pyridine-4-thiol

Formula: C₅H₅NS
Molecular weight: 111.165
IUPAC Standard InChI: InChI=1S/C5H5NS/c7-5-1-3-6-4-2-5/h1-4H,(H,6,7)
IUPAC Standard InChIKey: FHTDDANQIMVWKZ-UHFFFAOYSA-N
CAS Registry Number: 4556-23-4
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: 4-Pyridinethiol
Permanent link for this species. Use this link for bookmarking this species for future reference.
Information on this page:
Other data available:
- UV/Visible spectrum
Options:
- Switch to SI units

Gas phase ion energetics data

Data compiled as indicated in comments:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi

Ionization energy determinations

IE (eV)	Method	Reference	Comment
9.50 ± 0.02	EI	Gronneberg and Undheim, 1972	LLK
9.25 ± 0.03	PE	Cook, El-Abbady, et al., 1977	Vertical value; LLK

References

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

Gronneberg and Undheim, 1972
Gronneberg, T.; Undheim, K., Mass spectrometry of onium compounds. XI: ionization potentials of hydroxy and mercapto pyridines, Org. Mass Spectrom., 1972, 6, 823. [all data]

Cook, El-Abbady, et al., 1977
Cook, M.J.; El-Abbady, S.; Katritzky, A.R.; Guimon, C.; Pfister-Guillouzo, G., Photoelectron spectra of hydroxy- and mercapto-pyridines and models of fixed structure, J. Chem. Soc. Perkin Trans. 2, 1977, 1652. [all data]

Notes

Go To: Top, Gas phase ion energetics data, 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.