InChI=1/C20H26O2/c1-3-20(22)11-9-18-17-6-4-13-12-14(21)5-7-15(13)16(17)8-10-19(18,20)2/h1,12,15-18,22H,4-11H2,2H3/t15-,16+,17+,18-,19-,20-/m0/s1

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Search term: VIKNJXKGJWUCNN-XGXHKTLJBN
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Inherent Properties, Identifiers and References

ChemSpider ID:	5994
Empirical Formula:	C₂₀H₂₆O₂
Molecular Weight:	298.4192
Nominal Mass:	298 Da
Average Mass:	298.4192 Da
Monoisotopic Mass:	298.19328 Da

Systematic Name:

(17beta)-17-ethynyl-17-hydroxyestr-4-en-3-one

SMILES:

O=C4\C=C3/[C@@H]([C@H]2CC[C@]1([C@@H](CC[C@]1(C#C)O)[C@@H]2CC3)C)CC4 Copy

InChI:

InChI=1/C20H26O2/c1-3-20(22)11-9-18-17-6-4-13-12-14(21)5-7-15(13)16(17)8-10-19(18,20)2/h1,12,15-18,22H,4-11H2,2H3/t15-,16+,17+,18-,19-,20-/m0/s1 Copy

InChIKey:

VIKNJXKGJWUCNN-XGXHKTLJBN

Std. InChI:

InChI=1S/C20H26O2/c1-3-20(22)11-9-18-17-6-4-13-12-14(21)5-7-15(13)16(17)8-10-19(18,20)2/h1,12,15-18,22H,4-11H2,2H3/t15-,16+,17+,18-,19-,20-/m0/s1 Copy

Std. InChIKey:

VIKNJXKGJWUCNN-XGXHKTLJSA-N

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Identifiers

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Database ID(s)

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

(17a)-17-Hydroxy-19-norpregn-4-en-20-yn-3-one

(17b)-17-ethynyl-17-hydroxyestr-4-en-3-one

(17beta)-17-Ethynyl-17-hydroxyestr-4-en-3-one

(8R,9S,10R,13S,14S,17R)-17-Ethinyl-17-hydroxy-13-methyl-1,2,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-3H-cyclopenta[a]phenanthren-3-on

(8R,9S,10R,13S,14S,17R)-17-ethynyl-17-hydroxy-13-methyl-1,2,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-3H-cyclopenta[a]phenanthren-3-one

(8R,9S,10R,13S,14S,17R)-17-éthynyl-17-hydroxy-13-méthyl-1,2,6,7,8,9,10,11,12,13,14,15,16,17-tétradécahydro-3H-cyclopenta[a]phénanthrén-3-one

17.alpha.-Ethynyl-17.beta.-hydroxy-19-norandrost-4-en-3-one

17.alpha.-Ethynyl-17.beta.-hydroxyestr-4-en-3-one

17.alpha.-Ethynyl-17-hydroxy-4-estren-3-one

17.alpha.-Ethynyl-19-nortestosterone

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

46525_RIEDEL

AI3-26422

BRN 1915671

C05028

CCRIS 484

D00182

HSDB 3370

N4128_SIGMA

NSC-9564

Prestwick_646

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Predicted Properties

Pred. Prop. (ACD/Labs)
Pred. Prop. (EPISuite)
NMRShiftDB

ACD/LogP:	3.38	# of Rule of 5 Violations:	0
ACD/LogD (pH 5.5):	3.38	ACD/LogD (pH 7.4):	3.38
ACD/BCF (pH 5.5):	219.89	ACD/BCF (pH 7.4):	219.89
ACD/KOC (pH 5.5):	1652.54	ACD/KOC (pH 7.4):	1652.54
#H bond acceptors:	2	#H bond donors:	1
#Freely Rotating Bonds:	1	Polar Surface Area:	26.3 Å²
Index of Refraction:	1.577	Molar Refractivity:	85.55 cm³
Molar Volume:	258 cm³	Polarizability:	33.91 10^-24cm³
Surface Tension:	49 dyne/cm	Density:	1.15 g/cm³
Flash Point:	190.5 °C	Enthalpy of Vaporization:	81.38 kJ/mol
Boiling Point:	447 °C at 760 mmHg	Vapour Pressure:	7.22E-10 mmHg at 25°C

                    
 Log Octanol-Water Partition Coef (SRC):
    Log Kow (KOWWIN v1.67 estimate) =  2.99
    Log Kow (Exper. database match) =  2.97
       Exper. Ref:  Hansch,C et al. (1995)

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  400.27  (Adapted Stein & Brown method)
    Melting Pt (deg C):  161.00  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  2.36E-009  (Modified Grain method)
    MP  (exp database):  203.5 deg C
    Subcooled liquid VP: 1.82E-007 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):  118
       log Kow used: 2.97 (expkow database)
       no-melting pt equation used
     Water Sol (Exper. database match) =  7.04 mg/L (25 deg C)
        Exper. Ref:  YALKOWSKY,SH & DANNENFELSER,RM (1992)

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  29.572 mg/L
    Wat Sol (Exper. database match) =  7.04
       Exper. Ref:  YALKOWSKY,SH & DANNENFELSER,RM (1992)

 ECOSAR Class Program (ECOSAR v0.99h):
    Class(es) found:
       Vinyl/Allyl Ketones
       Propargyl Alc-hindered

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   5.80E-010  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  7.853E-012 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  2.97  (exp database)
  Log Kaw used:  -7.625  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  10.595
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.2444
   Biowin2 (Non-Linear Model)     :   0.0059
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.0930  (months      )
   Biowin4 (Primary Survey Model) :   3.0881  (weeks       )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.2915
   Biowin6 (MITI Non-Linear Model):   0.0458
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -1.1797
 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):  2.43E-005 Pa (1.82E-007 mm Hg)
  Log Koa (Koawin est  ): 10.595
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.124 
       Octanol/air (Koa) model:  0.00966 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.817 
       Mackay model           :  0.908 
       Octanol/air (Koa) model:  0.436 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant = 112.4112 E-12 cm3/molecule-sec
      Half-Life =     0.095 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     1.142 Hrs
   Ozone Reaction:
      OVERALL Ozone Rate Constant =     7.396749 E-17 cm3/molecule-sec
      Half-Life =     0.155 Days (at 7E11 mol/cm3)
      Half-Life =      3.718 Hrs
   Fraction sorbed to airborne particulates (phi): 0.863 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  2694
      Log Koc:  3.430 

 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 = 1.587 (BCF = 38.63)
       log Kow used: 2.97 (expkow database)

 Volatilization from Water:
    Henry LC:  5.8E-010 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 1.744E+006  hours   (7.266E+004 days)
    Half-Life from Model Lake : 1.902E+007  hours   (7.927E+005 days)

 Removal In Wastewater Treatment:
    Total removal:               5.44  percent
    Total biodegradation:        0.12  percent
    Total sludge adsorption:     5.32  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       0.0231          1.41         1000       
   Water     13.8            1.44e+003    1000       
   Soil      85.9            2.88e+003    1000       
   Sediment  0.321           1.3e+004     0          
     Persistence Time: 1.9e+003 hr

Medical Subject Headings Classification

SimBioSys LASSO

RSC Databases