columns for the Analytical Control of Chemical Warfare Agents by Application of Information Theory to Retention Data, Anal. Chem., 65(20), 1993, 2903-2906.) NIST Spectra nist ri
      1050 (Program type: Isothermal; Col… (show more) umn class: Standard non-polar; Column length: 5 m; Column type: Capillary; Start T: 120 C; CAS no: 505293; Active phase: Methyl Silicone; Carrier gas: H2; Phase thickness: 2.65 um; Data type: Kovats RI; Authors: Huber, J.F.K.; Kenndler, E.; Reich, G.; Hack, W.; Wolf, J., Optimal Selection of Gas Chromatographic Columns for the Analytical Control of Chemical Warfare Agents by Application of Information Theory to Retention Data, Anal. Chem., 65(20), 1993, 2903-2906.) NIST Spectra nist ri
      1094 (Program type: Isothermal; Col… (show more) umn class: Semi-standard non-polar; Column length: 2.1 m; Column type: Packed; Start T: 130 C; CAS no: 505293; Active phase: Apiezon M; Carrier gas: He or N2; Substrate: Chromosorb W, AW-DMCS; Data type: Kovats RI; Authors: Garbuzov, V.G.; Misharina, T.A.; Aerov, A.F.; Golovnya, R.V., Gas chromatographic retention indices for sulphur(II)-containing organic substances, J. Anal. Chem. USSR (Engl. Transl.), 40(4), 1985, 576-586, In original 709-720.) NIST Spectra nist ri
      1618 (Program type: Isothermal; Col… (show more) umn class: Standard polar; Column length: 10 m; Column type: Capillary; Start T: 130 C; CAS no: 505293; Active phase: PEG-20M; Phase thickness: 1.33 um; Data type: Kovats RI; Authors: Huber, J.F.K.; Kenndler, E.; Reich, G.; Hack, W.; Wolf, J., Optimal Selection of Gas Chromatographic Columns for the Analytical Control of Chemical Warfare Agents by Application of Information Theory to Retention Data, Anal. Chem., 65(20), 1993, 2903-2906.) NIST Spectra nist ri
      1618.9 (Program type: Isothermal; Col… (show more) umn class: Standard polar; Column length: 10 m; Column type: Capillary; Start T: 130 C; CAS no: 505293; Active phase: PEG-20M; Phase thickness: 1.33 um; Data type: Kovats RI; Authors: Huber, J.F.K.; Kenndler, E.; Reich, G.; Hack, W.; Wolf, J., Optimal Selection of Gas Chromatographic Columns for the Analytical Control of Chemical Warfare Agents by Application of Information Theory to Retention Data, Anal. Chem., 65(20), 1993, 2903-2906.) NIST Spectra nist ri
      1641 (Program type: Isothermal; Col… (show more) umn class: Standard polar; Column length: 10 m; Column type: Capillary; Start T: 150 C; CAS no: 505293; Active phase: PEG-20M; Phase thickness: 1.33 um; Data type: Kovats RI; Authors: Huber, J.F.K.; Kenndler, E.; Reich, G.; Hack, W.; Wolf, J., Optimal Selection of Gas Chromatographic Columns for the Analytical Control of Chemical Warfare Agents by Application of Information Theory to Retention Data, Anal. Chem., 65(20), 1993, 2903-2906.) NIST Spectra nist ri
    • Retention Index (Normal Alkane):

