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The Preparation of Isonicotinic and Picolinic Acids

✍ Scribed by Cook, D. J.; Yunghans, Roland S.


Book ID
127140422
Publisher
American Chemical Society
Year
1952
Tongue
English
Weight
276 KB
Volume
74
Category
Article
ISSN
0002-7863

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Mass spectra of picolinic, nicotinic and
✍ Silvana M. de Oliveira; Wagner F. de Giovani; JosΓ© Ricardo Romero; Joseph Miller πŸ“‚ Article πŸ“… 1991 πŸ› John Wiley and Sons 🌐 English βš– 193 KB

Mass spectra of picolinic, nicotinic and isonicotinic acids and of their respective N-oxides are presented. Picolinic acid and its N-oxide demonstrate the facile loss of carbon dioxide and low-intensity molecular ions. Fragmentation is relatively simple. Nicotinic and isonicotinic acids show very si