chempirical

Phthalic anhydride

C8H4O3CAS 85-44-9148.12 g/mol

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OOO
Acid anhydride

Properties

Molecular formula
C8H4O3
Molar mass
148.12 g/mol
Exact mass
148.0160 Da
Density
1.53 g/mL
Melting point
130.8 °C
Boiling point
295 °C
logP
1.00Crippen estimate
Polar surface area
43.4 Ų
H-bond donors / acceptors
0 / 3
Rotatable bonds
0

Identifiers

CAS number
85-44-9
SMILES
O=C1OC(=O)c2ccccc21
InChIKey
LGRFSURHDFAFJT-UHFFFAOYSA-N
InChI
InChI=1S/C8H4O3/c9-7-5-3-1-2-4-6(5)8(10)11-7/h1-4H

Weigh it out

Type any one amount. The others follow from the molar mass and density.

Names and synonyms

23 names · show all
  • 1,3-Isobenzofurandione
  • ESEN
  • Phthalandione
  • 1,3-Phthalandione
  • Phthalic acid anhydride
  • Retarder AK
  • Retarder ESEN
  • Retarder PD
  • 1,2-Benzenedicarboxylic anhydride
  • Vulkalent B/C
  • TGL 6525
  • Araldite HT 901
  • HT 901
  • Phthalanhydride
  • Sconoc 7
  • Retarder B-C
  • NSC 10431
  • Sconoc 5
  • 2-Benzofuran-1,3-dione
  • Rikacid PA
  • OP 392
  • ADP 1200
  • 1,3-Dihydro-2-benzofuran-1,3-dione

Work with Phthalic anhydride

Predict the NMR spectrum1H and 13C shifts with multiplicities Make a solutionWhat to weigh for any molarity and volume Check drug-likenessLipinski, Veber and lead-likeness Boiling point under vacuumAt any pressure, from its normal boiling point Isotope patternExact mass and the mass spectrum pattern

Similar compounds

2,3-Naphthalenedicarboxylic anhydride716-39-265 % similar 1,8-Naphthalic anhydride81-84-563 % similar Naphthalenetetracarboxylic dianhydride81-30-162 % similar Dimethyl phthalate131-11-361 % similar Benzoic anhydride93-97-059 % similar Bpda2420-87-358 % similar Diphenyl phthalate84-62-858 % similar Benzylidenephthalide575-61-157 % similar

Tanimoto similarity of circular fingerprints over the whole catalogue. All similar compounds

Elsewhere

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