Homophthalic Anhydride

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Properties Simple | Detailed

Formula C9H6O3
IUPAC Name isochromane-1,3-dione
Molecular Mass 162.142 g·mol−1
Heat of Formation -380.6 ± 16.7 kJ·mol−1
Dipole Moment 6.45 ± 1.08 D
Volume 176.26 Å 3
Surface Area 176.57 Å 2
HOMO Energy -10.49 ± 0.55 eV
LUMO Energy -1.18 ± eV
Point Group Symmetry C1
Synonyms
  • 1,3-isochromandione
  • 1h-2-benzopyran-1,3(4h)-dione
  • 1h-2-benzopyran-1,3(4h)-dione (9ci)
  • 2-carboxyphenylacetic anhydride
  • benzoglutaric anhydride
  • isochroman-1,3-quinone
CAS Number(s)
  • 703-59-3
InChIKey AKHSBAVQPIRVAG-UHFFFAOYSA-N
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