Acetamide C2H5NO structure – Flashcards

Flashcard maker : Paulina Ratliff

C2H5NO structure
Molecular Formula C2H5NO
Average mass 59.067 Da
Density 0.9±0.1 g/cm3
Boiling Point 221.1±0.0 °C at 760 mmHg
Flash Point 90.1±18.4 °C
Molar Refractivity 14.9±0.3 cm3
Polarizability 5.9±0.5 10-24cm3
Surface Tension 29.9±3.0 dyne/cm
Molar Volume 62.3±3.0 cm3
  • Experimental data
  • Predicted – ACD/Labs
  • Predicted – EPISuite
  • Predicted – ChemAxon
  • Predicted – Mcule
  • Experimental Physico-chemical Properties
    • Experimental Melting Point:

      81 °C TCI A0007
      76-81 °C Alfa Aesar
      81 °C Oxford University Chemical Safety Data (No longer updated) More details
      77-80 °C Merck Millipore 3848, 822343
      80 °C Jean-Claude Bradley Open Melting Point Dataset 13118
      81 °C Jean-Claude Bradley Open Melting Point Dataset 15566, 22504
      79 °C Jean-Claude Bradley Open Melting Point Dataset 6311
      76-81 °C Alfa Aesar A12589
      78-80 °C LabNetwork LN00198178
      82-83 °C FooDB FDB008298
    • Experimental Boiling Point:

      220-222 °C Alfa Aesar
      222 °C Oxford University Chemical Safety Data (No longer updated) More details
      220-222 °C Alfa Aesar A12589
      221 °C LabNetwork LN00198178
      5 °C / 92 mmHg (62.4811 °C / 760 mmHg)
      FooDB FDB008298
    • Experimental Gravity:

      1.159 g/mL Alfa Aesar A12589
  • Predicted Physico-chemical Properties
    • Predicted Melting Point:

      81 °C TCI
      81 °C TCI A0007
  • Miscellaneous
    • Appearance:

      colourless deliquescent crystals Oxford University Chemical Safety Data (No longer updated) More details
    • Stability:

      Stable. Incompatible with strong acids,strong oxidizing agents, strong bases. Deliquescent. Triboluminescent. Oxford University Chemical Safety Data (No longer updated) More details
    • Toxicity:

      ORL-RAT LD50 7000 mg kg-1, SCU-MUS LD50 8300 mg kg-1, IPR-MUS LD50 10000 mg kg-1, SCU-RAT LD50 10 mg kg-1, IPR-RAT LD50 10300 mg kg-1 Oxford University Chemical Safety Data (No longer updated) More details
    • Safety:

      36/37 Alfa Aesar A12589
      40 Alfa Aesar A12589
      H351 Alfa Aesar A12589
      Harmful SynQuest 4148-1-04
      IRRITANT Matrix Scientific 095374
      P280h Alfa Aesar A12589
      Safety glasses, adequate ventilation. Oxford University Chemical Safety Data (No longer updated) More details
      Warning Alfa Aesar A12589
      WARNING: Irritates skin and eyes, harmful if swallowed Alfa Aesar A12589
      Xn Abblis Chemicals AB1002187
  • Gas Chromatography
    • Retention Index (Kovats):

      629 (estimated with error: 83) NIST Spectra mainlib_291227, replib_18975, replib_228475
    • Retention Index (Normal Alkane):

