Phthalic acid
CAS Registry Number®
88-99-3
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CAS Name
Phthalic acidMolecular Formula
C8H6O4Molecular Mass
166.13Cite this Page
Phthalic acid. CAS Common Chemistry. CAS, a division of the American Chemical Society, n.d. http://commonchemistry.cas.org/ChemicalDetail.aspx?ref=88-99-3 (retrieved ) (CAS RN: 88-99-3). Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).Compound Properties
Melting Point (1)
191 °C (decomp)Density (1)
1.593 g/cm³ @ Temp: 15 °C
Source(s)
- (1) Hazardous Substances Data Bank data were obtained from the National Library of Medicine (US)
Other Names and Identifiers
InChI
InChI=1S/C8H6O4/c9-7(10)5-3-1-2-4-6(5)8(11)12/h1-4H,(H,9,10)(H,11,12)
InChIKey
InChIKey=XNGIFLGASWRNHJ-UHFFFAOYSA-N
SMILES
C(O)(=O)C1=C(C(O)=O)C=CC=C1
Canonical SMILES
O=C(O)C=1C=CC=CC1C(=O)O
Other Names for this Substance
- 1,2-Benzenedicarboxylic acid
- Phthalic acid
- o-Benzenedicarboxylic acid
- o-Dicarboxybenzene
- Sunftal 20
Deleted or Replaced CAS Registry Numbers
4401-64-3