      1019 (Program type: Ramp; Column cl… (show more) ass: Standard non-polar; Column type: Capillary; CAS no: 505293; Active phase: DB-1; Data type: Normal alkane RI; Authors: Tarjan, G.; Nyiredy, Sz.; Gyor, M.; Lombosi, E.R.; Lombosi, T.S.; Budahegyi, M.V.; Meszaros, S.Y.; Takacs, J.M., Review. Thirtieth Anniversary of the Retention Index According to Kovats in Gas-Liquid Chromatography, J. Chromatogr., 472, 1989, 1-92.) NIST Spectra nist ri
      1074 (Program type: Ramp; Column cl… (show more) ass: Semi-standard non-polar; Column diameter: 0.32 mm; Column length: 30 m; Column type: Capillary; Heat rate: 10 K/min; Start T: 100 C; End T: 280 C; Start time: 5 min; CAS no: 505293; Active phase: DB-5; Carrier gas: He; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Hanaoka, S.; Nomura, K.; Wada, T., Determination of mustard and lewisite related compounds in abandoned chemical weapons (Yellow shells) from sources in China and Japan, J. Chromatogr. A, 1101, 2006, 268-277.) NIST Spectra nist ri
      1022 (Program type: Ramp; Column cl… (show more) ass: Semi-standard non-polar; Column diameter: 0.32 mm; Column length: 30 m; Column type: Capillary; Heat rate: 10 K/min; Start T: 40 C; End T: 280 C; End time: 30 min; Start time: 3 min; CAS no: 505293; Active phase: HP-5; Carrier gas: He; Data type: Normal alkane RI; Authors: Mazurek, M.; Witkiewicz, Z.; Popiel, S.; Sliwakowski, M., Capillary gas chromatography-atomic emission spectroscopy-mass spectrometry analysis of sulphur mustard and transformation products in a block recovered from the Baltic Sea, J. Chromatogr. A, 919, 2001, 133-145.) NIST Spectra nist ri
    • Retention Index (Linear):

