ChemSpider 2D Image | clometocillin | C17H18Cl2N2O5S

clometocillin

  • Molecular FormulaC17H18Cl2N2O5S
  • Average mass433.306 Da
  • Monoisotopic mass432.031342 Da
  • ChemSpider ID64831
  • defined stereocentres - 3 of 4 defined stereocentres


More details:



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

(2S,5R,6R)-6-{[(3,4-Dichlorophenyl)(methoxy)acetyl]amino}-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid [ACD/IUPAC Name]
(2S,5R,6R)-6-{[(3,4-Dichlorphenyl)(methoxy)acetyl]amino}-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptan-2-carbonsäure [German] [ACD/IUPAC Name]
[2S-(2a,5a,6b)]-6-[[(3,4-Dichlorophenyl)methoxyacetyl]amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic Acid
1326
1926-49-4 [RN]
217-657-6 [EINECS]
3,4-Dichloro-a-methoxybenzylpenicillin
4-Thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid, 6-[[2-(3,4-dichlorophenyl)-2-methoxyacetyl]amino]-3,3-dimethyl-7-oxo-, (2S,5R,6R)- [ACD/Index Name]
54530-86-8 [RN]
6-(a-Methoxy-3,4-dichlorophenylacetamido)penicillanic Acid
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  • Miscellaneous
    • Chemical Class:

      A penicillin that is benzylpenicillin in which the phenylacetyl group has been replaced by a (3,4-dichlorophenyl)(methoxy)acetyl group. It is a mixture of epimers at the methoxy-bearing carbon. ChEBI CHEBI:131732

Predicted data is generated using the ACD/Labs Percepta Platform - PhysChem Module

Density: 1.5±0.1 g/cm3
Boiling Point: 693.1±55.0 °C at 760 mmHg
Vapour Pressure: 0.0±2.3 mmHg at 25°C
Enthalpy of Vaporization: 106.6±3.0 kJ/mol
Flash Point: 373.0±31.5 °C
Index of Refraction: 1.653
Molar Refractivity: 102.3±0.4 cm3
#H bond acceptors: 7
#H bond donors: 2
#Freely Rotating Bonds: 5
#Rule of 5 Violations: 0
ACD/LogP: 2.63
ACD/LogD (pH 5.5): -0.02
ACD/BCF (pH 5.5): 1.00
ACD/KOC (pH 5.5): 1.03
ACD/LogD (pH 7.4): -0.78
ACD/BCF (pH 7.4): 1.00
ACD/KOC (pH 7.4): 1.00
Polar Surface Area: 121 Å2
Polarizability: 40.6±0.5 10-24cm3
Surface Tension: 69.5±5.0 dyne/cm
Molar Volume: 279.7±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) =  2.79

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  619.35  (Adapted Stein & Brown method)
    Melting Pt (deg C):  268.35  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  4.88E-014  (Modified Grain method)
    Subcooled liquid VP: 2.3E-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):  7.931
       log Kow used: 2.79 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  39683 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 :   5.30E-016  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  3.508E-015 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  2.79  (KowWin est)
  Log Kaw used:  -13.664  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  16.454
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.1381
   Biowin2 (Non-Linear Model)     :   0.0018
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   1.8638  (months      )
   Biowin4 (Primary Survey Model) :   3.5251  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :  -0.0076
   Biowin6 (MITI Non-Linear Model):   0.0010
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -1.8825
 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):  3.07E-009 Pa (2.3E-011 mm Hg)
  Log Koa (Koawin est  ): 16.454
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  978 
       Octanol/air (Koa) model:  6.98E+003 
   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 =  74.8197 E-12 cm3/molecule-sec
      Half-Life =     0.143 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     1.715 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    :  200.3
      Log Koc:  2.302 

 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: 2.79 (estimated)

 Volatilization from Water:
    Henry LC:  5.3E-016 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:   2.3E+012  hours   (9.581E+010 days)
    Half-Life from Model Lake : 2.509E+013  hours   (1.045E+012 days)

 Removal In Wastewater Treatment:
    Total removal:               4.25  percent
    Total biodegradation:        0.11  percent
    Total sludge adsorption:     4.14  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       0.000203        3.43         1000       
   Water     12              1.44e+003    1000       
   Soil      87.9            2.88e+003    1000       
   Sediment  0.185           1.3e+004     0          
     Persistence Time: 2.57e+003 hr




                    

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