ChemSpider 2D Image | (1S,7aS)-Hexahydro-1H-pyrrolizin-1-ylmethyl (2R)-2,3-dihydroxy-2-isopropylbutanoate | C15H27NO4

(1S,7aS)-Hexahydro-1H-pyrrolizin-1-ylmethyl (2R)-2,3-dihydroxy-2-isopropylbutanoate

  • Molecular FormulaC15H27NO4
  • Average mass285.379 Da
  • Monoisotopic mass285.194000 Da
  • ChemSpider ID24661
  • defined stereocentres - 3 of 4 defined stereocentres


More details:






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

(1S,7aS)-Hexahydro-1H-pyrrolizin-1-ylmethyl (2R)-2,3-dihydroxy-2-isopropylbutanoate [ACD/IUPAC Name]
(1S,7aS)-Hexahydro-1H-pyrrolizin-1-ylmethyl-(2R)-2,3-dihydroxy-2-isopropylbutanoat [German] [ACD/IUPAC Name]
(2R)-2,3-Dihydroxy-2-isopropylbutanoate de (1S,7aS)-hexahydro-1H-pyrrolizin-1-ylméthyle [French] [ACD/IUPAC Name]
Butanoic acid, 2,3-dihydroxy-2-(1-methylethyl)-, [(1S,7aS)-hexahydro-1H-pyrrolizin-1-yl]methyl ester, (2R)- [ACD/Index Name]
14140-18-2 [RN]
BUTANOIC ACID, 2,3-DIHYDROXY-2-(1-METHYLETHYL)-, (HEXAHYDRO-1H-PYRROLIZIN-1-YL)M
Butanoic acid, 2,3-dihydroxy-2-(1-methylethyl)-, (hexahydro-1H-pyrrolizin-1-yl)methyl ester, (1R-(1-α(2S*,3R*),7a-α))-
Trachelanthamin
Trachelanthamine

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

  • Gas Chromatography
    • Retention Index (Kovats):

      1965 (Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column length: 30 m; Column type: Capillary; Heat rate: 6 K/min; Start T: 150 C; End T: 300 C; CAS no: 14140182; Active phase: OV-1; Carrier gas: He; Data type: Kovats RI; Authors: El-Shazly, A.; El-Domiaty, M.; Witte, L.; Wink, M., Pyrrolizidine alkaloids in members of the boraginaceae from Sinai (Egypt), Biochem. Syst. Ecol., 26, 1998, 619-636.) NIST Spectra nist ri
      1970 (Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column diameter: 0.317 mm; Column length: 30 m; Column type: Capillary; Heat rate: 10 K/min; Start T: 170 C; End T: 300 C; End time: 15 min; Start time: 5 min; CAS no: 14140182; Active phase: DB-1; Carrier gas: He; Data type: Kovats RI; Authors: El-Shazly, A.; Sarg, T.; Witte, L.; Wink, M., Pyrrolizidine alkaloids from Cynoglossum creticum, Phytochemistry, 42(4), 1996, 1217-1221.) NIST Spectra nist ri
    • Retention Index (Normal Alkane):

      1970 (Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column diameter: 0.32 mm; Column length: 30 m; Column type: Capillary; CAS no: 14140182; Active phase: DB-1; Data type: Normal alkane RI; Authors: Frolich, C.; Ober, D.; Hartmann, T., Tissue distribution, core biosynthesis and diversification of pyrrolizidine alkaloids of the lycopsamine type in three Boraginaceae species, Phytochemistry, 68, 2007, 1026-1037.) NIST Spectra nist ri
    • Retention Index (Linear):

      1965 (Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column diameter: 0.32 mm; Column length: 30 m; Column type: Capillary; Heat rate: 6 K/min; Start T: 150 C; End T: 300 C; CAS no: 14140182; Active phase: DB-1; Carrier gas: He; Data type: Linear RI; Authors: Weber, S.; Eisenreich, W.; Bacher, A.; Hartmann, T., Pyrrolizidine alkaloids of the lycopsamine type: biosynthesis of thracelanthic acid, Phytochemistry, 50, 1999, 1005-1014.) NIST Spectra nist ri

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

Density: 1.2±0.1 g/cm3
Boiling Point: 413.5±14.0 °C at 760 mmHg
Vapour Pressure: 0.0±2.2 mmHg at 25°C
Enthalpy of Vaporization: 77.0±6.0 kJ/mol
Flash Point: 203.9±20.1 °C
Index of Refraction: 1.531
Molar Refractivity: 76.1±0.4 cm3
#H bond acceptors: 5
#H bond donors: 2
#Freely Rotating Bonds: 6
#Rule of 5 Violations: 0
ACD/LogP: 0.64
ACD/LogD (pH 5.5): -1.75
ACD/BCF (pH 5.5): 1.00
ACD/KOC (pH 5.5): 1.00
ACD/LogD (pH 7.4): -1.35
ACD/BCF (pH 7.4): 1.00
ACD/KOC (pH 7.4): 1.00
Polar Surface Area: 70 Å2
Polarizability: 30.2±0.5 10-24cm3
Surface Tension: 47.6±5.0 dyne/cm
Molar Volume: 245.9±5.0 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) =  2.54

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  370.61  (Adapted Stein & Brown method)
    Melting Pt (deg C):  132.81  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  5.02E-008  (Modified Grain method)
    Subcooled liquid VP: 6.05E-007 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):  1035
       log Kow used: 2.54 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  3.988e+005 mg/L

 ECOSAR Class Program (ECOSAR v0.99h):
    Class(es) found:
       Aliphatic Amines
       Esters

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   1.64E-009  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  1.821E-011 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  2.54  (KowWin est)
  Log Kaw used:  -7.174  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  9.714
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.5554
   Biowin2 (Non-Linear Model)     :   0.5517
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.4018  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.3530  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.4236
   Biowin6 (MITI Non-Linear Model):   0.1837
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -1.3340
 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):  8.07E-005 Pa (6.05E-007 mm Hg)
  Log Koa (Koawin est  ): 9.714
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.0372 
       Octanol/air (Koa) model:  0.00127 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.573 
       Mackay model           :  0.748 
       Octanol/air (Koa) model:  0.0923 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  71.6733 E-12 cm3/molecule-sec
      Half-Life =     0.149 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     1.791 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 0.661 (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]:
  Total Kb for pH > 8 at 25 deg C :  7.091E-007  L/mol-sec
  Kb Half-Life at pH 8: 3.097E+004  years  
  Kb Half-Life at pH 7: 3.097E+005  years  

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
   Log BCF from regression-based method = 1.254 (BCF = 17.93)
       log Kow used: 2.54 (estimated)

 Volatilization from Water:
    Henry LC:  1.64E-009 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 6.031E+005  hours   (2.513E+004 days)
    Half-Life from Model Lake : 6.579E+006  hours   (2.741E+005 days)

 Removal In Wastewater Treatment:
    Total removal:               3.22  percent
    Total biodegradation:        0.10  percent
    Total sludge adsorption:     3.11  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       0.0278          3.58         1000       
   Water     16.8            900          1000       
   Soil      83              1.8e+003     1000       
   Sediment  0.148           8.1e+003     0          
     Persistence Time: 1.48e+003 hr




                    

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