ChemSpider 2D Image | Paraldehyde | C6H12O3

Paraldehyde

  • Molecular FormulaC6H12O3
  • Average mass132.158 Da
  • Monoisotopic mass132.078644 Da
  • ChemSpider ID21106173

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

Paraldehyde [USP] [Wiki]
1,3,5-Trioxane, 2,4,6-trimethyl- [ACD/Index Name]
123-63-7 [RN]
2,4,6-Trimethyl-1,3,5-trioxan [German] [ACD/IUPAC Name]
2,4,6-Trimethyl-1,3,5-trioxane [ACD/IUPAC Name]
2,4,6-Triméthyl-1,3,5-trioxane [French] [ACD/IUPAC Name]
UNII:S6M3YBG8QA
1,3,5-trimethyl-2,4,6-trioxane
1,3,5-TRIOXANE,2,4,6-TRIMETHYL-, (2A,4A,6A)-
2,4,6-Trimethyl-[1,3,5]trioxane
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Validated by Experts, Validated by Users, Non-Validated, Removed by Users

76260_FLUKA [DBID]
NSC 9799 [DBID]
P5520_SIGMA [DBID]
RCRA waste number U182 [DBID]
  • Experimental Physico-chemical Properties
  • Miscellaneous
    • Appearance:

      colourless liquid OU Chemical Safety Data (No longer updated) More details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

      Stable. Flammable. Incompatible with strong oxidizing agents,mineral acids. OU Chemical Safety Data (No longer updated) More details
    • Toxicity:

      ORL-RAT LD50 1530 mg kg-1 OU Chemical Safety Data (No longer updated) More details
    • Safety:

      Safety glasses, gloves, good ventilation. OU Chemical Safety Data (No longer updated) More details
  • Gas Chromatography
    • Retention Index (Kovats):

      870 (estimated with error: 68) NIST Spectra mainlib_20876, replib_379257, replib_151452, replib_228314
      755 (Program type: Isothermal; Col... (show more) umn class: Standard non-polar; Column length: 3 m; Column type: Packed; Start T: 150 C; CAS no: 123637; Active phase: SE-30; Carrier gas: Ar; Substrate: Gas Chrom Q (80-100 mesh); Data type: Kovats RI; Authors: Tiess, D., Gaschromatographische Retentionsindices von 125 leicht- bis mittelfluchtigen organischen Substanzen toxikologisch-analytischer Relevanz auf SE-30, Wiss. Z. Wilhelm-Pieck-Univ. Rostock Math. Naturwiss. Reihe, 33, 1984, 6-9.) NIST Spectra nist ri
      729 (Program type: Isothermal; Col... (show more) umn class: Semi-standard non-polar; Column type: Packed; Start T: 120 C; CAS no: 123637; Active phase: Apiezon L; Substrate: Celite 545; Data type: Kovats RI; Authors: Bogoslovsky, Yu.N.; Anvaer, B.I.; Vigdergauz, M.S., Chromatographic constants in gas chromatography (in Russian), Standards Publ. House, Moscow, 1978, 192.) NIST Spectra nist ri
      734 (Program type: Isothermal; Col... (show more) umn class: Semi-standard non-polar; Column type: Packed; Start T: 160 C; CAS no: 123637; Active phase: Apiezon L; Substrate: Celite 545; Data type: Kovats RI; Authors: Bogoslovsky, Yu.N.; Anvaer, B.I.; Vigdergauz, M.S., Chromatographic constants in gas chromatography (in Russian), Standards Publ. House, Moscow, 1978, 192.) NIST Spectra nist ri
    • Retention Index (Normal Alkane):

      786 (Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column length: 2 m; Column type: Packed; Start T: 100 C; End T: 300 C; CAS no: 123637; Active phase: SE-30; Carrier gas: Nitrogen; Substrate: Chromosorb G AW DMCS (80-100 mesh); Data type: Normal alkane RI; Authors: MHA, Directorate of ForensicScience., Forensic Toxicology, 9999., Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column type: Capillary; CAS no: 123637; Active phase: OV-1; Data type: Normal alkane RI; Authors: Ramsey, J.D.; Flanagan, R.J., Detection and Identification of Volatile Organic Compounds in Blood by Headspace Gas Chromatography as an Aid to the Diagnosis of Solvent Abuse, J. Chromatogr., 240, 1982, 423-444.) NIST Spectra nist ri
      763 (Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column type: Capillary; CAS no: 123637; Active phase: SE-30; Data type: Normal alkane RI; Authors: Vinogradov, B.A., Production, composition, properties and application of essential oils, 2004.) NIST Spectra nist ri
      767 (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: 123637; 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
      781 (Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 60 m; Column type: Capillary; Heat rate: 4 K/min; Start T: 40 C; End T: 270 C; End time: 5 min; Start time: 4 min; CAS no: 123637; Active phase: MDN-5; Carrier gas: He; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: van Loon, W.A.M.; Linssen, J.P.H.; Legger, A.; Posthumus, M.A.; Voragen, A.G.J., Identification and olfactometry of French fries flavour extracted at mouth conditions, Food Chem., 90, 2005, 417-425.) NIST Spectra nist ri
      776 (Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column diameter: 0.32 mm; Column length: 60 m; Column type: Capillary; Heat rate: 3 K/min; Start T: 40 C; End T: 240 C; CAS no: 123637; Active phase: DB-5; Carrier gas: He; Phase thickness: 1.0 um; Data type: Normal alkane RI; Authors: Berdague, J.-L.; Denoyer, C.; Le Quere, J.-L.; Semon, E., Volatile components of dry-cured ham, J. Agric. Food Chem., 39(7), 1991, 1257-1261.) NIST Spectra nist ri
      1069 (Program type: Ramp; Column cl... (show more) ass: Standard polar; Column type: Capillary; CAS no: 123637; Active phase: Carbowax 20M; Data type: Normal alkane RI; Authors: Ramsey, J.D.; Flanagan, R.J., Detection and Identification of Volatile Organic Compounds in Blood by Headspace Gas Chromatography as an Aid to the Diagnosis of Solvent Abuse, J. Chromatogr., 240, 1982, 423-444., Program type: Ramp; Column cl... (show more) ass: Standard polar; Column type: Capillary; CAS no: 123637; Active phase: Carbowax 20M; Data type: Normal alkane RI; Authors: Vinogradov, B.A., Production, composition, properties and application of essential oils, 2004.) NIST Spectra nist ri
      1070 (Program type: Ramp; Column cl... (show more) ass: Standard polar; Column diameter: 0.22 mm; Column length: 50 m; Column type: Capillary; Heat rate: 2 K/min; Start T: 60 C; End T: 230 C; Start time: 8 min; CAS no: 123637; Active phase: FFAP; Data type: Normal alkane RI; Authors: Vernin, G.; Metzger, J.; Sultan, A.A.M.; El-Shafei, A.K.; Parkanyi, C., Heterocyclic compounds in model systems for the Maillard reaction. Reactions of aldehydes with ammonium sulfide in the presence or absence of acetoin, Am. Chem. Soc. Symp. Ser., 528, 1993, 36-55.) NIST Spectra nist ri

