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Inherent Properties, Identifiers and References
ChemSpider ID: 129015
Empirical Formula: C3H6O
Molecular Weight: 58.0791
Nominal Mass: 58 Da
Average Mass: 58.0791 Da
Monoisotopic Mass: 58.041865 Da
Quick Links: Permalink Similar Isomers
Systematic Name: (2S)-2-methyloxirane
SMILES: O1[C@@H](C)C1
InChI: InChI=1/C3H6O/c1-3-2-4-3/h3H,2H2,1H3/t3-/m0/s1
InChIKey: GOOHAUXETOMSMM-VKHMYHEABS
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User Data

  • experimental physchem properties
    • Boiling Point: 34-35
    • Flash Point: -37(-35F)
    • Specific Gravity: 0.829
    • Refraction Index: 1.3660
  • miscellaneous
    • Safety: DANGER: FLAMMABLE, cancer risk, irritates skin, eyes, lungs
Names and Synonyms

Validated by Experts, Validated by Users, Non-Validated, Removed by Users, Redirected by Users, Redirect Approved by Experts

(2S)-2-Me​thyloxiran

(2S)-2-Me​thyloxira​ne

(S)-methy​loxirane

240-241-0 [EINECS/ELINCS]

Oxirane, ​2-methyl-​, (2S)-

(-)-Methy​loxirane

(-)-Propy​lene oxide

(S)-(-)-1​,2-Epoxyp​ropane

(S)-(-)-P​ropylene ​oxide

(S)-(−)-1​,2-Epoxyp​ropane

More...
Database ID(s)

Validated by Experts, Validated by Users, Non-Validated, Removed by Users, Redirected by Users, Redirect Approved by Experts

(Details...) Predicted Properties
LogP: ACD/LogP: 0.13
XLogP: 0.30
# of Rule of 5 Violations: 0
ACD/LogD (pH 5.5): 0.13 ACD/LogD (pH 7.4): 0.13
ACD/BCF (pH 5.5): 1 ACD/BCF (pH 7.4): 1
ACD/KOC (pH 5.5): 27.87 ACD/KOC (pH 7.4): 27.87
#H bond acceptors: 1 #H bond donors: 0
#Freely Rotating Bonds: 0 Polar Surface Area: 12.53 Å2
Index of Refraction: 1.398 Molar Refractivity: 15.53 cm3
Molar Volume: 64.2 cm3 Polarizability: 6.15 10-24cm3
Surface Tension: 25.2 dyne/cm Density: 0.903 g/cm3
Flash Point: °C Enthalpy of Vaporization: 27.35 kJ/mol
Boiling Point: 32.9 °C at 760 mmHg Vapour Pressure: 572 mmHg at 25°C
            
 Log Octanol-Water Partition Coef (SRC):
    Log Kow (KOWWIN v1.67 estimate) =  0.37
    Log Kow (Exper. database match) =  0.03
       Exper. Ref:  Hansch,C et al. (1995)

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  31.32  (Adapted Stein & Brown method)
    Melting Pt (deg C):  -100.23  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  532  (Mean VP of Antoine & Grain methods)
    MP  (exp database):  -111.9 deg C
    BP  (exp database):  35 deg C
    VP  (exp database):  5.38E+02 mm Hg at 25 deg C

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
    Water Solubility at 25 deg C (mg/L):  1.293e+005
       log Kow used: 0.03 (expkow database)
       no-melting pt equation used
     Water Sol (Exper. database match) =  5.9e+005 mg/L (25 deg C)
        Exper. Ref:  BOGYO,DA ET AL. (1980)

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  1.28e+005 mg/L
    Wat Sol (Exper. database match) =  590000.00
       Exper. Ref:  BOGYO,DA ET AL. (1980)

