Chemical Properties of (-)-Mellein (CAS 480-33-1)


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InChI Key
Molecular Weight1
Other Names
  • 1H-2-Benzopyran-1-one, 3,4-dihydro-8-hydroxy-3-methyl-, (R)-
  • 8-Hydroxy-3-methyl-3,4-dihydro-1H-isochromen-1-one, (R)-
  • Mellein
  • Ochracin
  • (3R)-8-Hydroxy-3-methyl-3,4-dihydro-1H-2-benzopyran-1-one
  • (R)-Mellein
  • 8-Hydroxy-3-methyl-3,4-dihydro-1H-isochromen-1-one
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Physical Properties

Property Value Unit Source
Δf -178.58 kJ/mol Joback Calculated Property
Δfgas -405.04 kJ/mol Joback Calculated Property
Δfus 24.61 kJ/mol Joback Calculated Property
Δvap 62.65 kJ/mol Joback Calculated Property
log10WS -2.07 Crippen Calculated Property
logPoct/wat 1.494 Crippen Calculated Property
McVol 130.450 ml/mol McGowan Calculated Property
Pc 4260.71 kPa Joback Calculated Property
Inp [1674.00; 1674.00]   Show Hide
Inp 1674.00 NIST
Inp 1674.00 NIST
Tboil 646.26 K Joback Calculated Property
Tc 901.80 K Joback Calculated Property
Tfus 462.33 K Joback Calculated Property
Vc 0.430 m3/kmol Joback Calculated Property

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,gas [347.99; 416.13] J/mol×K [646.26; 901.80] Show Hide
Cp,gas 347.99 J/mol×K 646.26 Joback Calculated Property
Cp,gas 361.46 J/mol×K 688.85 Joback Calculated Property
Cp,gas 373.97 J/mol×K 731.44 Joback Calculated Property
Cp,gas 385.61 J/mol×K 774.03 Joback Calculated Property
Cp,gas 396.45 J/mol×K 816.62 Joback Calculated Property
Cp,gas 406.60 J/mol×K 859.21 Joback Calculated Property
Cp,gas 416.13 J/mol×K 901.80 Joback Calculated Property

Similar Compounds

1H-2-Benzopyran-1-one, 3,4-dihydro-8-hydroxy-3-methyl-. 1H-2-Benzopyran-1-one, 3,4-dihydro-8-hydroxy-6-methoxy-3-methyl-, (R)-. propyl-cannabinolic acid, TMS. 2-Piperidinomethyl-8(ar)-methoxy-tetrahydro-1-acenaphthone. 4-[2-(4-Allyl-2,6-dimethoxy-phenoxy)-1-hydroxy-propyl]-2-methoxy-phenol, TES. 4-Hydroxyoestrone (enol), TMS. cis-Phenanthrene, 9,10-dihydro-9-methyl-9,10-diol, 3,4-dimethoxy, diacetate. Estra-1,3,5(10)-trien-17-one, 1-methyl-3,6,7-tris[(trifluoroacetyl)oxy]-, (6«alpha»,7«alpha»)-. DILTIAZEM, M(DESAMINO-HO-), AC. DILTIAZEM, M(O-DESMETHYL-DESAMINO-HO-), AC. 2-Dimethylamino-8(ar)-methoxy-tetrahydro-1-acenaphthone. Hypoxanthine-7-ethanol, 2,3-dihydro-3-(diphenylmethyl)-, acetate. Tazettine. Benazepril Me. risperidone.

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