1H-Indole-2,3-dione, 1-methyl-

• Formula: C₉H₇NO₂
• Molecular weight: 161.1574
• IUPAC Standard InChI: InChI=1S/C9H7NO2/c1-10-7-5-3-2-4-6(7)8(11)9(10)12/h2-5H,1H3 Copy

  
• IUPAC Standard InChIKey: VCYBVWFTGAZHGH-UHFFFAOYSA-N Copy
• CAS Registry Number: 2058-74-4
• Chemical structure:
  This structure is also available as a 2d Mol file or as a computed 3d SD file
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• Other names: Indole-2,3-dione, 1-methyl-; N-Methylisatin; OL 57; 1-Methylisatin; 1-Methyl-indole-2,3-dione; 1-Methyl-2,3-indolinedione; Indole-2,3-dione, N-methyl-; 1-Methyl-1H-indole-2,3-dione; NSC 42449; 1-methyl-2,3-dihydroindole-2,3-dione; 1-Methyl-1H-indole-2,3-dione (N-methylisatin)
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• Information on this page:
  • Phase change data
  • Mass spectrum (electron ionization)
  • Gas Chromatography
  • References
  • Notes
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Phase change data

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: William E. Acree, Jr., James S. Chickos

Enthalpy of fusion

Mass spectrum (electron ionization)

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director

Spectrum

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Additional Data

Gas Chromatography

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director

Normal alkane RI, non-polar column, temperature ramp

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References

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Matos, Miranda, et al., 2003
Matos, M. Agostinha R.; Miranda, Margarida S.; Morais, Victor M.F.; Liebman, Joel F., Are isatin and isatoic anhydride antiaromatic and aromatic respectively? A combined experimental and theoretical investigation, Org. Biomol. Chem., 2003, 1, 14, 2566-712, https://doi.org/10.1039/b304405j . [all data]

Safaei-Ghomi, Bamoniri, et al., 2007
Safaei-Ghomi, J.; Bamoniri, A.; Hatami, A.; Batooli, H., Composition of the Essential Oil of Stachys acerosa Growing in Central Iran, Chem. Nat. Comp., 2007, 43, 1, 37-39, https://doi.org/10.1007/s10600-007-0026-0 . [all data]

Notes

Go To: Top, Phase change data, Mass spectrum (electron ionization), Gas Chromatography, References

• Symbols used in this document:
  

  ΔfusH	Enthalpy of fusion
  ΔsubH°	Enthalpy of sublimation at standard conditions

• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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