Chemical Properties of 1(3H)-Isobenzofuranone, 6,7-dimethoxy- (CAS 569-31-3)

1(3H)-Isobenzofuranone, 6,7-dimethoxy-

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InChI Key
Molecular Weight1
Other Names
  • 6,7-Dimethoxy-2-benzofuran-1(3H)-one
  • 6,7-Dimethoxyphthalide
  • 6,7-dimethoxy-3H-2-benzofuran-1-one
  • Meconic lactone
  • Meconin
  • Meconine
  • Mekonin
  • NSC 35547
  • Opianyl
  • Phthalide, 6,7-dimethoxy-
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Physical Properties

Property Value Unit Source
Δf -233.41 kJ/mol Joback Calculated Property
Δfgas -488.61 kJ/mol Joback Calculated Property
Δfus 21.46 kJ/mol Joback Calculated Property
Δvap 55.92 kJ/mol Joback Calculated Property
log10WS -1.89 Aq. Sol...
logPoct/wat 1.374 Crippen Calculated Property
McVol 136.320 ml/mol McGowan Calculated Property
Pc 3314.37 kPa Joback Calculated Property
Inp [1765.00; 1769.00]   Show Hide
Inp 1765.00 NIST
Inp 1768.00 NIST
Inp 1769.00 NIST
Inp 1765.00 NIST
Inp 1768.00 NIST
Tboil 620.84 K Joback Calculated Property
Tc 853.43 K Joback Calculated Property
Tfus 374.90 K Aq. Sol...
Vc 0.509 m3/kmol Joback Calculated Property

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,gas [341.97; 408.64] J/mol×K [620.84; 853.43] Show Hide
Cp,gas 341.97 J/mol×K 620.84 Joback Calculated Property
Cp,gas 354.90 J/mol×K 659.60 Joback Calculated Property
Cp,gas 367.13 J/mol×K 698.37 Joback Calculated Property
Cp,gas 378.63 J/mol×K 737.13 Joback Calculated Property
Cp,gas 389.39 J/mol×K 775.90 Joback Calculated Property
Cp,gas 399.40 J/mol×K 814.66 Joback Calculated Property
Cp,gas 408.64 J/mol×K 853.43 Joback Calculated Property

Similar Compounds

Isobenzofuran-1(3H)-one, 3,6,7-trimethoxy-. killarniensolide, acetylated. killarniensolide. 4-[2-(4-Allyl-2,6-dimethoxy-phenoxy)-1-hydroxy-propyl]-2-methoxy-phenol, TES. propyl-cannabinolic acid, TMS. 2-CO2Me-3,4-(OH)2-4'-OMe-bibenzyl, acetylated. Spiro[2,5-cyclohexadiene-1,7'(1'H)-cyclopent[ij]isoquinolin]-4-one, 2',3',8',8'a-tetrahydro-5',6'-dimethoxy-1'-methyl-, (R)-. 4-[2-(4-Allyl-2,6-dimethoxy-phenoxy)-1-hydroxy-propyl]-2,6-dimethoxy-phenol, TPS. cannabinolic acid, TMS. N-Acetylnornarcotine. Cytidine, dimethyl-TMS derivative. 7-acetyl-9-curassavoylheliotridine. Estra-1,3,5(10)-trien-17-one, 1-methyl-3,6,7-tris[(trifluoroacetyl)oxy]-, (6«alpha»,7«alpha»)-. cis-Phenanthrene, 9,10-dihydro-9-methyl-9,10-diol, 3,4-dimethoxy, bis-TMS. 4-[2-(4-Allyl-2,6-dimethoxy-phenoxy)-1-hydroxy-propyl]-2-methoxy-phenol, TPS.

Find more compounds similar to 1(3H)-Isobenzofuranone, 6,7-dimethoxy-.


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