      1019 (Program type: Ramp; Column cl… (show more) ass: Standard non-polar; Column diameter: 0.32 mm; Column length: 15 m; Column type: Capillary; Heat rate: 10 K/min; Start T: 50 C; End T: 280 C; End time: 10 min; Start time: 2 min; CAS no: 505293; Active phase: OV-1; Carrier gas: He; Phase thickness: 0.25 um; Data type: Linear RI; Authors: Kostiainen, O., Gas Chromatography in Screening of Chemicals Related to the Chemical Weapons Convention, in Encyclopedia of Analytical Chemistry, Meyers, R.A., ed(s), John Wiley & Sons Ltd, Chichester, 2000, 963-979., Program type: Ramp; Column cl… (show more) ass: Standard non-polar; Column diameter: 0.32 mm; Column length: 15 m; Column type: Capillary; Heat rate: 10 K/min; Start T: 50 C; End T: 300 C; End time: 5 min; Start time: 2 min; CAS no: 505293; Active phase: DB-1; Carrier gas: He; Phase thickness: 0.25 um; Data type: Linear RI; Authors: D’agostino, P.A.; Provost, L.R., Gas chromatographic retention indices of sulphur vesicants and related compounds, J. Chromatogr., 436, 1988, 399-411.) NIST Spectra nist ri
      1028 (Program type: Ramp; Column cl… (show more) ass: Standard non-polar; Column diameter: 0.53 mm; Column length: 15 m; Column type: Capillary; Heat rate: 10 K/min; Start T: 50 C; Start time: 2 min; CAS no: 505293; Active phase: DB-1; Carrier gas: He; Data type: Linear RI; Authors: Hancock, J.R.; Peters, G.R., Retention index monitoring of compounds of chemical defence interest using thermal desorption gas chromatography, J. Chromatogr., 538, 1991, 249-257.) NIST Spectra nist ri
      1018.7 (Program type: Ramp; Column cl… (show more) ass: Standard non-polar; Column diameter: 0.32 mm; Column length: 15 m; Column type: Capillary; Heat rate: 10 K/min; Start T: 50 C; End T: 300 C; End time: 5 min; Start time: 2 min; CAS no: 505293; Active phase: DB-1; Carrier gas: He; Phase thickness: 0.25 um; Data type: Linear RI; Authors: D’Agostino, P.A.; Provost, L.R., Gas chromatographic retention indices of chemical warfare agents and simulants, J. Chromatogr., 331, 1985, 47-54.) NIST Spectra nist ri
      1068 (Program type: Ramp; Column cl… (show more) ass: Semi-standard non-polar; Column diameter: 0.32 mm; Column length: 25 m; Column type: Capillary; Heat rate: 10 K/min; Start T: 40 C; End T: 280 C; End time: 10 min; Start time: 1 min; CAS no: 505293; Active phase: SE-54; Carrier gas: He; Phase thickness: 0.25 um; Data type: Linear RI; Authors: Kostiainen, O., Gas Chromatography in Screening of Chemicals Related to the Chemical Weapons Convention, in Encyclopedia of Analytical Chemistry, Meyers, R.A., ed(s), John Wiley & Sons Ltd, Chichester, 2000, 963-979.) NIST Spectra nist ri
      1067.7 (Program type: Ramp; Column cl… (show more) ass: Semi-standard non-polar; Column diameter: 0.53 mm; Column length: 15 m; Column type: Capillary; Heat rate: 10 K/min; Start T: 50 C; Start time: 2 min; CAS no: 505293; Active phase: DB-5; Carrier gas: He; Data type: Linear RI; Authors: Hancock, J.R.; Peters, G.R., Retention index monitoring of compounds of chemical defence interest using thermal desorption gas chromatography, J. Chromatogr., 538, 1991, 249-257.) NIST Spectra nist ri
      1060.2 (Program type: Ramp; Column cl… (show more) ass: Semi-standard non-polar; Column diameter: 0.32 mm; Column length: 15 m; Column type: Capillary; Heat rate: 10 K/min; Start T: 50 C; End T: 300 C; End time: 5 min; Start time: 2 min; CAS no: 505293; Active phase: DB-5; Phase thickness: 0.25 um; Data type: Linear RI; Authors: D’agostino, P.A.; Provost, L.R., Gas chromatographic retention indices of sulphur vesicants and related compounds, J. Chromatogr., 436, 1988, 399-411., Program type: Ramp; Column cl… (show more) ass: Semi-standard non-polar; Column diameter: 0.32 mm; Column length: 15 m; Column type: Capillary; Heat rate: 10 K/min; Start T: 50 C; End T: 300 C; Start time: 2 min; CAS no: 505293; Active phase: DB-5; Carrier gas: He; Phase thickness: 0.25 um; Data type: Linear RI; Authors: D’Agostino, P.A.; Provost, L.R., Gas chromatographic retention indices of chemical warfare agents and simulants, J. Chromatogr., 331, 1985, 47-54.) NIST Spectra nist ri
      1575.7 (Program type: Ramp; Column cl… (show more) ass: Standard polar; Column diameter: 0.32 mm; Column length: 15 m; Column type: Capillary; Heat rate: 10 K/min; Start T: 50 C; End T: 250 C; End time: 5 min; Start time: 2 min; CAS no: 505293; Active phase: DB-Wax; Carrier gas: He; Phase thickness: 0.25 um; Data type: Linear RI; Authors: D’Agostino, P.A.; Provost, L.R., Gas chromatographic retention indices of chemical warfare agents and simulants, J. Chromatogr., 331, 1985, 47-54.) 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: 200.5±15.0 °C at 760 mmHg
Vapour Pressure: 0.5±0.4 mmHg at 25°C
Enthalpy of Vaporization: 41.9±3.0 kJ/mol
Flash Point: 82.1±17.4 °C
Index of Refraction: 1.574
Molar Refractivity: 34.8±0.3 cm3
#H bond acceptors: 0
#H bond donors: 0
#Freely Rotating Bonds: 0
#Rule of 5 Violations: 0
ACD/LogP: 1.12
ACD/LogD (pH 5.5): 1.88
ACD/BCF (pH 5.5): 15.81
ACD/KOC (pH 5.5): 251.06
ACD/LogD (pH 7.4): 1.88
ACD/BCF (pH 7.4): 15.81
ACD/KOC (pH 7.4): 251.06
Polar Surface Area: 51 Å2
Polarizability: 13.8±0.5 10-24cm3
Surface Tension: 43.8±3.0 dyne/cm
Molar Volume: 105.4±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) = 1.38