Predicted data is generated using the ACD/Labs Percepta Platform - PhysChem Module, version: 14.00

Density: 0.9±0.1 g/cm3
Boiling Point: 124.0±0.0 °C at 760 mmHg
Vapour Pressure: 15.7±0.2 mmHg at 25°C
Enthalpy of Vaporization: 34.7±3.0 kJ/mol
Flash Point: 39.2±19.1 °C
Index of Refraction: 1.386
Molar Refractivity: 32.8±0.3 cm3
#H bond acceptors: 3
#H bond donors: 0
#Freely Rotating Bonds: 0
#Rule of 5 Violations: 0
ACD/LogP: 0.86
ACD/LogD (pH 5.5): 0.61
ACD/BCF (pH 5.5): 1.72
ACD/KOC (pH 5.5): 51.28
ACD/LogD (pH 7.4): 0.61
ACD/BCF (pH 7.4): 1.72
ACD/KOC (pH 7.4): 51.28
Polar Surface Area: 28 Å2
Polarizability: 13.0±0.5 10-24cm3
Surface Tension: 25.0±3.0 dyne/cm
Molar Volume: 139.6±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) =  0.70
    Log Kow (Exper. database match) =  0.67
       Exper. Ref:  Hansch,C et al. (1995)

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  157.59  (Adapted Stein & Brown method)
    Melting Pt (deg C):  -29.41  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  15.7  (Mean VP of Antoine & Grain methods)
    MP  (exp database):  12.6 deg C
    BP  (exp database):  124.3 deg C
    VP  (exp database):  1.10E+01 mm Hg at 25 deg C

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
    Water Solubility at 25 deg C (mg/L):  2.414e+004
       log Kow used: 0.67 (expkow database)
       no-melting pt equation used
     Water Sol (Exper. database match) =  1.12e+005 mg/L (30 deg C)
        Exper. Ref:  YALKOWSKY,SH & DANNENFELSER,RM (1992)

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  25586 mg/L
    Wat Sol (Exper. database match) =  112000.00
       Exper. Ref:  YALKOWSKY,SH & DANNENFELSER,RM (1992)

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   4.60E-007  atm-m3/mole
   Group Method:   3.22E-005  atm-m3/mole
   Exper Database: 1.71E-05  atm-m3/mole
 Henrys LC [VP/WSol estimate using EPI values]:  1.131E-004 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  0.67  (exp database)
  Log Kaw used:  -3.155  (exp database)
      Log Koa (KOAWIN v1.10 estimate):  3.825
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :  -0.3575
   Biowin2 (Non-Linear Model)     :   0.0001
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.8811  (weeks       )
   Biowin4 (Primary Survey Model) :   3.6278  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.3619
   Biowin6 (MITI Non-Linear Model):   0.1255
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -0.0560
 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):  1.47E+003 Pa (11 mm Hg)
  Log Koa (Koawin est  ): 3.825
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  2.05E-009 
       Octanol/air (Koa) model:  1.64E-009 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  7.39E-008 
       Mackay model           :  1.64E-007 
       Octanol/air (Koa) model:  1.31E-007 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  21.8030 E-12 cm3/molecule-sec
      Half-Life =     0.491 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     5.887 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 1.19E-007 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  1
      Log Koc:  0.000 

 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: 0.67 (expkow database)

 Volatilization from Water:
    Henry LC:  1.71E-005 atm-m3/mole  (Henry experimental database)
    Half-Life from Model River:      40.53  hours   (1.689 days)
    Half-Life from Model Lake :      538.6  hours   (22.44 days)

 Removal In Wastewater Treatment:
    Total removal:               2.79  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.76  percent
    Total to Air:                0.94  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       1.87            11.8         1000       
   Water     46.3            360          1000       
   Soil      51.8            720          1000       
   Sediment  0.0884          3.24e+003    0          
     Persistence Time: 318 hr




                    

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