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Inherent Properties, Identifiers and References
ChemSpider ID: 10482034
Empirical Formula: C22H19ClO3
Molecular Weight: 366.8375
Nominal Mass: 366 Da
Average Mass: 366.8375 Da
Monoisotopic Mass: 366.102272 Da
Systematic Name:
SMILES: OC=2C(=O)c1ccccc1C(=O)C=2[C@@H]3CC[C@H](CC3)c4ccc(Cl)cc4
InChI: InChI=1/C22H19ClO3/c23-16-11-9-14(10-12-16)13-5-7-15(8-6-13)19-20​(24)17-3-1-2-4-18(17)21(25)22(19)26/h1-4,9-13,15,26H,5-8H2/t13-,1​5-
InChIKey: KUCQYCKVKVOKAY-CTYIDZIIBB
Std. InChI: InChI=1S/C22H19ClO3/c23-16-11-9-14(10-12-16)13-5-7-15(8-6-13)19-2​0(24)17-3-1-2-4-18(17)21(25)22(19)26/h1-4,9-13,15,26H,5-8H2/t13-,​15-
Std. InChIKey: KUCQYCKVKVOKAY-CTYIDZIISA-N
(Details...) Wikipedia Article(s)
Atovaquone (alternative spelling: atavaquone) is a chemical compound that belongs to the class of naphthalenes. Atovaquone is a hydroxy-1,4-naphthoquinone, an analog of ubiquinone, with antipneumocystic activity. Its average wholesale price is about US$2.13 per standard 250 mg. tablet.(ATN) Atovaquone (Mepron; 566C80) Approved for Pneumocystis; Drug Development, Activism Success It is also manufactured in the US in the liquid form, or oral suspension, under the brand name MepronMepron, a 30 day supply of which (300ml),is about $1,600.00 without insurance coverage. Read more... or Edit at Wikipedia...
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User Data

  • miscellaneous
    • Source: synthetic
    • Drug Status: USP, INN, BAN
Names and Synonyms

Validated by Experts, Validated by Users, Non-Validated, Removed by Users, Redirected by Users, Redirect Approved by Experts

1,4-napht​halenedio​ne, 2-[tr​ans-4-(4-​chlorophe​nyl)cyclo​hexyl]-3-​hydroxy-

2-[trans-​4-(4-chlo​rophenyl)​cyclohexy​l]-3- hyd​roxy-1,4-​naphthoqu​inone

2-[trans-​4-(4-Chlo​rophenyl)​cyclohexy​l]-3-hydr​oxy-1,4-n​aphthoqui​none

2-[trans-​4-(4-chlo​rophényl)​cyclohexy​l]-3-hydr​oxynaphta​lène-1,4-​dione

2-[trans-​4-(4-chlo​rophenyl)​cyclohexy​l]-3-hydr​oxynaphth​alene-1,4​-dione

2-[trans-​4-(4-Chlo​rphenyl)c​yclohexyl​]-3-hydro​xynaphtha​len-1,4-d​ion

2-[trans-​4-(p-Chlo​rophenyl)​cyclohexy​l]-3-hydr​oxy-1,4-n​aphthoqui​none

566C80

Atovaquon​e (USP)

BW 566C

More...
ACD/LogP: 6.18 # of Rule of 5 Violations: 1
ACD/LogD (pH 5.5): 5.56 ACD/LogD (pH 7.4): 3.82
ACD/BCF (pH 5.5): 7127.42 ACD/BCF (pH 7.4): 127.43
ACD/KOC (pH 5.5): 13370.5 ACD/KOC (pH 7.4): 239.04
#H bond acceptors: 3 #H bond donors: 1
#Freely Rotating Bonds: 3 Polar Surface Area: 54.37 Å2
Index of Refraction: 1.653 Molar Refractivity: 99.53 cm3
Molar Volume: 271.7 cm3 Polarizability: 39.46 10-24cm3
Surface Tension: 60.5 dyne/cm Density: 1.349 g/cm3
Flash Point: 277.3 °C Enthalpy of Vaporization: 85.4 kJ/mol
Boiling Point: 535 °C at 760 mmHg Vapour Pressure: 2.82E-12 mmHg at 25°C
            
 Log Octanol-Water Partition Coef (SRC):
    Log Kow (KOWWIN v1.67 estimate) =  5.87

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  530.56  (Adapted Stein & Brown method)
    Melting Pt (deg C):  226.87  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  1.47E-013  (Modified Grain method)
    Subcooled liquid VP: 2.15E-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):  0.04742
       log Kow used: 5.87 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  0.0036502 mg/L

 ECOSAR Class Program (ECOSAR v0.99h):
    Class(es) found:
       Quinone/Hydroquinone