      764 (Program type: Ramp; Column cl… (show more) ass: Standard non-polar; Column diameter: 0.32 mm; Column length: 60 m; Column type: Capillary; Heat rate: 3 K/min; Start T: 40 C; End T: 260 C; CAS no: 60355; Active phase: DB-1; Carrier gas: He; Phase thickness: 1 um; Data type: Normal alkane RI; Authors: Chen, J.; Wang, M.; Ho, C.-T., Volatile compounds generated from thermal degradation of N-acetylglucosamine, J. Agric. Food Chem., 46, 1998, 3207-3209.) NIST Spectra nist ri
      1738 (Program type: Ramp; Column cl… (show more) ass: Standard polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Heat rate: 10 K/min; Start T: 40 C; End T: 220 C; End time: 10 min; Start time: 5 min; CAS no: 60355; Active phase: RTX-Wax; Carrier gas: He; Phase thickness: 0.5 um; Data type: Normal alkane RI; Authors: Prososki, R.A.; Etzel, M.R.; Rankin, S.A., Solvent type affects the number, distribution, and relative quantities of volatile compounds found in sweet whey powder, J. Dairy Sci., 90, 2007, 523-531.) NIST Spectra nist ri
      1763 (Program type: Complex; Column… (show more) class: Standard polar; Column diameter: 0.25 mm; Column length: 60 m; Column type: Capillary; Description: 60 0C (3 min) ^ 2 0C/min -> 150 0C ^ 4 0C/min -> 200 0C; CAS no: 60355; Active phase: DB-Wax; Carrier gas: Helium; Phase thickness: 0.25 um; Data type: Normal alkane RI; Authors: Kim. J.H.; Ahn, H.J.; Yook, H.S.; Kim, K.S.; Rhee, M.S.; Ryu, G.H.; Byun, M.W., Color, flavor, and sensory characteristics of gamma-irradiated salted and fermented anchovy sauce, Radiation Phys. Chem., 69, 2004, 179-187.) NIST Spectra nist ri
      1763.9 (Program type: Ramp; Column cl… (show more) ass: Standard polar; Column diameter: 0.32 mm; Column length: 30 m; Column type: Capillary; Heat rate: 6 K/min; Start T: 50 C; End T: 240 C; Start time: 2 min; CAS no: 60355; Active phase: Supelcowax-10; Carrier gas: He; Phase thickness: 0.32 um; Data type: Normal alkane RI; Authors: Barrio, M.E.; Lliberia, J.Ll.; Comellas, L.; Broto-Puig, F., Pyrolysis-gas chromatography applied to the study of organic matter evolution in sewage sludge-amended soils using nitrogen-phosphorus, flame ionization and mass spectrometric detection, J. Chromatogr. A, 719, 1996, 131-139.) NIST Spectra nist ri
      1764 (Program type: Ramp; Column cl… (show more) ass: Standard polar; Column diameter: 0.25 mm; Column length: 30 m; Column type: Capillary; Heat rate: 2 K/min; Start T: 70 C; End T: 160 C; Start time: 8 min; CAS no: 60355; Active phase: DB-Wax; Carrier gas: He; Data type: Normal alkane RI; Authors: Wong, J.M.; Bernhard, R.A., Effect of nitrogen source on pyrazine formation, J. Agric. Food Chem., 36(1), 1988, 123-129.) NIST Spectra nist ri
    • Retention Index (Linear):

      719.8 (Program type: Ramp; Column cl… (show more) ass: Standard non-polar; Column diameter: 0.32 mm; Column length: 30 m; Column type: Capillary; Heat rate: 4 K/min; Start T: 40 C; End T: 200 C; Start time: 12.5 min; CAS no: 60355; Active phase: SPB-Sulfur; Phase thickness: 4 um; Data type: Linear RI; Authors: de Lacy Costello, B.P.J.; Evans, P.; Ewen, R.J.; Gunson, H.E.; Jones, P.R.H.; Ratcliffe, N.M.; Spencer-Phillips, P.T.N., Gas chromatography-mass spectrometry analyses of volatile organic compounds from potato tubers inoculated with Phytophthora infestans or Fusarium coeruleum, Plant Pathol., 50, 2001, 489-496.) NIST Spectra nist ri
      1775 (Program type: Ramp; Column cl… (show more) ass: Standard polar; Column length: 3.05 m; Column type: Packed; Heat rate: 8 K/min; Start T: 40 C; End T: 200 C; End time: 60 min; Start time: 4 min; CAS no: 60355; Active phase: Carbowax 20M; Substrate: Supelcoport; Data type: Linear RI; Authors: Peng, C.T.; Yang, Z.C.; Ding, S.F., Prediction of rentention idexes. II. Structure-retention index relationship on polar columns, J. Chromatogr., 586, 1991, 85-112.) NIST Spectra nist ri
      1788 (Program type: Complex; Column… (show more) class: Standard polar; Column diameter: 0.25 mm; Column length: 50 m; Column type: Capillary; Description: 20C (5min) => 2C/min =>70C => 4C/min => 210C; CAS no: 60355; Active phase: FFAP; Carrier gas: He; Phase thickness: 0.25 um; Data type: Linear RI; Authors: Yasuhara, A., Identification of Volatile Compounds in Poultry Manure by Gas Chromatography-Mass Spectrometry, J. Chromatogr., 387, 1987, 371-378.) 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: 221.1±0.0 °C at 760 mmHg
Vapour Pressure: 0.1±0.4 mmHg at 25°C
Enthalpy of Vaporization: 45.8±3.0 kJ/mol
Flash Point: 90.1±18.4 °C
Index of Refraction: 1.393
Molar Refractivity: 14.9±0.3 cm3
#H bond acceptors: 2
#H bond donors: 2
#Freely Rotating Bonds: 0
#Rule of 5 Violations: 0
ACD/LogP: -1.23
ACD/LogD (pH 5.5): -1.01
ACD/BCF (pH 5.5): 1.00
ACD/KOC (pH 5.5): 6.69
ACD/LogD (pH 7.4): -1.01
ACD/BCF (pH 7.4): 1.00
ACD/KOC (pH 7.4): 6.69
Polar Surface Area: 43 Å2
Polarizability: 5.9±0.5 10-24cm3
Surface Tension: 29.9±3.0 dyne/cm
Molar Volume: 62.3±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) = -1.16
 Log Kow (Exper. database match) = -1.26
 Exper. Ref: Hansch,C et al. (1995)

