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Mass spectra of some 1-substituted-4-acetoacetyl-3-methylpyrazol-5-ols

โœ Scribed by S. P. Singh; R. K. Vaid; P. Dinakar; Lukhvinder Singh


Publisher
John Wiley and Sons
Year
1988
Tongue
English
Weight
293 KB
Volume
23
Category
Article
ISSN
1076-5174

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Mass spectra of some 1-(6โ€ฒ-substituted-4
โœ Shiv P. Singh; Radhe K. Vaid; Om Prakash ๐Ÿ“‚ Article ๐Ÿ“… 1987 ๐Ÿ› John Wiley and Sons ๐ŸŒ English โš– 255 KB

Electron impact induced fragmentation of some l-(6'-substituted-4'-methyl-2'-quinolyl)hylpyrazol-5-ols follows a route where the pyrazole moiety is preferentially cleaved with successive losses of two moieties of 41 u. High-resolution measurements have established that the first loss is due to the C