2H-1,4-Benzoxazin-3(4H)-one

• Formula: C₈H₇NO₂
• Molecular weight: 149.1467
• IUPAC Standard InChI: InChI=1S/C8H7NO2/c10-8-5-11-7-4-2-1-3-6(7)9-8/h1-4H,5H2,(H,9,10) Copy

  
• IUPAC Standard InChIKey: QRCGFTXRXYMJOS-UHFFFAOYSA-N Copy
• CAS Registry Number: 5466-88-6
• Chemical structure:
  This structure is also available as a 2d Mol file
• Other names: 2H-1,4-Benzoxazin-3-one; 3-Keto-4-aza-2,3-dihydrobenzopyran
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• Information on this page:
  • Phase change data
  • 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

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., 2006
Matos, M. Agostinha R.; Miranda, Margarida S.; Morais, Victor M.F.; Liebman, Joel F., Calorimetric and computational study of 2H-1, 4-benzoxazin-3(4H)-one and of related species, Molecular Physics, 2006, 104, 12, 1833-1841, https://doi.org/10.1080/00268970600571302 . [all data]

Notes

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• 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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