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Phthalide

CAS: 87-41-2 | C8H6O2

2D Structure

3D Structure

Loading 3D structure...

Basic Information

CAS Registry Number: 87-41-2
Molecular Formula: C8H6O2
Molecular Mass: 134.13 g/mol

Names and Synonyms:

Phthalide
1(3H)-Isobenzofuranone
Phthalide
1-Phthalanone
2-Hydroxymethylbenzoic acid γ-lactone
Phthalolactone
NSC 1469
3H-Isobenzofuran-1-one
2-Benzofuran-1(3H)-one
1,3-Dihydro-2-benzofuran-1-one

Identifiers:

SMILES:
O=C1OCc2ccccc21
InChI:
InChI=1S/C8H6O2/c9-8-7-4-2-1-3-6(7)5-10-8/h1-4H,5H2

Key Properties

Boiling Point
290 °C CAS Common Chemistry
Melting Point
75 °C CAS Common Chemistry
Density
1.16 g/cm³ CAS Common Chemistry

Spectral Data

NMR, IR, and Mass spectral data

1H NMR
13C NMR
Predicting NMR spectra...
10 ppm 9 8 7 6 5 4 3 2 1 0 ppm
Shift (ppm) Multiplicity Integration Assignment
200 ppm 180 160 140 120 100 80 60 40 20 0 ppm
Shift (ppm) DEPT Assignment

Note: These NMR spectra are predicted computationally and may differ from experimental data. Predictions are based on chemical environment analysis.

External Resources

All Properties

Comprehensive physical and chemical properties

Property Value Source
Molecular Mass 134.13 g/mol CAS Common Chemistry
134.13399999999996 g/mol RDKit
134.036779432 g/mol RDKit
Density 1.16 g/cm³ CAS Common Chemistry
1.1636 g/cm3 @ Temp: 99.1 °C CAS Common Chemistry
Wikipedia Url https://en.wikipedia.org/wiki/Phthalide CAS Common Chemistry
Boiling Point 290 °C CAS Common Chemistry
Canonical SMILES O=C1OCC=2C=CC=CC12 CAS Common Chemistry
InChI InChI=1S/C8H6O2/c9-8-7-4-2-1-3-6(7)5-10-8/h1-4H,5H2 CAS Common Chemistry
InChI Key InChIKey=WNZQDUSMALZDQF-UHFFFAOYSA-N CAS Common Chemistry
Melting Point 75 °C CAS Common Chemistry
Name Phthalide CAS Common Chemistry
Heavy Atom Count 10 RDKit
Hydrogen Bond Acceptors 2 RDKit
Hydrogen Bond Donors 0 RDKit
Rotatable Bonds 0 RDKit
Aromatic Ring Count 1 RDKit
Topological Polar Surface Area 26.3 Ų RDKit
LogP 1.357 RDKit
Molar Refractivity 35.56150000000001 RDKit

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