ChemSpider 2D Image | hymecromone | C10H8O3

hymecromone

  • Molecular FormulaC10H8O3
  • Average mass176.169 Da
  • Monoisotopic mass176.047348 Da
  • ChemSpider ID4444190

More details:



Featured data source



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

227-790-1 [EINECS]
2H-1-Benzopyran-2-one, 7-hydroxy-4-methyl- [ACD/Index Name]
4-Methylumbelliferon
4-Methylumbelliferone
4-Methyl-umbelliferone
4-MU
5980-33-6 [RN]
7-Hydroxy-4-methycoumarin
7-Hydroxy-4-methyl-2H-1-benzopyran-2-one
7-hydroxy-4-methyl-2H-1-benzopyren-2-one
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Validated by Experts, Validated by Users, Non-Validated, Removed by Users

69580_FLUKA [DBID]
AI3-08085 [DBID]
AIDS018190 [DBID]
AIDS-018190 [DBID]
BRN 0142217 [DBID]
C03081 [DBID]
CCRIS 5926 [DBID]
CHEBI:17224 [DBID]
CPD-182 [DBID]
D00170 [DBID]
More...
  • Experimental Physico-chemical Properties
  • Predicted Physico-chemical Properties
  • Miscellaneous
    • Appearance:

      solid Oxford University Chemical Safety Data (No longer updated) More details
    • Stability:

      Stable. Combustible. Incompatible with strong oxidizing agents. Oxford University Chemical Safety Data (No longer updated) More details
    • Safety:

      26-37 Alfa Aesar A10337
      36/37/38 Alfa Aesar A10337
      GHS07 Biosynth M-5410
      H315; H319; H335 Biosynth M-5410
      H315-H319-H335 Alfa Aesar A10337
      Irritant/Lachrymator/Teratogenic SynQuest 2H01-1-X0, 60203
      P261; P280; P312; P302+P352; P304+P340; P305+P351+P338 Biosynth M-5410
      P261-P280-P305+P351+P338-P304+P340-P405-P501a Alfa Aesar A10337
      Safety glasses. Oxford University Chemical Safety Data (No longer updated) More details
      Warning Alfa Aesar A10337
      Warning Biosynth M-5410
      WARNING: Irreversible damage risk, protect skin/eyes/lungs. Alfa Aesar A10337
      WARNING: Irritates lungs, eyes, skin Alfa Aesar A10337
    • Target Organs:

      HAS inhibitor TargetMol T1391
    • Compound Source:

      Isol. from young branches of Dalbergia volubilis and from Eupatorium pauciflorum Zerenex Molecular [ZBioX-0181]
    • Bio Activity:

      ASST TargetMol T1391
      Choleretic; Zerenex Molecular [ZBioX-0181]
      Enzyme TargetMol T1391
  • Gas Chromatography

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

Density: 1.3±0.1 g/cm3
Boiling Point: 377.4±37.0 °C at 760 mmHg
Vapour Pressure: 0.0±0.9 mmHg at 25°C
Enthalpy of Vaporization: 65.0±3.0 kJ/mol
Flash Point: 174.4±19.3 °C
Index of Refraction: 1.611
Molar Refractivity: 46.4±0.3 cm3
#H bond acceptors: 3
#H bond donors: 1
#Freely Rotating Bonds: 0
#Rule of 5 Violations: 0
ACD/LogP: 2.37
ACD/LogD (pH 5.5): 1.97
ACD/BCF (pH 5.5): 18.42
ACD/KOC (pH 5.5): 279.87
ACD/LogD (pH 7.4): 1.87
ACD/BCF (pH 7.4): 14.76
ACD/KOC (pH 7.4): 224.20
Polar Surface Area: 47 Å2
Polarizability: 18.4±0.5 10-24cm3
Surface Tension: 51.2±3.0 dyne/cm
Molar Volume: 133.5±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) =  1.58
    Log Kow (Exper. database match) =  1.90
       Exper. Ref:  Hansch,C et al. (1995)

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  343.51  (Adapted Stein & Brown method)
    Melting Pt (deg C):  111.70  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  8.32E-007  (Modified Grain method)
    MP  (exp database):  195.5 deg C
    Subcooled liquid VP: 5.17E-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):  5210
       log Kow used: 1.90 (expkow database)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  11240 mg/L

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

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   1.13E-009  atm-m3/mole
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  3.702E-011 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Log Kow used:  1.90  (exp database)
  Log Kaw used:  -7.335  (HenryWin est)
      Log Koa (KOAWIN v1.10 estimate):  9.235
      Log Koa (experimental database):  None

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.9537
   Biowin2 (Non-Linear Model)     :   0.9959
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   3.0064  (weeks       )
   Biowin4 (Primary Survey Model) :   3.8622  (days        )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.6272
   Biowin6 (MITI Non-Linear Model):   0.6863
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.6493
 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):  0.00689 Pa (5.17E-005 mm Hg)
  Log Koa (Koawin est  ): 9.235
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.000435 
       Octanol/air (Koa) model:  0.000422 
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.0155 
       Mackay model           :  0.0336 
       Octanol/air (Koa) model:  0.0326 

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =  63.0057 E-12 cm3/molecule-sec
      Half-Life =     0.170 Days (12-hr day; 1.5E6 OH/cm3)
      Half-Life =     2.037 Hrs
   Ozone Reaction:
      OVERALL Ozone Rate Constant =    13.650000 E-17 cm3/molecule-sec
      Half-Life =     0.084 Days (at 7E11 mol/cm3)
      Half-Life =      2.015 Hrs
   Reaction With Nitrate Radicals May Be Important!
   Fraction sorbed to airborne particulates (phi): 0.0246 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  391.3
      Log Koc:  2.592 

 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 = 0.763 (BCF = 5.794)
       log Kow used: 1.90 (expkow database)

 Volatilization from Water:
    Henry LC:  1.13E-009 atm-m3/mole  (estimated by Bond SAR Method)
    Half-Life from Model River: 6.877E+005  hours   (2.865E+004 days)
    Half-Life from Model Lake : 7.502E+006  hours   (3.126E+005 days)

 Removal In Wastewater Treatment:
    Total removal:               2.16  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     2.07  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       0.0217          1.35         1000       
   Water     25.2            360          1000       
   Soil      74.7            720          1000       
   Sediment  0.0803          3.24e+003    0          
     Persistence Time: 637 hr




                    

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