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Inherent Properties, Identifiers and References
ChemSpider ID: 209162
Empirical Formula: C19H28O
Molecular Weight: 272.425
Nominal Mass: 272 Da
Average Mass: 272.425 Da
Monoisotopic Mass: 272.214016 Da
Quick Links: Permalink Similar Isomers
Systematic Name: 10,13-dimethyl-1,4,5,6,7,8,9,11,12,14,15,16-dodecahydrocyclopenta​[a]phenanthren-17-one
SMILES: O=C2C1(CCC3C(C1CC2)CCC4C/C=C\CC34C)C
InChI: InChI=1/C19H28O/c1-18-11-4-3-5-13(18)6-7-14-15-8-9-17(20)19(15,2)​12-10-16(14)18/h3-4,13-16H,5-12H2,1-2H3
InChIKey: ISJVDMWNISUFRJ-UHFFFAOYAG
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Names and Synonyms

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

10,13-dim​ethyl-4,5​,6,7,8,9,​10,11,12,​13,14,15,​16,17-tet​radecahyd​ro-1H-cyc​lopenta[a​]phenanth​ren-17-one

5.alpha.-​Androst-2​-en-17-one

963-75-7 [RN]

Androst-2​-en-17-on​e, (5.alp​ha.)-

Database ID(s)

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

(Details...) Predicted Properties
LogP: ACD/LogP: 5.31
XLogP: 4.60
# of Rule of 5 Violations: 1
ACD/LogD (pH 5.5): ACD/LogD (pH 7.4):
ACD/BCF (pH 5.5): ACD/BCF (pH 7.4):
ACD/KOC (pH 5.5): ACD/KOC (pH 7.4):
#H bond acceptors: 1 #H bond donors: 0
#Freely Rotating Bonds: 0 Polar Surface Area: 17.07 Å2
Index of Refraction: 1.529 Molar Refractivity: 81.5 cm3
Molar Volume: 263.9 cm3 Polarizability: 32.31 10-24cm3
Surface Tension: 36.8 dyne/cm Density: 1.032 g/cm3
Flash Point: 157.7 °C Enthalpy of Vaporization: 61.87 kJ/mol
Boiling Point: 371.6 °C at 760 mmHg Vapour Pressure: 1.02E-05 mmHg at 25°C
            
 Log Octanol-Water Partition Coef (SRC):
    Log Kow (KOWWIN v1.67 estimate) =  4.39

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  351.31  (Adapted Stein & Brown method)
    Melting Pt (deg C):  116.90  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  3.17E-005  (Modified Grain method)
    Subcooled liquid VP: 0.000257 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):  3.159
       log Kow used: 4.39 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  10.495 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   1.53E-004  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  3.597E-006 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  4.39  (KowWin est)
  Log Kaw used:  -2.204  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  6.594
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.2568
   Biowin2 (Non-Linear Model)     :   0.0085
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.1504  (months      )
   Biowin4 (Primary Survey Model) :   3.1256  (weeks       )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.3754
   Biowin6 (MITI Non-Linear Model):   0.0964
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -1.3328
 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):  0.0343 Pa (0.000257 mm Hg)
  Log Koa (Koawin est  ): 6.594
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  8.75E-005 
       Octanol/air (Koa) model:  9.64E-007 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.00315 
       Mackay model           :  0.00696 
       Octanol/air (Koa) model:  7.71E-005 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  89.6898 E-12 cm3/molecule-sec
      Half-Life =     0.119 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     1.431 Hrs
   Ozone Reaction:
      OVERALL Ozone Rate Constant =    20.000000 E-17 cm3/molecule-sec
      Half-Life =     0.057 Days (at 7E11 mol/cm3)
      Half-Life =      1.375 Hrs
   Fraction sorbed to airborne particulates (phi): 0.00505 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  2.861E+004
      Log Koc:  4.456 

 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 = 2.680 (BCF = 478.3)
       log Kow used: 4.39 (estimated)

 Volatilization from Water:
    Henry LC:  0.000153 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:          8  hours
    Half-Life from Model Lake :      225.7  hours   (9.403 days)

 Removal In Wastewater Treatment:
    Total removal:              52.51  percent
    Total biodegradation:        0.46  percent
    Total sludge adsorption:    48.64  percent
    Total to Air:                3.41  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       0.0384          0.929        1000       
   Water     8.42            1.44e+003    1000       
   Soil      85.1            2.88e+003    1000       
   Sediment  6.43            1.3e+004     0          
     Persistence Time: 1.6e+003 hr




        
Descriptors: 0, 0, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 26, 0, 0, 2, 0, 0, 1, 1, 2, 0, 0, 0
CategoryTargetPDB CodeLASSO Score
Nuclear Hormone ReceptorsAR, androgen receptor1xq20.42
Nuclear Hormone ReceptorsER, estrogen receptor; agonist1l2i0.40
Nuclear Hormone ReceptorsPR, progesterone receptor1sr70.29
Nuclear Hormone ReceptorsGR, glucocorticoid receptor1m2z0.10
Nuclear Hormone ReceptorsRXRa, retinoic X receptor R1mvc0.03
MetalloenzymesACE, angiotensin-converting enzyme1o860.03
Nuclear Hormone ReceptorsPPARg, peroxisome proliferator activated receptor1fm90.02
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
Other EnzymesInhA, enoyl ACP reductase1p440.01
MetalloenzymesPDE5, phosphodiesterase 51xp00.01
Other EnzymesPARP, poly(ADP-ribose) polymerase1efy0.01
Other EnzymesPNP, purine nucleoside phosphorylase1b8o0.00
Nuclear Hormone ReceptorsER, estrogen receptor; antagonist3ert0.00
Folate EnzymesDHFR, dihydrofolate reductase3dfr0.00
Other EnzymesAmpC, AmpC beta-lactamase1xgj0.00
Other EnzymesHIVRT, HIV reverse transcriptase1rt10.00
Other EnzymesNA, neuraminidase1a4g0.00
Serine ProteasesTrypsin1bju0.00
KinasesVEGFr2, vascular endothelial growth factor receptor1vr20.00
Other EnzymesGPB, glycogen phosphorylase1a8i0.00
Other EnzymesSAHH, S-adenosyl-homocysteine hydrolase1a7a0.00
KinasesFGFr1, fibroblast growth factor receptor kinase1agw0.00
Other EnzymesCOX-2, cyclooxygenase-21cx20.00
MetalloenzymesCOMT, catechol O-methyltransferase1h1d0.00
Other EnzymesALR2, aldose reductase1ah30.00
KinasesCDK2, cyclindependent kinase 21ckp0.00
KinasesTK, thymidine kinase1kim0.00
Other EnzymesCOX-1, cyclooxygenase-11p4g0.00
KinasesP38 MAP, P38 mitogen activated protein1kv20.00
Folate EnzymesGART, glycinamide ribonucleotide transformylase1c2t0.00
KinasesPDGFrb, platelet derived growth factor receptor kinaseN/A0.00
KinasesHSP90, human heat shock protein 901uy60.00
MetalloenzymesADA, adenosine deaminase1stw0.00
Other EnzymesAChE, acetylcholinesterase1eve0.00
KinasesEGFr, epidermal growth factor receptor1m170.00
Serine ProteasesFXa, factor Xa1f0r0.00