Furanium

ChemSpider ID: 19179549
Molecular Formula: C₄H₅O
Average mass: 69.081398 Da
Monoisotopic mass: 69.033493 Da
Systematic name

furan-1-ium
SMILES and InChIs

SMILES:

[o+]1cccc1 Copied

Std. InChI:

InChI=1S/C4H4O/c1-2-4-5-3-1/h1-4H/p+1 Copied

Std. InChIKey:

YLQBMQCUIZJEEH-UHFFFAOYSA-O Copied
Cite this record
CSID:19179549, http://www.chemspider.com/Chemical-Structure.19179549.html (accessed 20:21, May 24, 2012) Copied

Names and Identifiers

ChemSpider Searches

Predicted data is generated using the ACD/Labs’ ACD/PhysChem Suite, for more information see their website.

ACD/LogP:		# of Rule of 5 Violations:
ACD/LogD (pH 5.5):		ACD/LogD (pH 7.4):
ACD/BCF (pH 5.5):		ACD/BCF (pH 7.4):
ACD/KOC (pH 5.5):		ACD/KOC (pH 7.4):
#H bond acceptors:	1	#H bond donors:	1
#Freely Rotating Bonds:	0	Polar Surface Area:	0 Å²
Index of Refraction:		Molar Refractivity:	cm³
Molar Volume:	cm³	Polarizability:	10^-24cm³
Surface Tension:	dyne/cm	Density:	g/cm³
Flash Point:	°C	Enthalpy of Vaporization:	kJ/mol
Boiling Point:	°C at 760 mmHg	Vapour Pressure:	mmHg at 25°C

Predicted data is generated using the US Environmental Protection Agency’s EPISuite™, for more information see their website.

                    
 Log Octanol-Water Partition Coef (SRC):
    Log Kow (KOWWIN v1.67 estimate) =  1.36
    Log Kow (Exper. database match) =  1.34
       Exper. Ref:  Hansch,C et al. (1995)

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  59.30  (Adapted Stein & Brown method)
    Melting Pt (deg C):  -87.06  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  596  (Mean VP of Antoine & Grain methods)
    MP  (exp database):  -85.6 deg C
    BP  (exp database):  31.5 deg C
    VP  (exp database):  6.00E+02 mm Hg at 25 deg C

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
    Water Solubility at 25 deg C (mg/L):  9751
       log Kow used: 1.34 (expkow database)
       no-melting pt equation used
     Water Sol (Exper. database match) =  1e+004 mg/L (25 deg C)
        Exper. Ref:  VALVANI,SC ET AL. (1981)

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  12750 mg/L
    Wat Sol (Exper. database match) =  10000.00
       Exper. Ref:  VALVANI,SC ET AL. (1981)

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   5.38E-003  atm-m3/mole
   Group Method:   Incomplete
   Exper Database: 5.40E-03  atm-m3/mole
 Henrys LC [VP/WSol estimate using EPI values]:  5.475E-003 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  1.34  (exp database)
  Log Kaw used:  -0.656  (exp database)
      Log Koa (KOAWIN v1.10 estimate):  1.996
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.7151
   Biowin2 (Non-Linear Model)     :   0.8851
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   3.0487  (weeks       )
   Biowin4 (Primary Survey Model) :   3.7495  (days-weeks  )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.5425
   Biowin6 (MITI Non-Linear Model):   0.7390
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.4544
 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):  8E+004 Pa (600 mm Hg)
  Log Koa (Koawin est  ): 1.996
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  3.75E-011 
       Octanol/air (Koa) model:  2.43E-011 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  1.35E-009 
       Mackay model           :  3E-009 
       Octanol/air (Koa) model:  1.95E-009 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  40.5000 E-12 cm3/molecule-sec
      Half-Life =     0.264 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     3.169 Hrs
   Ozone Reaction:
      No Ozone Reaction Estimation
   Reaction With Nitrate Radicals May Be Important!
   Fraction sorbed to airborne particulates (phi): 2.18E-009 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  89.71
      Log Koc:  1.953 

 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 = 0.332 (BCF = 2.147)
       log Kow used: 1.34 (expkow database)

 Volatilization from Water:
    Henry LC:  0.0054 atm-m3/mole  (Henry experimental database)
    Half-Life from Model River:     0.9314  hours   (55.89 min)
    Half-Life from Model Lake :      79.35  hours   (3.306 days)

 Removal In Wastewater Treatment:
    Total removal:              68.29  percent
    Total biodegradation:        0.04  percent
    Total sludge adsorption:     0.80  percent
    Total to Air:               67.45  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       8.23            6            1000       
   Water     81.1            360          1000       
   Soil      10.4            720          1000       
   Sediment  0.179           3.24e+003    0          
     Persistence Time: 78.1 hr