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Search term: SNBUBQHDYVFSQF-HIFRSBDPSA-N (Found by InChIKey (full match))
ChemSpider 2D Image | Cefmetazole | C15H17N7O5S3

Cefmetazole

  • Molecular FormulaC15H17N7O5S3
  • Average mass471.534 Da
  • Monoisotopic mass471.045319 Da
  • ChemSpider ID38311

  • defined stereocentres - 2 of 2 defined stereocentres

More details:

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

(6R,7S)-7-({[(Cyanmethyl)sulfanyl]acetyl}amino)-7-methoxy-3-{[(1-methyl-1H-tetrazol-5-yl)sulfanyl]methyl}-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-2-carbonsäure [German] [ACD/IUPAC Name]
(6R,7S)-7-({[(Cyanomethyl)sulfanyl]acetyl}amino)-7-methoxy-3-{[(1-methyl-1H-tetrazol-5-yl)sulfanyl]methyl}-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid [ACD/IUPAC Name]
(6R,7S)-7-({[(cyanomethyl)thio]acetyl}amino)-7-(methyloxy)-3-{[(1-methyl-1H-tetrazol-5-yl)thio]methyl}-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
260-384-2 [EINECS]
56796-20-4 [RN]
5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-[[[(cyanomethyl)thio]acetyl]amino]-7-methoxy-3-[[(1-methyl-1H-tetrazol-5-yl)thio]methyl]-8-oxo-, (6R,7S)-
5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-[[2-[(cyanomethyl)thio]acetyl]amino]-7-methoxy-3-[[(1-methyl-1H-tetrazol-5-yl)thio]methyl]-8-oxo-, (6R,7S)- [ACD/Index Name]
Acide (6R,7S)-7-({2-[(cyanométhyl)sulfanyl]acétyl}amino)-7-méthoxy-3-{[(1-méthyl-1H-tétrazol-5-yl)sulfanyl]méthyl}-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ène-2-carboxylique [French] [ACD/IUPAC Name]
Cefmetazole [USP]
Cefmetazole, free acid
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Validated by Experts, Validated by Users, Non-Validated, Removed by Users

3J962UJT8H [DBID]
5406306 [DBID]
AIDS085767 [DBID]
AIDS-085767 [DBID]
BRN 0634647 [DBID]
C08103 [DBID]
CS 1170 [DBID]
D00910 [DBID]
Prestwick0_000700 [DBID]
Prestwick1_000700 [DBID]
More...
  • Miscellaneous

    • Safety:

      J01DC09 Wikidata Q5057238

    • Chemical Class:

      A cephalosporin antibiotic containg an <element>N</element><smallsup>1</smallsup>-methyltetrazol-5-ylthiomethyl side-chain at C-3 of the parent cephem bicyclic structure. ChEBI CHEBI:3489
      A second-generation cephalosporin antibiotic having N(1)-methyltetrazol-5-ylthiomethyl, {[(cyanomethyl)sulfanyl]acetyl}amino and methoxy side-groups at positions 3, 7beta and 7alpha respectively of th e parent cephem bicyclic structure. ChEBI CHEBI:3489

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

Density: 1.8±0.1 g/cm3
Boiling Point:
Vapour Pressure:
Enthalpy of Vaporization:
Flash Point:
Index of Refraction: 1.798
Molar Refractivity: 114.5±0.5 cm3
#H bond acceptors: 12
#H bond donors: 2
#Freely Rotating Bonds: 10
#Rule of 5 Violations: 1
ACD/LogP: 0.97
ACD/LogD (pH 5.5): -3.14
ACD/BCF (pH 5.5): 1.00
ACD/KOC (pH 5.5): 1.00
ACD/LogD (pH 7.4): -4.01
ACD/BCF (pH 7.4): 1.00
ACD/KOC (pH 7.4): 1.00
Polar Surface Area: 239 Å2
Polarizability: 45.4±0.5 10-24cm3
Surface Tension: 84.6±7.0 dyne/cm
Molar Volume: 268.3±7.0 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) =  -0.94
    Log Kow (Exper. database match) =  -0.60
       Exper. Ref:  Sangster (1993)

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  751.18  (Adapted Stein & Brown method)
    Melting Pt (deg C):  329.93  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  2.47E-018  (Modified Grain method)
    Subcooled liquid VP: 6.98E-015 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):  94.23
       log Kow used: -0.60 (expkow database)
       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-acid

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   6.30E-024  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  1.626E-020 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  -0.60  (exp database)
  Log Kaw used:  -21.589  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  20.989
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.7918
   Biowin2 (Non-Linear Model)     :   0.8618
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.1102  (months      )
   Biowin4 (Primary Survey Model) :   3.7355  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.0658
   Biowin6 (MITI Non-Linear Model):   0.0020
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -0.8661
 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):  9.31E-013 Pa (6.98E-015 mm Hg)
  Log Koa (Koawin est  ): 20.989
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  3.22E+006 
       Octanol/air (Koa) model:  2.39E+008 
   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 = 129.2978 E-12 cm3/molecule-sec
      Half-Life =     0.083 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     0.993 Hrs
   Ozone Reaction:
      OVERALL Ozone Rate Constant =     7.393750 E-17 cm3/molecule-sec
      Half-Life =     0.155 Days (at 7E11 mol/cm3)
      Half-Life =      3.720 Hrs
   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    :  332.2
      Log Koc:  2.521 

 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: -0.60 (expkow database)

 Volatilization from Water:
    Henry LC:  6.3E-024 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 2.018E+020  hours   (8.408E+018 days)
    Half-Life from Model Lake : 2.201E+021  hours   (9.173E+019 days)

 Removal In Wastewater Treatment:
    Total removal:               1.85  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.76  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       2.57e-008       1.29         1000       
   Water     49.3            1.44e+003    1000       
   Soil      50.6            2.88e+003    1000       
   Sediment  0.0961          1.3e+004     0          
     Persistence Time: 1.17e+003 hr

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