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   1.60E-004  atm-m3/mole
   Group Method:   1.23E-004  atm-m3/mole
   Exper Database: 6.96E-05  atm-m3/mole
 Henrys LC [VP/WSol estimate using EPI values]:  3.144E-004 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  0.03  (exp database)
  Log Kaw used:  -2.546  (exp database)
      Log Koa (KOAWIN v1.10 estimate):  2.576
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.3725
   Biowin2 (Non-Linear Model)     :   0.2235
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   3.0621  (weeks       )
   Biowin4 (Primary Survey Model) :   3.7542  (days        )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.5734
   Biowin6 (MITI Non-Linear Model):   0.7044
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.4187
 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):  7.17E+004 Pa (538 mm Hg)
  Log Koa (Koawin est  ): 2.576
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  4.18E-011 
       Octanol/air (Koa) model:  9.25E-011 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  1.51E-009 
       Mackay model           :  3.35E-009 
       Octanol/air (Koa) model:  7.4E-009 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =   0.5986 E-12 cm3/molecule-sec
      Half-Life =    17.870 Days (12-hr day; 1.5E6 OH/cm3)
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 2.43E-009 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  2.324
      Log Koc:  0.366 

 Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
  Total Ka (acid-catalyzed) at 25 deg C :  7.699E-002  L/mol-sec
  Ka Half-Life at pH 7:       2.853  years  

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
   Log BCF from regression-based method = 0.500 (BCF = 3.162)
       log Kow used: 0.03 (expkow database)

 Volatilization from Water:
    Henry LC:  6.96E-005 atm-m3/mole  (Henry experimental database)
    Half-Life from Model River:      7.189  hours
    Half-Life from Model Lake :      142.3  hours   (5.93 days)

 Removal In Wastewater Treatment:
    Total removal:               5.33  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.70  percent
    Total to Air:                3.54  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       15.4            494          1000       
   Water     44              360          1000       
   Soil      40.6            720          1000       
   Sediment  0.0812          3.24e+003    0          
     Persistence Time: 292 hr




        
Descriptors: 0, 0, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 3, 0, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0
CategoryTargetPDB CodeLASSO Score
MetalloenzymesACE, angiotensin-converting enzyme;1o860.00
Other EnzymesAChE, acetylcholinesterase;1eve0.00
MetalloenzymesADA, adenosine deaminase;1stw0.06
Other EnzymesAmpC, AmpC beta-lactamase;1xgj0.01
Nuclear Hormone ReceptorsAR, androgen receptor;1xq20.00
KinasesCDK2, cyclindependent kinase 2;1ckp0.00
MetalloenzymesCOMT, catechol O-methyltransferase;1h1d0.00
Other Enzymescyclooxygenase-21cx20.00
Folate EnzymesDHFR, dihydrofolate reductase;3dfr0.00
KinasesEGFr, epidermal growth factor receptor;1m170.00
Nuclear Hormone ReceptorsER, estrogen receptor; agonist1l2i0.00
KinasesFGFr1, fibroblast growth factor receptor kinase;1agw0.00
Serine ProteasesFXa, factor Xa;1f0r0.00
Folate EnzymesGART, glycinamide ribonucleotide transformylase;1c2t0.00
Other EnzymesGPB, glycogen phosphorylase â;1a8i0.00
Other EnzymesHIVPR, HIV protease;1hpx0.02
Other EnzymesHIVRT, HIV reverse transcriptase;1rt10.00
Other EnzymesHMGR, hydroxymethylglutaryl-CoA reductase;1hw80.01
KinasesHSP90, human heat shock protein 90;1uy60.00
Other EnzymesInhA, enoyl ACP reductase;1p440.00
Nuclear Hormone ReceptorsMR, mineralocorticoid receptor;2aa20.01
Other EnzymesNA, neuraminidase;1a4g0.00
KinasesP38 MAP, P38 mitogen activated protein;1kv20.00
Other EnzymesPARP, poly(ADP-ribose) polymerase;1efy0.01
MetalloenzymesPDE5, phosphodiesterase 5;1xp00.01
KinasesPDGFrb, platelet derived growth factor receptor kinase;0.00
Other EnzymesPNP, purine nucleoside phosphorylase;1b8o0.01
Nuclear Hormone ReceptorsPPARg, peroxisome proliferator activated receptor ç;1fm90.03
Nuclear Hormone ReceptorsPR, progesterone receptor;1sr70.00
Nuclear Hormone ReceptorsRXRa, retinoic X receptor R;1mvc0.01
Other EnzymesSAHH, S-adenosyl-homocysteine hydrolase;1a7a0.00
KinasesSRC, tyrosine kinase SRC;2src0.01
Serine ProteasesThrombin1ba80.00
KinasesTK, thymidine kinase;1kim0.01
KinasesVEGFr2, vascular endothelial growth factor receptor;1vr20.00