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ChemSpider 2D Image | Amide C18 | C18H37NO

Amide C18

  • Molecular FormulaC18H37NO
  • Average mass283.492 Da
  • Monoisotopic mass283.287506 Da
  • ChemSpider ID29032

More details:

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

124-26-5 [RN]
204-693-2 [EINECS]
Acide octadécanimidique [French] [ACD/IUPAC Name]
Amide C18
MFCD00008038
Octadecanamide [ACD/Index Name]
Octadecanimidic acid [ACD/Index Name] [ACD/IUPAC Name]
Octadecanimidsäure [German] [ACD/IUPAC Name]
RG0182000
Stearamid [German] [ACD/IUPAC Name]
More...

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

909006 [DBID]
AI3-10003 [DBID]
BRN 0909006 [DBID]
C13846 [DBID]
CCRIS 6866 [DBID]
HSDB 723 [DBID]
NSC 66462 [DBID]
NSC66462 [DBID]
O601_ALDRICH [DBID]
  • Experimental Physico-chemical Properties
  • Predicted Physico-chemical Properties
  • Miscellaneous
  • Gas Chromatography

    • Retention Index (Kovats):

      2220 (estimated with error: 83) NIST Spectra mainlib_233208, replib_13632

    • Retention Index (Normal Alkane):

      2349 (Program type: Complex; Column... (show more) class: Standard non-polar; Column diameter: 0.28 mm; Column length: 40 m; Column type: Capillary; Description: 75C =>3C/min =>190C(25min) =>3C/min =>210C; CAS no: 124265; Active phase: SF-96; Data type: Normal alkane RI; Authors: Kawasaki, W.; Matsui, K.; Akakabe, Y.; Itai, N.; Kajiwara, T., Long-chain aldehyde-forming activity in tobacco leaves, Phytochemistry, 49(6), 1998, 1565-1568., Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; CAS no: 124265; Active phase: HP-5; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Zhao, Y.; Li, J.; Xu, Y.; Duan, H.; Fan, W.; Zhao, G., EXtraction, preparation and identification of volatile compounds in Changyu XO brandy, Chinese J. Chromatogr., 26(2), 2008, 212-222.) NIST Spectra nist ri
      2332 (Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column diameter: 0.32 mm; Column length: 25 m; Column type: Capillary; Heat rate: 3 K/min; Start T: 80 C; End T: 260 C; CAS no: 124265; Active phase: Ultra-1; Carrier gas: He; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Okumura, T., retention indices of environmental chemicals on methyl silicone capillary column, Journal of Environmental Chemistry (Japan), 1(2), 1991, 333-358.) NIST Spectra nist ri
      2398 (Program type: Complex; Column... (show more) class: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Description: 40 0C (2 min) ^ 5 0C/min -> 80 0C ^ 7 oC/min -> 160 0C ^ 9 0C/min -> 200 0C ^ 20 0C/min -> 280 0C (10 min); CAS no: 124265; Active phase: HP-5; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Zhao, Y.; Li, J.; Xu, Y.; Duan, H.; Fan, W.; Zhao, G., EXtraction, preparation and identification of volatile compounds in Changyu XO brandy, Chinese J. Chromatogr., 26(2), 2008, 212-222.) NIST Spectra nist ri

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

Density: 0.9±0.1 g/cm3
Boiling Point: 385.9±25.0 °C at 760 mmHg
Vapour Pressure: 0.0±2.0 mmHg at 25°C
Enthalpy of Vaporization: 73.4±6.0 kJ/mol
Flash Point: 187.2±23.2 °C
Index of Refraction: 1.470
Molar Refractivity: 88.1±0.5 cm3
#H bond acceptors: 2
#H bond donors: 2
#Freely Rotating Bonds: 16
#Rule of 5 Violations: 1
ACD/LogP: 7.59
ACD/LogD (pH 5.5): 4.75
ACD/BCF (pH 5.5): 619.90
ACD/KOC (pH 5.5): 699.18
ACD/LogD (pH 7.4): 4.70
ACD/BCF (pH 7.4): 556.08
ACD/KOC (pH 7.4): 627.19
Polar Surface Area: 44 Å2
Polarizability: 34.9±0.5 10-24cm3
Surface Tension: 32.7±7.0 dyne/cm
Molar Volume: 315.6±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) =  6.70

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  411.06  (Adapted Stein & Brown method)
    Melting Pt (deg C):  152.00  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  6.69E-007  (Modified Grain method)
    MP  (exp database):  109 deg C
    Subcooled liquid VP: 4.47E-006 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):  0.02929
       log Kow used: 6.70 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  0.032448 mg/L

 ECOSAR Class Program (ECOSAR v0.99h):
    Class(es) found:
       Surfactants-anionic

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   1.04E-006  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  8.520E-006 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  6.70  (KowWin est)
  Log Kaw used:  -4.371  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  11.071
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.9312
   Biowin2 (Non-Linear Model)     :   0.9712
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.8168  (weeks       )
   Biowin4 (Primary Survey Model) :   3.9132  (days        )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.7864
   Biowin6 (MITI Non-Linear Model):   0.8927
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.2867
 Ready Biodegradability Prediction:   YES

Hydrocarbon Biodegradation (BioHCwin v1.01):
    Structure incompatible with current estimation method!

 Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:
  Vapor pressure (liquid/subcooled):  0.000596 Pa (4.47E-006 mm Hg)
  Log Koa (Koawin est  ): 11.071
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.00503 
       Octanol/air (Koa) model:  0.0289 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.154 
       Mackay model           :  0.287 
       Octanol/air (Koa) model:  0.698 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  27.0277 E-12 cm3/molecule-sec
      Half-Life =     0.396 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     4.749 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 0.22 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  1.017E+005
      Log Koc:  5.007 

 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 = 2.956 (BCF = 902.7)
       log Kow used: 6.70 (estimated)

 Volatilization from Water:
    Henry LC:  1.04E-006 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:      949.6  hours   (39.57 days)
    Half-Life from Model Lake :  1.05E+004  hours   (437.5 days)

 Removal In Wastewater Treatment:
    Total removal:              93.66  percent
    Total biodegradation:        0.78  percent
    Total sludge adsorption:    92.88  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       0.321           9.5          1000       
   Water     4.6             360          1000       
   Soil      30.7            720          1000       
   Sediment  64.4            3.24e+003    0          
     Persistence Time: 1.18e+003 hr

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