CHARACTERIZATION OF RING CONTRACTION AND ALPHA-CLEAVAGE PRODUCTS OF 3-ALKYL-ISOCOUMARINS AND 3-ARYLISOCOUMARINS UNDER ELECTRON IONIZATION MASS-SPECTROMETRIC STUDIES

Authors
RAMA NH IQBAL R ZAMANI K
Citation
Nh. Rama et al., CHARACTERIZATION OF RING CONTRACTION AND ALPHA-CLEAVAGE PRODUCTS OF 3-ALKYL-ISOCOUMARINS AND 3-ARYLISOCOUMARINS UNDER ELECTRON IONIZATION MASS-SPECTROMETRIC STUDIES, Journal of the Chemical Society of Pakistan, 20(1), 1998, pp. 66-76
Citations number
8
Categorie Soggetti
Chemistry
Journal title
Journal of the Chemical Society of Pakistan → ACNP
ISSN journal
02535106
Volume
20
Issue
1
Year of publication
1998
Pages
66 - 76
Database
ISI
SICI code
0253-5106(1998)20:1<66:CORCAA>2.0.ZU;2-D
Abstract
Electron ionization mass spectra of several 3-alkyl- and 3-arylisocoum arins are discussed. The major fragments are formed by ring contractio ns and a-cleavage followed by elimination of neutral fragments.