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2-Methyl-4H-3,1-Benzoxazin-4-One

CAS: 525-76-8 | C9H7NO2

2D Structure

3D Structure

Loading 3D structure...

Basic Information

CAS Registry Number: 525-76-8
Molecular Formula: C9H7NO2
Molecular Mass: 161.16 g/mol

Names and Synonyms:

2-Methyl-4H-3,1-Benzoxazin-4-One
4H-3,1-Benzoxazin-4-one, 2-methyl-
2-Methyl-4H-3,1-benzoxazin-4-one
2-Methyl-3,1-benzoxazin-4-one
2-Methyl-3,1-benzoxaza-4-one
Acetanthranil
Acetylanthranyl
2-Methyl-4-oxo-4H-3,1-benzoxazine
Acetylanthranil
2-Methyl-3,1-benzoxazine-4-one
2-Methyl-4-oxo-3,1-benzoxazine
NSC 10119
NSC 521353
2-Methylbenzo[1,3]oxazin-4-one
2-Methyl-4H-benzo[d][1,3]oxazin-4-one

Identifiers:

SMILES:
Cc1nc2ccccc2c(=O)o1
InChI:
InChI=1S/C9H7NO2/c1-6-10-8-5-3-2-4-7(8)9(11)12-6/h2-5H,1H3

Key Properties

Boiling Point
144-145 °C @ Press: 12 Torr CAS Common Chemistry
Melting Point
77-80 °C 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 161.16 g/mol CAS Common Chemistry
161.15999999999994 g/mol RDKit
161.047678464 g/mol RDKit
Boiling Point 144-145 °C @ Press: 12 Torr CAS Common Chemistry
Canonical SMILES O=C1OC(=NC=2C=CC=CC12)C CAS Common Chemistry
InChI InChI=1S/C9H7NO2/c1-6-10-8-5-3-2-4-7(8)9(11)12-6/h2-5H,1H3 CAS Common Chemistry
InChI Key InChIKey=WMQSKECCMQRJRX-UHFFFAOYSA-N CAS Common Chemistry
Melting Point 77-80 °C CAS Common Chemistry
Name 2-Methyl-4H-3,1-benzoxazin-4-one CAS Common Chemistry
Heavy Atom Count 12 RDKit
Hydrogen Bond Acceptors 3 RDKit
Hydrogen Bond Donors 0 RDKit
Rotatable Bonds 0 RDKit
Aromatic Ring Count 2 RDKit
Topological Polar Surface Area 43.1 Ų RDKit
LogP 1.49642 RDKit
Molar Refractivity 45.01600000000001 RDKit

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