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
 Boiling Pt (deg C): 169.92 (Adapted Stein & Brown method)
 Melting Pt (deg C): 6.88 (Mean or Weighted MP)
 VP(mm Hg,25 deg C): 0.0467 (Modified Grain method)
 MP (exp database): 112.3 deg C
 BP (exp database): 199.5 deg C
 Subcooled liquid VP: 0.338 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): 6584
 log Kow used: 1.38 (estimated)
 no-melting pt equation used

 Water Sol Estimate from Fragments:
 Wat Sol (v1.01 est) = 6417.4 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
 Bond Method : 4.91E-006 atm-m3/mole
 Group Method: 5.87E-007 atm-m3/mole
 Henrys LC [VP/WSol estimate using EPI values]: 1.122E-006 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
 Log Kow used: 1.38 (KowWin est)
 Log Kaw used: -3.697 (HenryWin est)
 Log Koa (KOAWIN v1.10 estimate): 5.077
 Log Koa (experimental database): None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
 Biowin1 (Linear Model) : 0.6903
 Biowin2 (Non-Linear Model) : 0.7861
 Expert Survey Biodegradation Results:
 Biowin3 (Ultimate Survey Model): 2.9335 (weeks )
 Biowin4 (Primary Survey Model) : 3.6743 (days-weeks )
 MITI Biodegradation Probability:
 Biowin5 (MITI Linear Model) : 0.4334
 Biowin6 (MITI Non-Linear Model): 0.5002
 Anaerobic Biodegradation Probability:
 Biowin7 (Anaerobic Linear Model): 0.3560
 Ready Biodegradability Prediction: NO

 Hydrocarbon Biodegradation (BioHCwin v1.01):
 LOG BioHC Half-Life (days) : 1.3648
 BioHC Half-Life (days) : 23.1653

 Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:
 Vapor pressure (liquid/subcooled): 45.1 Pa (0.338 mm Hg)
 Log Koa (Koawin est ): 5.077
 Kp (particle/gas partition coef. (m3/ug)):
 Mackay model : 6.66E-008 
 Octanol/air (Koa) model: 2.93E-008 
 Fraction sorbed to airborne particulates (phi):
 Junge-Pankow model : 2.4E-006 
 Mackay model : 5.33E-006 
 Octanol/air (Koa) model: 2.34E-006 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
 Hydroxyl Radicals Reaction:
 OVERALL OH Rate Constant = 39.2432 E-12 cm3/molecule-sec
 Half-Life = 0.273 Days (12-hr day; 1.5E6 OH/cm3)
 Half-Life = 3.271 Hrs
 Ozone Reaction:
 No Ozone Reaction Estimation
 Reaction With Nitrate Radicals May Be Important!
 Fraction sorbed to airborne particulates (phi): 3.86E-006 (Junge,Mackay)
 Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
 Koc : 165.5
 Log Koc: 2.219 

 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 = 0.366 (BCF = 2.323)
 log Kow used: 1.38 (estimated)

 Volatilization from Water:
 Henry LC: 5.87E-007 atm-m3/mole (estimated by Group SAR Method)
 Half-Life from Model River: 1095 hours (45.62 days)
 Half-Life from Model Lake : 1.203E+004 hours (501.5 days)

 Removal In Wastewater Treatment:
 Total removal: 1.98 percent
 Total biodegradation: 0.09 percent
 Total sludge adsorption: 1.85 percent
 Total to Air: 0.03 percent
 (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
 Mass Amount Half-Life Emissions
 (percent) (hr) (kg/hr)
 Air 0.769 6.54 1000 
 Water 39.5 360 1000 
 Soil 59.6 720 1000 
 Sediment 0.0887 3.24e+003 0 
 Persistence Time: 381 hr




 

Click to predict properties on the Chemicalize site