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Search term: 24-methylidenelophenol (Found by approved synonym)

ChemSpider 2D Image | 24-methylidenelophenol | C29H48O

24-methylidenelophenol

  • Molecular FormulaC29H48O
  • Average mass412.691 Da
  • Monoisotopic mass412.370514 Da
  • ChemSpider ID4446733
  • defined stereocentres - 9 of 9 defined stereocentres


More details:






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

(3β,4α,5α)-4-Methylergosta-7,24(28)-dien-3-ol [German] [ACD/IUPAC Name]
(3β,4α,5α)-4-Methylergosta-7,24(28)-dien-3-ol [ACD/IUPAC Name]
(3β,4α,5α)-4-Méthylergosta-7,24(28)-dién-3-ol [French] [ACD/IUPAC Name]
24-methylidenelophenol
5α-Ergosta-7,24(28)-dien-3β-ol, 4α-methyl-
Ergosta-7,24(28)-dien-3-ol, 4-methyl-, (3β,4α,5α)-
Ergosta-7,24(28)-dien-3-ol, 4-methyl-, (3β,4α,5α)- [ACD/Index Name]
(1R,2S,5S,6S,7S,11R,14R,15R)-2,6,15-trimethyl-14-[(2R)-6-methyl-5-methylideneheptan-2-yl]tetracyclo[8.7.0.02,7.011,15]heptadec-9-en-5-ol
(3β,4α,5α)- 4-methyl-Ergosta-7,24(28)-dien-3-ol
1176-52-9 [RN]
More...

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

CHEBI:29107 [DBID]
LMST01030100 [DBID]

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

Density: 1.0±0.1 g/cm3
Boiling Point: 497.0±44.0 °C at 760 mmHg
Vapour Pressure: 0.0±2.9 mmHg at 25°C
Enthalpy of Vaporization: 88.1±6.0 kJ/mol
Flash Point: 218.2±20.7 °C
Index of Refraction: 1.526
Molar Refractivity: 128.8±0.4 cm3
#H bond acceptors: 1
#H bond donors: 1
#Freely Rotating Bonds: 5
#Rule of 5 Violations: 1
ACD/LogP: 10.30
ACD/LogD (pH 5.5): 8.77
ACD/BCF (pH 5.5): 1000000.00
ACD/KOC (pH 5.5): 1399802.13
ACD/LogD (pH 7.4): 8.77
ACD/BCF (pH 7.4): 1000000.00
ACD/KOC (pH 7.4): 1399802.13
Polar Surface Area: 20 Å2
Polarizability: 51.0±0.5 10-24cm3
Surface Tension: 37.3±5.0 dyne/cm
Molar Volume: 419.5±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) =  9.57

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  448.57  (Adapted Stein & Brown method)
    Melting Pt (deg C):  169.97  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  2.13E-010  (Modified Grain method)
    Subcooled liquid VP: 6.72E-009 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):  5.583e-005
       log Kow used: 9.57 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  0.00057553 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   2.59E-004  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  2.072E-006 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  9.57  (KowWin est)
  Log Kaw used:  -1.975  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  11.545
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.3419
   Biowin2 (Non-Linear Model)     :   0.0056
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.0229  (months      )
   Biowin4 (Primary Survey Model) :   3.0749  (weeks       )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.0120
   Biowin6 (MITI Non-Linear Model):   0.0029
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model): -1.2807
 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):  8.96E-007 Pa (6.72E-009 mm Hg)
  Log Koa (Koawin est  ): 11.545
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  3.35 
       Octanol/air (Koa) model:  0.0861 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.992 
       Mackay model           :  0.996 
       Octanol/air (Koa) model:  0.873 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant = 179.4319 E-12 cm3/molecule-sec
      Half-Life =     0.060 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     0.715 Hrs
   Ozone Reaction:
      OVERALL Ozone Rate Constant =    44.200001 E-17 cm3/molecule-sec
      Half-Life =     0.026 Days (at 7E11 mol/cm3)
      Half-Life =     37.336 Min
   Reaction With Nitrate Radicals May Be Important!
   Fraction sorbed to airborne particulates (phi): 0.994 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  3.953E+006
      Log Koc:  6.597 

 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 = 1.293 (BCF = 19.64)
       log Kow used: 9.57 (estimated)

 Volatilization from Water:
    Henry LC:  0.000259 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:      6.665  hours
    Half-Life from Model Lake :      243.1  hours   (10.13 days)

 Removal In Wastewater Treatment:
    Total removal:              94.03  percent
    Total biodegradation:        0.78  percent
    Total sludge adsorption:    93.26  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       0.00433         0.434        1000       
   Water     1.39            1.44e+003    1000       
   Soil      29.9            2.88e+003    1000       
   Sediment  68.7            1.3e+004     0          
     Persistence Time: 4.7e+003 hr




                    

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