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
 Boiling Pt (deg C): 177.41 (Adapted Stein & Brown method)
 Melting Pt (deg C): 11.01 (Mean or Weighted MP)
 VP(mm Hg,25 deg C): 0.0323 (Modified Grain method)
 MP (exp database): 81 deg C
 BP (exp database): 222 deg C
 VP (exp database): 4.00E-02 mm Hg at 25 deg C
 Subcooled liquid VP: 0.143 mm Hg (25 deg C, exp database VP )

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
 Water Solubility at 25 deg C (mg/L): 1e+006
 log Kow used: -1.26 (expkow database)
 no-melting pt equation used
 Water Sol (Exper. database match) = 2.25e+006 mg/L (25 deg C)
 Exper. Ref: YALKOWSKY,SH & DANNENFELSER,RM (1992)

 Water Sol Estimate from Fragments:
 Wat Sol (v1.01 est) = 1e+006 mg/L
 Wat Sol (Exper. database match) = 2250000.00
 Exper. Ref: YALKOWSKY,SH & DANNENFELSER,RM (1992)

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
 Bond Method : 1.12E-008 atm-m3/mole
 Group Method: Incomplete
 Exper Database: 4.41E-09 atm-m3/mole
 Henrys LC [VP/WSol estimate using EPI values]: 2.510E-009 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
 Log Kow used: -1.26 (exp database)
 Log Kaw used: -6.744 (exp database)
 Log Koa (KOAWIN v1.10 estimate): 5.484
 Log Koa (experimental database): None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
 Biowin1 (Linear Model) : 0.9296
 Biowin2 (Non-Linear Model) : 0.9923
 Expert Survey Biodegradation Results:
 Biowin3 (Ultimate Survey Model): 3.0144 (weeks )
 Biowin4 (Primary Survey Model) : 3.9679 (days )
 MITI Biodegradation Probability:
 Biowin5 (MITI Linear Model) : 0.6635
 Biowin6 (MITI Non-Linear Model): 0.8489
 Anaerobic Biodegradation Probability:
 Biowin7 (Anaerobic Linear Model): 0.1886
 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): 19.1 Pa (0.143 mm Hg)
 Log Koa (Koawin est ): 5.484
 Kp (particle/gas partition coef. (m3/ug)):
 Mackay model : 1.57E-007 
 Octanol/air (Koa) model: 7.48E-008 
 Fraction sorbed to airborne particulates (phi):
 Junge-Pankow model : 5.68E-006 
 Mackay model : 1.26E-005 
 Octanol/air (Koa) model: 5.99E-006 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
 Hydroxyl Radicals Reaction:
 OVERALL OH Rate Constant = 2.1020 E-12 cm3/molecule-sec
 Half-Life = 5.088 Days (12-hr day; 1.5E6 OH/cm3)
 Half-Life = 61.062 Hrs
 Ozone Reaction:
 No Ozone Reaction Estimation
 Fraction sorbed to airborne particulates (phi): 9.14E-006 (Junge,Mackay)
 Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
 Koc : 5.412
 Log Koc: 0.733 

 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 = 0.500 (BCF = 3.162)
 log Kow used: -1.26 (expkow database)

 Volatilization from Water:
 Henry LC: 4.41E-009 atm-m3/mole (Henry experimental database)
 Half-Life from Model River: 1.02E+005 hours (4252 days)
 Half-Life from Model Lake : 1.113E+006 hours (4.638E+004 days)

 Removal In Wastewater Treatment:
 Total removal: 1.85 percent
 Total biodegradation: 0.09 percent
 Total sludge adsorption: 1.75 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 0.103 122 1000 
 Water 39.1 360 1000 
 Soil 60.7 720 1000 
 Sediment 0.0716 3.24e+003 0 
 Persistence Time: 573 hr




 

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