ChemSpider 2D Image | B-PABA | C17H21N3O4S

B-PABA

  • Molecular FormulaC17H21N3O4S
  • Average mass363.431 Da
  • Monoisotopic mass363.125275 Da
  • ChemSpider ID133472

  • defined stereocentres - 3 of 3 defined stereocentres

More details:

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

4-({5-[(3aS,4S,6aR)-2-Oxohexahydro-1H-thieno[3,4-d]imidazol-4-yl]pentanoyl}amino)benzoesäure [German] [ACD/IUPAC Name]
4-({5-[(3aS,4S,6aR)-2-Oxohexahydro-1H-thieno[3,4-d]imidazol-4-yl]pentanoyl}amino)benzoic acid [ACD/IUPAC Name]
6929-40-4 [RN]
Acide 4-({5-[(3aS,4S,6aR)-2-oxohexahydro-1H-thiéno[3,4-d]imidazol-4-yl]pentanoyl}amino)benzoïque [French] [ACD/IUPAC Name]
Benzoic acid, 4-[[5-[(3aS,4S,6aR)-hexahydro-2-oxo-1H-thieno[3,4-d]imidazol-4-yl]-1-oxopentyl]amino]- [ACD/Index Name]
B-PABA
MFCD00077915
N-(+)-Biotinyl-4-aminobenzoic acid
3672-04-6 [RN]
4-[5-(2-oxohexahydrothieno[3,4-d]imidazol-6-yl)pentanoylamino]benzoic acid
More...

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

50100 [DBID]
14408_FLUKA [DBID]

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

Density: 1.3±0.1 g/cm3
Boiling Point: 750.5±55.0 °C at 760 mmHg
Vapour Pressure: 0.0±2.6 mmHg at 25°C
Enthalpy of Vaporization: 114.8±3.0 kJ/mol
Flash Point: 407.7±31.5 °C
Index of Refraction: 1.621
Molar Refractivity: 95.5±0.3 cm3
#H bond acceptors: 7
#H bond donors: 4
#Freely Rotating Bonds: 7
#Rule of 5 Violations: 0
ACD/LogP: 1.71
ACD/LogD (pH 5.5): 0.85
ACD/BCF (pH 5.5): 1.29
ACD/KOC (pH 5.5): 18.10
ACD/LogD (pH 7.4): -0.72
ACD/BCF (pH 7.4): 1.00
ACD/KOC (pH 7.4): 1.00
Polar Surface Area: 133 Å2
Polarizability: 37.8±0.5 10-24cm3
Surface Tension: 57.3±3.0 dyne/cm
Molar Volume: 271.6±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) =  1.28

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  619.04  (Adapted Stein & Brown method)
    Melting Pt (deg C):  268.20  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  5E-014  (Modified Grain method)
    Subcooled liquid VP: 2.34E-011 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):  414.6
       log Kow used: 1.28 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  95.709 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   2.54E-023  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  5.767E-017 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  1.28  (KowWin est)
  Log Kaw used:  -20.984  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  22.264
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.9615
   Biowin2 (Non-Linear Model)     :   0.9508
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.4297  (weeks-months)
   Biowin4 (Primary Survey Model) :   3.5366  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.4221
   Biowin6 (MITI Non-Linear Model):   0.0699
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.2544
 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):  3.12E-009 Pa (2.34E-011 mm Hg)
  Log Koa (Koawin est  ): 22.264
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  962 
       Octanol/air (Koa) model:  4.51E+009 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  1 
       Mackay model           :  1 
       Octanol/air (Koa) model:  1 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  47.2301 E-12 cm3/molecule-sec
      Half-Life =     0.226 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     2.718 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Reaction With Nitrate Radicals May Be Important!
   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    :  321.5
      Log Koc:  2.507 

 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: 1.28 (estimated)

 Volatilization from Water:
    Henry LC:  2.54E-023 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 4.394E+019  hours   (1.831E+018 days)
    Half-Life from Model Lake : 4.794E+020  hours   (1.997E+019 days)

 Removal In Wastewater Treatment:
    Total removal:               1.92  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.83  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       2.19e-011       5.44         1000       
   Water     36.8            900          1000       
   Soil      63.1            1.8e+003     1000       
   Sediment  0.0841          8.1e+003     0          
     Persistence Time: 1.12e+003 hr

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