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   9.74E-014  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  1.496E-012 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  5.87  (KowWin est)
  Log Kaw used:  -11.400  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  17.270
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.6175
   Biowin2 (Non-Linear Model)     :   0.0315
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.2220  (months      )
   Biowin4 (Primary Survey Model) :   3.1696  (weeks       )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.1709
   Biowin6 (MITI Non-Linear Model):   0.0273
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -1.5026
 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):  2.87E-009 Pa (2.15E-011 mm Hg)
  Log Koa (Koawin est  ): 17.270
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  1.05E+003 
       Octanol/air (Koa) model:  4.57E+004 
   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 =  27.5370 E-12 cm3/molecule-sec
      Half-Life =     0.388 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     4.661 Hrs
   Ozone Reaction:
      OVERALL Ozone Rate Constant =    13.650000 E-17 cm3/molecule-sec
      Half-Life =     0.084 Days (at 7E11 mol/cm3)
      Half-Life =      2.015 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    :  953.5
      Log Koc:  2.979 

 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 = 2.981 (BCF = 956.5)
       log Kow used: 5.87 (estimated)

 Volatilization from Water:
    Henry LC:  9.74E-014 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 1.151E+010  hours   (4.797E+008 days)
    Half-Life from Model Lake : 1.256E+011  hours   (5.233E+009 days)

 Removal In Wastewater Treatment:
    Total removal:              91.51  percent
    Total biodegradation:        0.76  percent
    Total sludge adsorption:    90.75  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       0.00901         1.66         1000       
   Water     3.06            1.44e+003    1000       
   Soil      47.1            2.88e+003    1000       
   Sediment  49.9            1.3e+004     0          
     Persistence Time: 4.28e+003 hr




        
Descriptors: 0, 0, 0, 0, 0, 0, 0, 4, 0, 0, 1, 2, 10, 8, 0, 0, 16, 2, 0, 0, 0, 3, 0, 0
CategoryTargetPDB CodeLASSO Score
Other EnzymesCOX-1, cyclooxygenase-11p4g0.68
Other EnzymesAChE, acetylcholinesterase1eve0.04
Nuclear Hormone ReceptorsPPARg, peroxisome proliferator activated receptor1fm90.04
Other EnzymesHIVRT, HIV reverse transcriptase1rt10.02
Nuclear Hormone ReceptorsRXRa, retinoic X receptor R1mvc0.02
KinasesVEGFr2, vascular endothelial growth factor receptor1vr20.02
Serine ProteasesFXa, factor Xa1f0r0.02
KinasesSRC, tyrosine kinase SRC2src0.01
Serine ProteasesThrombin1ba80.01
Other EnzymesHMGR, hydroxymethylglutaryl-CoA reductase1hw80.01
Other EnzymesHIVPR, HIV protease1hpx0.01
Nuclear Hormone ReceptorsMR, mineralocorticoid receptor2aa20.01
Nuclear Hormone ReceptorsPR, progesterone receptor1sr70.01
Other EnzymesPARP, poly(ADP-ribose) polymerase1efy0.01
Nuclear Hormone ReceptorsER, estrogen receptor; antagonist3ert0.01
KinasesPDGFrb, platelet derived growth factor receptor kinaseN/A0.00
Other EnzymesPNP, purine nucleoside phosphorylase1b8o0.00
Other EnzymesAmpC, AmpC beta-lactamase1xgj0.00
Nuclear Hormone ReceptorsER, estrogen receptor; agonist1l2i0.00
Folate EnzymesDHFR, dihydrofolate reductase3dfr0.00
MetalloenzymesACE, angiotensin-converting enzyme1o860.00
Serine ProteasesTrypsin1bju0.00
Other EnzymesGPB, glycogen phosphorylase1a8i0.00
KinasesCDK2, cyclindependent kinase 21ckp0.00
KinasesP38 MAP, P38 mitogen activated protein1kv20.00
Other EnzymesSAHH, S-adenosyl-homocysteine hydrolase1a7a0.00
MetalloenzymesCOMT, catechol O-methyltransferase1h1d0.00
KinasesFGFr1, fibroblast growth factor receptor kinase1agw0.00
Other EnzymesCOX-2, cyclooxygenase-21cx20.00
KinasesTK, thymidine kinase1kim0.00
Other EnzymesNA, neuraminidase1a4g0.00
MetalloenzymesADA, adenosine deaminase1stw0.00
Nuclear Hormone ReceptorsAR, androgen receptor1xq20.00
Folate EnzymesGART, glycinamide ribonucleotide transformylase1c2t0.00
KinasesHSP90, human heat shock protein 901uy60.00
KinasesEGFr, epidermal growth factor receptor1m170.00