Hexahelicene

• Formula: C₂₆H₁₆
• Molecular weight: 328.4052
• IUPAC Standard InChI: InChI=1S/C26H16/c1-3-7-22-17(5-1)9-11-19-13-15-21-16-14-20-12-10-18-6-2-4-8-23(18)25(20)26(21)24(19)22/h1-16H Copy

  
• IUPAC Standard InChIKey: UOYPNWSDSPYOSN-UHFFFAOYSA-N Copy
• CAS Registry Number: 187-83-7
• 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: Phenanthro[3,4-c]phenanthrene; [6]Helicene
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• Information on this page:
  • Gas phase ion energetics data
  • Mass spectrum (electron ionization)
  • UV/Visible spectrum
  • Gas Chromatography
  • References
  • Notes
• Data at other public NIST sites:
  • NIST Polycyclic Aromatic Hydrocarbon Structure Index
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Gas phase ion energetics 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: Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi

View reactions leading to C₂₆H₁₆⁺ (ion structure unspecified)

Ionization energy determinations

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

UV/Visible spectrum

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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: Victor Talrose, Alexander N. Yermakov, Alexy A. Usov, Antonina A. Goncharova, Axlexander N. Leskin, Natalia A. Messineva, Natalia V. Trusova, Margarita V. Efimkina

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, isothermal

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Lee's RI, non-polar column, custom temperature program

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References

Go To: Top, Gas phase ion energetics data, Mass spectrum (electron ionization), UV/Visible spectrum, Gas Chromatography, Notes

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

Obenland and Schmidt, 1975
Obenland, S.; Schmidt, W., Photoelectron spectra of polynuclear aromatics. IV. The helicenes, J. Am. Chem. Soc., 1975, 97, 6633. [all data]

Newman and Lednicer, 1956
Newman, M.S.; Lednicer, D., J. Am. Chem. Soc., 1956, 78, 4765. [all data]

Nicoud, Balavoine, et al., 1972
Nicoud, J.F.; Balavoine, G.; Kagan, H.; Martin, R.H.; Deblecker, M., Chromatographie en phase vapeur d'helicenes et de diaryl-1,2-ethylenes, J. Chromatogr., 1972, 66, 1, 43-53, https://doi.org/10.1016/S0021-9673(01)82926-5 . [all data]

Nicoud, Moradpour, et al., 1972
Nicoud, J.F.; Moradpour, A.; Balavoine, G.; Kagan, H.; Martin, R.H.; Deblecker, M., Chromatographie en phase vapeur d'helicenes et de diaryl-1,2 ethylenes, J. Chromatogr., 1972, 66, 1, 43-53, https://doi.org/10.1016/S0021-9673(01)82926-5 . [all data]

Bemgard, Colmsjo, et al., 1992
Bemgard, A.; Colmsjo, A.; Lundmark, B.-O., Gas chromatographic analysis of high-molecular-weight polynuclear aromatic hydrocarbons. I. Molecular weight 328, J. Chromatogr., 1992, 595, 1-2, 247-258, https://doi.org/10.1016/0021-9673(92)85167-R . [all data]

Notes

Go To: Top, Gas phase ion energetics data, Mass spectrum (electron ionization), UV/Visible spectrum, Gas Chromatography, References

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