ChemSpider 2D Image | Palmitamide | C16H33NO

Palmitamide

  • Molecular FormulaC16H33NO
  • Average mass255.439 Da
  • Monoisotopic mass255.256210 Da
  • ChemSpider ID62629

More details:






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

211-095-5 [EINECS]
Hexadecanamid
Hexadecanamide [ACD/Index Name]
Palmitamid [German] [ACD/IUPAC Name]
Palmitamide [ACD/IUPAC Name]
Palmitamide [French] [ACD/IUPAC Name]
Palmitamine
629-54-9 [RN]
83381-70-8 [RN]
Amide HPL
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Validated by Experts, Validated by Users, Non-Validated, Removed by Users

Amide 16 [DBID]
NSC 3327 [DBID]
NSC3327 [DBID]
  • Experimental Physico-chemical Properties
  • Predicted Physico-chemical Properties
  • Gas Chromatography
    • Retention Index (Kovats):

      2021 (estimated with error: 83) NIST Spectra mainlib_233108, replib_162081
    • Retention Index (Normal Alkane):

      2150 (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: 629549; 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.) NIST Spectra nist ri
      2142 (Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column diameter: 0.25 mm; Column length: 60 m; Column type: Capillary; CAS no: 629549; Active phase: DB-1; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Kawai, T.; Ishida, Y.; Kakiuchi, H.; Ikeda, N.; Higashida, T.; Nakamura, S., Flavor components of dried squid, J. Agric. Food Chem., 39(4), 1991, 770-777.) NIST Spectra nist ri
      2144 (Program type: Ramp; Column cl... (show more) ass: Standard non-polar; Column diameter: 0.25 mm; Column length: 60 m; Column type: Capillary; CAS no: 629549; Active phase: DB-1; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Kawai, T.; Ishida, Y.; Kakiuchi, H.; Ikeda, N.; Higashida, T.; Nakamura, S., Flavor components of dried squid, J. Agric. Food Chem., 39(4), 1991, 770-777.) NIST Spectra nist ri
      2127 (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: 629549; 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
      2182 (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: 629549; 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
      2186 (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: 629549; 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
    • Retention Index (Linear):

      2182 (Program type: Ramp; Column cl... (show more) ass: Semi-standard non-polar; Column diameter: 0.25 mm; Column length: 60 m; Column type: Capillary; Heat rate: 3 K/min; Start T: 40 C; End T: 310 C; End time: 20 min; Start time: 1 min; CAS no: 629549; Active phase: HP-5MS; Carrier gas: He; Phase thickness: 0.25 um; Data type: Linear RI; Authors: Lalel, H.J.D.; Singh, Z.; Chye Tan, S., Glycosidically-bound aroma volatile compounds in the skin and pulp of 'Kensington Pride' mango fruit at different stages of maturity, Postharvest Biol. Technol., 29, 2003, 205-218.) NIST Spectra nist ri

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

Density: 0.9±0.1 g/cm3
Boiling Point: 392.4±10.0 °C at 760 mmHg
Vapour Pressure: 0.0±0.9 mmHg at 25°C
Enthalpy of Vaporization: 64.2±3.0 kJ/mol
Flash Point: 191.1±19.0 °C
Index of Refraction: 1.456
Molar Refractivity: 79.7±0.3 cm3
#H bond acceptors: 2
#H bond donors: 2
#Freely Rotating Bonds: 14
#Rule of 5 Violations: 1
ACD/LogP: 6.20
ACD/LogD (pH 5.5): 6.36
ACD/BCF (pH 5.5): 39799.70
ACD/KOC (pH 5.5): 68261.69
ACD/LogD (pH 7.4): 6.36
ACD/BCF (pH 7.4): 39799.74
ACD/KOC (pH 7.4): 68261.77
Polar Surface Area: 43 Å2
Polarizability: 31.6±0.5 10-24cm3
Surface Tension: 32.9±3.0 dyne/cm
Molar Volume: 293.4±3.0 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) =  5.71

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  387.85  (Adapted Stein & Brown method)
    Melting Pt (deg C):  142.61  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  2.57E-006  (Modified Grain method)
    MP  (exp database):  107 deg C
    Subcooled liquid VP: 1.64E-005 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):  0.2914
       log Kow used: 5.71 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  0.34671 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   5.91E-007  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  2.964E-006 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  5.71  (KowWin est)
  Log Kaw used:  -4.617  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  10.327
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.9445
   Biowin2 (Non-Linear Model)     :   0.9805
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   2.8788  (weeks       )
   Biowin4 (Primary Survey Model) :   3.9537  (days        )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.7710
   Biowin6 (MITI Non-Linear Model):   0.8879
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.2348
 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):  0.00219 Pa (1.64E-005 mm Hg)
  Log Koa (Koawin est  ): 10.327
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.00137 
       Octanol/air (Koa) model:  0.00521 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.0472 
       Mackay model           :  0.0989 
       Octanol/air (Koa) model:  0.294 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  24.2016 E-12 cm3/molecule-sec
      Half-Life =     0.442 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     5.303 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 0.0731 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  2.988E+004
      Log Koc:  4.475 

 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 = 2.699 (BCF = 500.3)
       log Kow used: 5.71 (estimated)

 Volatilization from Water:
    Henry LC:  5.91E-007 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River:       1585  hours   (66.04 days)
    Half-Life from Model Lake : 1.742E+004  hours   (726 days)

 Removal In Wastewater Treatment:
    Total removal:              90.42  percent
    Total biodegradation:        0.76  percent
    Total sludge adsorption:    89.66  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       0.489           10.6         1000       
   Water     9.96            360          1000       
   Soil      43.4            720          1000       
   Sediment  46.2            3.24e+003    0          
     Persistence Time: 844 hr




                    

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