Hymecromone

• Formula: C₁₀H₈O₃
• Molecular weight: 176.1687
• IUPAC Standard InChI: InChI=1S/C10H8O3/c1-6-4-10(12)13-9-5-7(11)2-3-8(6)9/h2-5,11H,1H3 Copy

  
• IUPAC Standard InChIKey: HSHNITRMYYLLCV-UHFFFAOYSA-N Copy
• CAS Registry Number: 90-33-5
• Chemical structure:
  This structure is also available as a 2d Mol file or as a computed 3d SD file
  The 3d structure may be viewed using Java or Javascript.
• Other names: 2H-1-Benzopyran-2-one, 7-hydroxy-4-methyl-; Coumarin, 7-hydroxy-4-methyl-; β-Methylumbelliferone; Bilcolic; Bilicante; Cantabilin; Cantabiline; Coumarin 4; Eurogale; Hymecromon; Imecromone; LM 94; Medilla; Mendiaxon; Omega 127; Pilot 447; 4-Methyl-7-Hydroxycoumarin; 4-Methylumbelliferon; 4-Methylumbelliferone; 7-Hydroxy-4-methylcoumarin; 7-Hydroxy-4-methyl-2-oxo-3-chromene; Cholestil; Cholonerton; Crodimon; Cumarote-C; Methylumbelliferone, β; NSC 19026; 2H-1-Benzopyran, 7-hydroxy-4-methyl-2-oxo-; 2H-1-Benzopyren-2-one, 7-hydroxy-4-methyl-; 7-Hydroxy-4-methyl-2-oxo-2H-1-benzopyran; Umbelliferone, 4-methyl-; 4-MU; 7-Hydroxy-4-methyl-2H-1-benzopyran-2-one; Biliton H; Cholspasmin; Himecol; NSC 9408
• Permanent link for this species. Use this link for bookmarking this species for future reference.
• Information on this page:
  • Gas phase ion energetics data
  • Gas Chromatography
  • References
  • Notes
• Other data available:
  • Phase change data
  • IR Spectrum
  • Mass spectrum (electron ionization)
• Options:
  • Switch to SI units

Gas phase ion energetics data

Go To: Top, Gas Chromatography, References, Notes

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

Data compiled by: Sharon G. Lias and Joel F. Liebman

Ionization energy determinations

Gas Chromatography

Go To: Top, Gas phase ion energetics data, References, Notes

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, custom temperature program

View large format table.

References

Go To: Top, Gas phase ion energetics data, Gas Chromatography, Notes

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

Redchenko, Safronov, et al., 1992
Redchenko, V.V.; Safronov, A.I.; Kirpichenok, M.A.; Grandberg, I.I.; Traven', V.F., Electronic structure of π-systems. XV. Photoelectron spectra of 7-aminocoumarin derivatives, J. Gen. Chem. USSR, 1992, 62, 2313. [all data]

Ardrey and Moffat, 1981
Ardrey, R.E.; Moffat, A.C., Gas-liquid chromatographic retention indices of 1318 substances of toxicological interest on SE-30 or OV-1 stationary phase, J. Chromatogr., 1981, 220, 3, 195-252, https://doi.org/10.1016/S0021-9673(00)81925-1 . [all data]

Notes

Go To: Top, Gas phase ion energetics data, Gas Chromatography, References

• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
• The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from errors or omissions in the Database.
• Customer support for NIST Standard Reference Data products.