ChemSpider 2D Image | (3R,6S)-3,6-Bis[(1R)-1-hydroxyethyl]-2,5-piperazinedione | C8H14N2O4

(3R,6S)-3,6-Bis[(1R)-1-hydroxyethyl]-2,5-piperazinedione

  • Molecular FormulaC8H14N2O4
  • Average mass202.208 Da
  • Monoisotopic mass202.095352 Da
  • ChemSpider ID168284

  • defined stereocentres - 4 of 4 defined stereocentres

More details:

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

(3R,6S)-3,6-Bis[(1R)-1-hydroxyethyl]-2,5-piperazindion [German] [ACD/IUPAC Name]
(3R,6S)-3,6-Bis[(1R)-1-hydroxyethyl]-2,5-piperazinedione [ACD/IUPAC Name]
(3R,6S)-3,6-Bis[(1R)-1-hydroxyéthyl]-2,5-pipérazinedione [French] [ACD/IUPAC Name]
2,5-Piperazinedione, 3,6-bis[(1R)-1-hydroxyethyl]-, (3R,6S)- [ACD/Index Name]
2,5-Piperazinedione, 3,6-bis(1-hydroxyethyl)-, (3S-(3α(S*),6α(S*)))-
54617-73-1 [RN]
Cyclo(di(thr))
Cyclo(di(threonine))
Cyclo(L-allothr)2
Cyclo(L-allothreonine)2
More...

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

Density: 1.3±0.1 g/cm3
Boiling Point: 589.3±35.0 °C at 760 mmHg
Vapour Pressure: 0.0±3.7 mmHg at 25°C
Enthalpy of Vaporization: 100.9±6.0 kJ/mol
Flash Point: 310.2±25.9 °C
Index of Refraction: 1.507
Molar Refractivity: 46.9±0.3 cm3
#H bond acceptors: 6
#H bond donors: 4
#Freely Rotating Bonds: 2
#Rule of 5 Violations: 0
ACD/LogP: -3.00
ACD/LogD (pH 5.5): -2.35
ACD/BCF (pH 5.5): 1.00
ACD/KOC (pH 5.5): 1.25
ACD/LogD (pH 7.4): -2.35
ACD/BCF (pH 7.4): 1.00
ACD/KOC (pH 7.4): 1.25
Polar Surface Area: 99 Å2
Polarizability: 18.6±0.5 10-24cm3
Surface Tension: 47.3±3.0 dyne/cm
Molar Volume: 157.7±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) =  -1.68

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  470.77  (Adapted Stein & Brown method)
    Melting Pt (deg C):  198.94  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  7.38E-012  (Modified Grain method)
    Subcooled liquid VP: 5.03E-010 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):  5.694e+004
       log Kow used: -1.68 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  1e+006 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   7.13E-015  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  3.448E-017 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  -1.68  (KowWin est)
  Log Kaw used:  -12.535  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  10.855
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   1.3890
   Biowin2 (Non-Linear Model)     :   0.9996
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.9638  (weeks       )
   Biowin4 (Primary Survey Model) :   4.2258  (days        )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.6105
   Biowin6 (MITI Non-Linear Model):   0.5121
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -0.4461
 Ready Biodegradability Prediction:   YES

Hydrocarbon Biodegradation (BioHCwin v1.01):
    Structure incompatible with current estimation method!

 Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:
  Vapor pressure (liquid/subcooled):  6.71E-008 Pa (5.03E-010 mm Hg)
  Log Koa (Koawin est  ): 10.855
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  44.7 
       Octanol/air (Koa) model:  0.0176 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.999 
       Mackay model           :  1 
       Octanol/air (Koa) model:  0.584 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  79.2517 E-12 cm3/molecule-sec
      Half-Life =     0.135 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     1.620 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 1 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  10
      Log Koc:  1.000 

 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: -1.68 (estimated)

 Volatilization from Water:
    Henry LC:  7.13E-015 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 1.168E+011  hours   (4.865E+009 days)
    Half-Life from Model Lake : 1.274E+012  hours   (5.308E+010 days)

 Removal In Wastewater Treatment:
    Total removal:               1.85  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.75  percent
    Total to Air:                0.00  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       0.00039         3.24         1000       
   Water     39              360          1000       
   Soil      60.9            720          1000       
   Sediment  0.0713          3.24e+003    0          
     Persistence Time: 579 hr

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