Wikipedia:  

Phthalaldehydic acid

3-Hydroxyphthalide; Phthalaldehydic acid; 2-Carboxybenzaldehyde; 2-Formylbenzoic acid
Molecular Formula
C8 H6 O3
Natural Isotopic Abundance Mass
150.13144
Mono-Isotopic Molecular Masses
C12N14:   150.0316940589
C13N14:   158.0585327613
C12N15:   150.0316940589
C13N15:   158.0585327613
Phthalaldehydic acid image
Phthalaldehydic acid
InCHi String:
InChI=1S/2C8H6O3/c9-7-5-3-1-2-4-6(5)8(10)11-7;9-5-6-3-1-2-4-7(6)8(10)11/h1-4,7,9H;1-5H,(H,10,11)

canonical and isomeric SMILES:
C1=CC=C(C(=C1)C=O)C(=O)O


PUBCHEM iupac NAME: PUBCHEM iupac OPENEYE NAME: PUBCHEM iupac CAS NAME
2-formylbenzoic acid

PUBCHEM iupac TRADITIONAL NAME
phthalaldehydic acid

PUBCHEM iupac SYSTEMATIC NAME
2-methanoylbenzoic acid



PubChem Substance (SID):   85165252   24847258   40715254
PubChem Compound (CID):   16211212
KEGG: Compound ID   n/a
CAS Registry IDs:   n/a
PDB Chemical Component   n/a
Miscellaneous Databases and IDs:   Sigma-Aldrich 116017_ALDRICH   ChemSpider 17339253

Reference data were obtained primarily from the PubChem database.

Three dimensional molecular rendering uses Jmol.